summaryrefslogtreecommitdiff
path: root/keyboards/matrix
diff options
context:
space:
mode:
authoryulei <yuleiz@gmail.com>2020-08-23 04:45:06 +0800
committerGitHub <noreply@github.com>2020-08-22 13:45:06 -0700
commitac3dfa742a92de541f86846b94269aab87d55d3c (patch)
treea14cd8d42a963e8aa2e50b214e57f89973f9ea8e /keyboards/matrix
parente02f4798f97f7432e8df55846f8eb496b6ac45d1 (diff)
downloadqmk_firmware-ac3dfa742a92de541f86846b94269aab87d55d3c.tar.gz
qmk_firmware-ac3dfa742a92de541f86846b94269aab87d55d3c.zip
[Keyboard] added matrix 8xv2.0 additional (#9470)
* added matrix 8xv2.0 additional keyboard * Apply suggestions from code review Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> * add copyright and speed up the matrix scanning * Update keyboards/matrix/m20add/rules.mk Co-authored-by: Drashna Jaelre <drashna@live.com> Co-authored-by: James Young <18669334+noroadsleft@users.noreply.github.com> Co-authored-by: Drashna Jaelre <drashna@live.com>
Diffstat (limited to 'keyboards/matrix')
-rw-r--r--keyboards/matrix/m20add/boards/m20add_bd/board.c268
-rw-r--r--keyboards/matrix/m20add/boards/m20add_bd/board.h1299
-rw-r--r--keyboards/matrix/m20add/boards/m20add_bd/board.mk9
-rw-r--r--keyboards/matrix/m20add/bootloader_defs.h7
-rw-r--r--keyboards/matrix/m20add/chconf.h714
-rw-r--r--keyboards/matrix/m20add/config.h96
-rw-r--r--keyboards/matrix/m20add/halconf.h525
-rw-r--r--keyboards/matrix/m20add/info.json15
-rw-r--r--keyboards/matrix/m20add/keymaps/default/keymap.c26
-rw-r--r--keyboards/matrix/m20add/keymaps/iso/keymap.c24
-rw-r--r--keyboards/matrix/m20add/ld/m20add_boot.ld85
-rw-r--r--keyboards/matrix/m20add/m20add.c80
-rw-r--r--keyboards/matrix/m20add/m20add.h46
-rw-r--r--keyboards/matrix/m20add/matrix.c93
-rw-r--r--keyboards/matrix/m20add/mcuconf.h253
-rw-r--r--keyboards/matrix/m20add/readme.md13
-rw-r--r--keyboards/matrix/m20add/rgb_ring.c457
-rw-r--r--keyboards/matrix/m20add/rgb_ring.h23
-rw-r--r--keyboards/matrix/m20add/rules.mk52
-rw-r--r--keyboards/matrix/m20add/tca6424.c115
-rw-r--r--keyboards/matrix/m20add/tca6424.h40
21 files changed, 4240 insertions, 0 deletions
diff --git a/keyboards/matrix/m20add/boards/m20add_bd/board.c b/keyboards/matrix/m20add/boards/m20add_bd/board.c
new file mode 100644
index 0000000000..68cf23cddc
--- /dev/null
+++ b/keyboards/matrix/m20add/boards/m20add_bd/board.c
@@ -0,0 +1,268 @@
+/*
+ ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/*
+ * This file has been automatically generated using ChibiStudio board
+ * generator plugin. Do not edit manually.
+ */
+
+#include "hal.h"
+#include "stm32_gpio.h"
+
+/*===========================================================================*/
+/* Driver local definitions. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported variables. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver local variables and types. */
+/*===========================================================================*/
+
+/**
+ * @brief Type of STM32 GPIO port setup.
+ */
+typedef struct {
+ uint32_t moder;
+ uint32_t otyper;
+ uint32_t ospeedr;
+ uint32_t pupdr;
+ uint32_t odr;
+ uint32_t afrl;
+ uint32_t afrh;
+} gpio_setup_t;
+
+/**
+ * @brief Type of STM32 GPIO initialization data.
+ */
+typedef struct {
+#if STM32_HAS_GPIOA || defined(__DOXYGEN__)
+ gpio_setup_t PAData;
+#endif
+#if STM32_HAS_GPIOB || defined(__DOXYGEN__)
+ gpio_setup_t PBData;
+#endif
+#if STM32_HAS_GPIOC || defined(__DOXYGEN__)
+ gpio_setup_t PCData;
+#endif
+#if STM32_HAS_GPIOD || defined(__DOXYGEN__)
+ gpio_setup_t PDData;
+#endif
+#if STM32_HAS_GPIOE || defined(__DOXYGEN__)
+ gpio_setup_t PEData;
+#endif
+#if STM32_HAS_GPIOF || defined(__DOXYGEN__)
+ gpio_setup_t PFData;
+#endif
+#if STM32_HAS_GPIOG || defined(__DOXYGEN__)
+ gpio_setup_t PGData;
+#endif
+#if STM32_HAS_GPIOH || defined(__DOXYGEN__)
+ gpio_setup_t PHData;
+#endif
+#if STM32_HAS_GPIOI || defined(__DOXYGEN__)
+ gpio_setup_t PIData;
+#endif
+#if STM32_HAS_GPIOJ || defined(__DOXYGEN__)
+ gpio_setup_t PJData;
+#endif
+#if STM32_HAS_GPIOK || defined(__DOXYGEN__)
+ gpio_setup_t PKData;
+#endif
+} gpio_config_t;
+
+/**
+ * @brief STM32 GPIO static initialization data.
+ */
+static const gpio_config_t gpio_default_config = {
+#if STM32_HAS_GPIOA
+ {VAL_GPIOA_MODER, VAL_GPIOA_OTYPER, VAL_GPIOA_OSPEEDR, VAL_GPIOA_PUPDR,
+ VAL_GPIOA_ODR, VAL_GPIOA_AFRL, VAL_GPIOA_AFRH},
+#endif
+#if STM32_HAS_GPIOB
+ {VAL_GPIOB_MODER, VAL_GPIOB_OTYPER, VAL_GPIOB_OSPEEDR, VAL_GPIOB_PUPDR,
+ VAL_GPIOB_ODR, VAL_GPIOB_AFRL, VAL_GPIOB_AFRH},
+#endif
+#if STM32_HAS_GPIOC
+ {VAL_GPIOC_MODER, VAL_GPIOC_OTYPER, VAL_GPIOC_OSPEEDR, VAL_GPIOC_PUPDR,
+ VAL_GPIOC_ODR, VAL_GPIOC_AFRL, VAL_GPIOC_AFRH},
+#endif
+#if STM32_HAS_GPIOD
+ {VAL_GPIOD_MODER, VAL_GPIOD_OTYPER, VAL_GPIOD_OSPEEDR, VAL_GPIOD_PUPDR,
+ VAL_GPIOD_ODR, VAL_GPIOD_AFRL, VAL_GPIOD_AFRH},
+#endif
+#if STM32_HAS_GPIOE
+ {VAL_GPIOE_MODER, VAL_GPIOE_OTYPER, VAL_GPIOE_OSPEEDR, VAL_GPIOE_PUPDR,
+ VAL_GPIOE_ODR, VAL_GPIOE_AFRL, VAL_GPIOE_AFRH},
+#endif
+#if STM32_HAS_GPIOF
+ {VAL_GPIOF_MODER, VAL_GPIOF_OTYPER, VAL_GPIOF_OSPEEDR, VAL_GPIOF_PUPDR,
+ VAL_GPIOF_ODR, VAL_GPIOF_AFRL, VAL_GPIOF_AFRH},
+#endif
+#if STM32_HAS_GPIOG
+ {VAL_GPIOG_MODER, VAL_GPIOG_OTYPER, VAL_GPIOG_OSPEEDR, VAL_GPIOG_PUPDR,
+ VAL_GPIOG_ODR, VAL_GPIOG_AFRL, VAL_GPIOG_AFRH},
+#endif
+#if STM32_HAS_GPIOH
+ {VAL_GPIOH_MODER, VAL_GPIOH_OTYPER, VAL_GPIOH_OSPEEDR, VAL_GPIOH_PUPDR,
+ VAL_GPIOH_ODR, VAL_GPIOH_AFRL, VAL_GPIOH_AFRH},
+#endif
+#if STM32_HAS_GPIOI
+ {VAL_GPIOI_MODER, VAL_GPIOI_OTYPER, VAL_GPIOI_OSPEEDR, VAL_GPIOI_PUPDR,
+ VAL_GPIOI_ODR, VAL_GPIOI_AFRL, VAL_GPIOI_AFRH},
+#endif
+#if STM32_HAS_GPIOJ
+ {VAL_GPIOJ_MODER, VAL_GPIOJ_OTYPER, VAL_GPIOJ_OSPEEDR, VAL_GPIOJ_PUPDR,
+ VAL_GPIOJ_ODR, VAL_GPIOJ_AFRL, VAL_GPIOJ_AFRH},
+#endif
+#if STM32_HAS_GPIOK
+ {VAL_GPIOK_MODER, VAL_GPIOK_OTYPER, VAL_GPIOK_OSPEEDR, VAL_GPIOK_PUPDR,
+ VAL_GPIOK_ODR, VAL_GPIOK_AFRL, VAL_GPIOK_AFRH}
+#endif
+};
+
+/*===========================================================================*/
+/* Driver local functions. */
+/*===========================================================================*/
+
+static void gpio_init(stm32_gpio_t *gpiop, const gpio_setup_t *config) {
+
+ gpiop->OTYPER = config->otyper;
+ gpiop->OSPEEDR = config->ospeedr;
+ gpiop->PUPDR = config->pupdr;
+ gpiop->ODR = config->odr;
+ gpiop->AFRL = config->afrl;
+ gpiop->AFRH = config->afrh;
+ gpiop->MODER = config->moder;
+}
+
+static void stm32_gpio_init(void) {
+
+ /* Enabling GPIO-related clocks, the mask comes from the
+ registry header file.*/
+ rccResetAHB1(STM32_GPIO_EN_MASK);
+ rccEnableAHB1(STM32_GPIO_EN_MASK, true);
+
+ /* Initializing all the defined GPIO ports.*/
+#if STM32_HAS_GPIOA
+ gpio_init(GPIOA, &gpio_default_config.PAData);
+#endif
+#if STM32_HAS_GPIOB
+ gpio_init(GPIOB, &gpio_default_config.PBData);
+#endif
+#if STM32_HAS_GPIOC
+ gpio_init(GPIOC, &gpio_default_config.PCData);
+#endif
+#if STM32_HAS_GPIOD
+ gpio_init(GPIOD, &gpio_default_config.PDData);
+#endif
+#if STM32_HAS_GPIOE
+ gpio_init(GPIOE, &gpio_default_config.PEData);
+#endif
+#if STM32_HAS_GPIOF
+ gpio_init(GPIOF, &gpio_default_config.PFData);
+#endif
+#if STM32_HAS_GPIOG
+ gpio_init(GPIOG, &gpio_default_config.PGData);
+#endif
+#if STM32_HAS_GPIOH
+ gpio_init(GPIOH, &gpio_default_config.PHData);
+#endif
+#if STM32_HAS_GPIOI
+ gpio_init(GPIOI, &gpio_default_config.PIData);
+#endif
+#if STM32_HAS_GPIOJ
+ gpio_init(GPIOJ, &gpio_default_config.PJData);
+#endif
+#if STM32_HAS_GPIOK
+ gpio_init(GPIOK, &gpio_default_config.PKData);
+#endif
+}
+
+/*===========================================================================*/
+/* Driver interrupt handlers. */
+/*===========================================================================*/
+
+/*===========================================================================*/
+/* Driver exported functions. */
+/*===========================================================================*/
+
+/**
+ * @brief Early initialization code.
+ * @details GPIO ports and system clocks are initialized before everything
+ * else.
+ */
+void __early_init(void) {
+ extern void enter_bootloader_mode_if_requested(void);
+ enter_bootloader_mode_if_requested();
+
+ stm32_gpio_init();
+ stm32_clock_init();
+}
+
+#if HAL_USE_SDC || defined(__DOXYGEN__)
+/**
+ * @brief SDC card detection.
+ */
+bool sdc_lld_is_card_inserted(SDCDriver *sdcp) {
+
+ (void)sdcp;
+ /* TODO: Fill the implementation.*/
+ return true;
+}
+
+/**
+ * @brief SDC card write protection detection.
+ */
+bool sdc_lld_is_write_protected(SDCDriver *sdcp) {
+
+ (void)sdcp;
+ /* TODO: Fill the implementation.*/
+ return false;
+}
+#endif /* HAL_USE_SDC */
+
+#if HAL_USE_MMC_SPI || defined(__DOXYGEN__)
+/**
+ * @brief MMC_SPI card detection.
+ */
+bool mmc_lld_is_card_inserted(MMCDriver *mmcp) {
+
+ (void)mmcp;
+ /* TODO: Fill the implementation.*/
+ return true;
+}
+
+/**
+ * @brief MMC_SPI card write protection detection.
+ */
+bool mmc_lld_is_write_protected(MMCDriver *mmcp) {
+
+ (void)mmcp;
+ /* TODO: Fill the implementation.*/
+ return false;
+}
+#endif
+
+/**
+ * @brief Board-specific initialization code.
+ * @todo Add your board-specific code, if any.
+ */
+void boardInit(void) {
+
+}
diff --git a/keyboards/matrix/m20add/boards/m20add_bd/board.h b/keyboards/matrix/m20add/boards/m20add_bd/board.h
new file mode 100644
index 0000000000..9d8c248c5d
--- /dev/null
+++ b/keyboards/matrix/m20add/boards/m20add_bd/board.h
@@ -0,0 +1,1299 @@
+/*
+ ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/*
+ * This file has been automatically generated using ChibiStudio board
+ * generator plugin. Do not edit manually.
+ */
+
+#ifndef BOARD_H
+#define BOARD_H
+
+/*
+ * Board identifier.
+ */
+#define BOARD_MATRIX_NOAH
+#define BOARD_NAME "Matrix 8XV2.0 ADD keyboard"
+#define BOARD_OTG_NOVBUSSENS
+
+/*
+ * Board oscillators-related settings.
+ * NOTE: LSE not fitted.
+ */
+#if !defined(STM32_LSECLK)
+#define STM32_LSECLK 0U
+#endif
+
+#if !defined(STM32_HSECLK)
+#define STM32_HSECLK 8000000U
+#endif
+
+//#define STM32_HSE_BYPASS
+
+/*
+ * Board voltages.
+ * Required for performance limits calculation.
+ */
+#define STM32_VDD 300U
+
+/*
+ * MCU type as defined in the ST header.
+ */
+#define STM32F411xE
+
+/*
+ * IO pins assignments.
+ */
+#define GPIOA_PIN0 0U
+#define GPIOA_PIN1 1U
+#define GPIOA_PIN2 2U
+#define GPIOA_PIN3 3U
+#define GPIOA_PIN4 4U
+#define GPIOA_SCK 5U
+#define GPIOA_MISO 6U
+#define GPIOA_MOSI 7U
+#define GPIOA_PIN8 8U
+#define GPIOA_PIN9 9U
+#define GPIOA_PIN10 10U
+#define GPIOA_OTG_FS_DM 11U
+#define GPIOA_OTG_FS_DP 12U
+#define GPIOA_SWDIO 13U
+#define GPIOA_SWCLK 14U
+#define GPIOA_PIN15 15U
+
+#define GPIOB_PIN0 0U
+#define GPIOB_PIN1 1U
+#define GPIOB_PIN2 2U
+#define GPIOB_SWO 3U
+#define GPIOB_PIN4 4U
+#define GPIOB_PIN5 5U
+#define GPIOB_PIN6 6U
+#define GPIOB_PIN7 7U
+#define GPIOB_PIN8 8U
+#define GPIOB_PIN9 9U
+#define GPIOB_PIN10 10U
+#define GPIOB_PIN11 11U
+#define GPIOB_PIN12 12U
+#define GPIOB_PIN13 13U
+#define GPIOB_PIN14 14U
+#define GPIOB_PIN15 15U
+
+#define GPIOC_PIN0 0U
+#define GPIOC_PIN1 1U
+#define GPIOC_PIN2 2U
+#define GPIOC_PIN3 3U
+#define GPIOC_PIN4 4U
+#define GPIOC_PIN5 5U
+#define GPIOC_PIN6 6U
+#define GPIOC_PIN7 7U
+#define GPIOC_PIN8 8U
+#define GPIOC_PIN9 9U
+#define GPIOC_PIN10 10U
+#define GPIOC_PIN11 11U
+#define GPIOC_PIN12 12U
+#define GPIOC_PIN13 13U
+#define GPIOC_PIN14 14U
+#define GPIOC_PIN15 15U
+
+#define GPIOD_PIN0 0U
+#define GPIOD_PIN1 1U
+#define GPIOD_PIN2 2U
+#define GPIOD_PIN3 3U
+#define GPIOD_PIN4 4U
+#define GPIOD_PIN5 5U
+#define GPIOD_PIN6 6U
+#define GPIOD_PIN7 7U
+#define GPIOD_PIN8 8U
+#define GPIOD_PIN9 9U
+#define GPIOD_PIN10 10U
+#define GPIOD_PIN11 11U
+#define GPIOD_PIN12 12U
+#define GPIOD_PIN13 13U
+#define GPIOD_PIN14 14U
+#define GPIOD_PIN15 15U
+
+#define GPIOE_PIN0 0U
+#define GPIOE_PIN1 1U
+#define GPIOE_PIN2 2U
+#define GPIOE_PIN3 3U
+#define GPIOE_PIN4 4U
+#define GPIOE_PIN5 5U
+#define GPIOE_PIN6 6U
+#define GPIOE_PIN7 7U
+#define GPIOE_PIN8 8U
+#define GPIOE_PIN9 9U
+#define GPIOE_PIN10 10U
+#define GPIOE_PIN11 11U
+#define GPIOE_PIN12 12U
+#define GPIOE_PIN13 13U
+#define GPIOE_PIN14 14U
+#define GPIOE_PIN15 15U
+
+#define GPIOF_PIN0 0U
+#define GPIOF_PIN1 1U
+#define GPIOF_PIN2 2U
+#define GPIOF_PIN3 3U
+#define GPIOF_PIN4 4U
+#define GPIOF_PIN5 5U
+#define GPIOF_PIN6 6U
+#define GPIOF_PIN7 7U
+#define GPIOF_PIN8 8U
+#define GPIOF_PIN9 9U
+#define GPIOF_PIN10 10U
+#define GPIOF_PIN11 11U
+#define GPIOF_PIN12 12U
+#define GPIOF_PIN13 13U
+#define GPIOF_PIN14 14U
+#define GPIOF_PIN15 15U
+
+#define GPIOG_PIN0 0U
+#define GPIOG_PIN1 1U
+#define GPIOG_PIN2 2U
+#define GPIOG_PIN3 3U
+#define GPIOG_PIN4 4U
+#define GPIOG_PIN5 5U
+#define GPIOG_PIN6 6U
+#define GPIOG_PIN7 7U
+#define GPIOG_PIN8 8U
+#define GPIOG_PIN9 9U
+#define GPIOG_PIN10 10U
+#define GPIOG_PIN11 11U
+#define GPIOG_PIN12 12U
+#define GPIOG_PIN13 13U
+#define GPIOG_PIN14 14U
+#define GPIOG_PIN15 15U
+
+#define GPIOH_OSC_IN 0U
+#define GPIOH_OSC_OUT 1U
+#define GPIOH_PIN2 2U
+#define GPIOH_PIN3 3U
+#define GPIOH_PIN4 4U
+#define GPIOH_PIN5 5U
+#define GPIOH_PIN6 6U
+#define GPIOH_PIN7 7U
+#define GPIOH_PIN8 8U
+#define GPIOH_PIN9 9U
+#define GPIOH_PIN10 10U
+#define GPIOH_PIN11 11U
+#define GPIOH_PIN12 12U
+#define GPIOH_PIN13 13U
+#define GPIOH_PIN14 14U
+#define GPIOH_PIN15 15U
+
+#define GPIOI_PIN0 0U
+#define GPIOI_PIN1 1U
+#define GPIOI_PIN2 2U
+#define GPIOI_PIN3 3U
+#define GPIOI_PIN4 4U
+#define GPIOI_PIN5 5U
+#define GPIOI_PIN6 6U
+#define GPIOI_PIN7 7U
+#define GPIOI_PIN8 8U
+#define GPIOI_PIN9 9U
+#define GPIOI_PIN10 10U
+#define GPIOI_PIN11 11U
+#define GPIOI_PIN12 12U
+#define GPIOI_PIN13 13U
+#define GPIOI_PIN14 14U
+#define GPIOI_PIN15 15U
+
+/*
+ * I/O ports initial setup, this configuration is established soon after reset
+ * in the initialization code.
+ * Please refer to the STM32 Reference Manual for details.
+ */
+#define PIN_MODE_INPUT(n) (0U << ((n) * 2U))
+#define PIN_MODE_OUTPUT(n) (1U << ((n) * 2U))
+#define PIN_MODE_ALTERNATE(n) (2U << ((n) * 2U))
+#define PIN_MODE_ANALOG(n) (3U << ((n) * 2U))
+#define PIN_ODR_LOW(n) (0U << (n))
+#define PIN_ODR_HIGH(n) (1U << (n))
+#define PIN_OTYPE_PUSHPULL(n) (0U << (n))
+#define PIN_OTYPE_OPENDRAIN(n) (1U << (n))
+#define PIN_OSPEED_VERYLOW(n) (0U << ((n) * 2U))
+#define PIN_OSPEED_LOW(n) (1U << ((n) * 2U))
+#define PIN_OSPEED_MEDIUM(n) (2U << ((n) * 2U))
+#define PIN_OSPEED_HIGH(n) (3U << ((n) * 2U))
+#define PIN_PUPDR_FLOATING(n) (0U << ((n) * 2U))
+#define PIN_PUPDR_PULLUP(n) (1U << ((n) * 2U))
+#define PIN_PUPDR_PULLDOWN(n) (2U << ((n) * 2U))
+#define PIN_AFIO_AF(n, v) ((v) << (((n) % 8U) * 4U))
+
+/*
+ * GPIOA setup:
+ *
+ * PA0 - (input pullup).
+ * PA1 - (input pullup).
+ * PA2 - (input pullup).
+ * PA3 - (input pullup).
+ * PA4 - (input pullup).
+ * PA5 - SPI SCK (alternate 5).
+ * PA6 - SPI MISO (alternate 5).
+ * PA7 - SPI MOSI (alternate 5).
+ * PA8 - (input pullup).
+ * PA9 - (input pullup).
+ * PA10 - (input pullup).
+ * PA11 - OTG_FS_DM (alternate 10).
+ * PA12 - OTG_FS_DP (alternate 10).
+ * PA13 - SWDIO (alternate 0).
+ * PA14 - SWCLK (alternate 0).
+ * PA15 - (input pullup).
+ */
+#define VAL_GPIOA_MODER (PIN_MODE_INPUT(GPIOA_PIN0) | \
+ PIN_MODE_INPUT(GPIOA_PIN1) | \
+ PIN_MODE_INPUT(GPIOA_PIN2) | \
+ PIN_MODE_INPUT(GPIOA_PIN3) | \
+ PIN_MODE_INPUT(GPIOA_PIN4) | \
+ PIN_MODE_ALTERNATE(GPIOA_SCK) | \
+ PIN_MODE_ALTERNATE(GPIOA_MISO) | \
+ PIN_MODE_ALTERNATE(GPIOA_MOSI) | \
+ PIN_MODE_INPUT(GPIOA_PIN8) | \
+ PIN_MODE_INPUT(GPIOA_PIN9) | \
+ PIN_MODE_INPUT(GPIOA_PIN10) | \
+ PIN_MODE_ALTERNATE(GPIOA_OTG_FS_DM) | \
+ PIN_MODE_ALTERNATE(GPIOA_OTG_FS_DP) | \
+ PIN_MODE_ALTERNATE(GPIOA_SWDIO) | \
+ PIN_MODE_ALTERNATE(GPIOA_SWCLK) | \
+ PIN_MODE_INPUT(GPIOA_PIN15))
+#define VAL_GPIOA_OTYPER (PIN_OTYPE_PUSHPULL(GPIOA_PIN0) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_PIN1) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_PIN2) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_PIN3) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_PIN4) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_SCK) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_MISO) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_MOSI) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_PIN8) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_PIN9) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_PIN10) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_OTG_FS_DM) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_OTG_FS_DP) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_SWDIO) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_SWCLK) | \
+ PIN_OTYPE_PUSHPULL(GPIOA_PIN15))
+#define VAL_GPIOA_OSPEEDR (PIN_OSPEED_VERYLOW(GPIOA_PIN0) | \
+ PIN_OSPEED_VERYLOW(GPIOA_PIN1) | \
+ PIN_OSPEED_VERYLOW(GPIOA_PIN2) | \
+ PIN_OSPEED_VERYLOW(GPIOA_PIN3) | \
+ PIN_OSPEED_VERYLOW(GPIOA_PIN4) | \
+ PIN_OSPEED_HIGH(GPIOA_SCK) | \
+ PIN_OSPEED_HIGH(GPIOA_MISO) | \
+ PIN_OSPEED_HIGH(GPIOA_MOSI) | \
+ PIN_OSPEED_VERYLOW(GPIOA_PIN8) | \
+ PIN_OSPEED_VERYLOW(GPIOA_PIN9) | \
+ PIN_OSPEED_VERYLOW(GPIOA_PIN10) | \
+ PIN_OSPEED_HIGH(GPIOA_OTG_FS_DM) | \
+ PIN_OSPEED_HIGH(GPIOA_OTG_FS_DP) | \
+ PIN_OSPEED_HIGH(GPIOA_SWDIO) | \
+ PIN_OSPEED_HIGH(GPIOA_SWCLK) | \
+ PIN_OSPEED_VERYLOW(GPIOA_PIN15))
+#define VAL_GPIOA_PUPDR (PIN_PUPDR_PULLUP(GPIOA_PIN0) | \
+ PIN_PUPDR_PULLUP(GPIOA_PIN1) | \
+ PIN_PUPDR_PULLUP(GPIOA_PIN2) | \
+ PIN_PUPDR_PULLUP(GPIOA_PIN3) | \
+ PIN_PUPDR_PULLUP(GPIOA_PIN4) | \
+ PIN_PUPDR_PULLUP(GPIOA_SCK) | \
+ PIN_PUPDR_PULLUP(GPIOA_MISO) | \
+ PIN_PUPDR_PULLUP(GPIOA_MOSI) | \
+ PIN_PUPDR_PULLUP(GPIOA_PIN8) | \
+ PIN_PUPDR_PULLUP(GPIOA_PIN9) | \
+ PIN_PUPDR_PULLUP(GPIOA_PIN10) | \
+ PIN_PUPDR_FLOATING(GPIOA_OTG_FS_DM) | \
+ PIN_PUPDR_FLOATING(GPIOA_OTG_FS_DP) | \
+ PIN_PUPDR_PULLUP(GPIOA_SWDIO) | \
+ PIN_PUPDR_PULLDOWN(GPIOA_SWCLK) | \
+ PIN_PUPDR_PULLUP(GPIOA_PIN15))
+#define VAL_GPIOA_ODR (PIN_ODR_HIGH(GPIOA_PIN0) | \
+ PIN_ODR_HIGH(GPIOA_PIN1) | \
+ PIN_ODR_HIGH(GPIOA_PIN2) | \
+ PIN_ODR_HIGH(GPIOA_PIN3) | \
+ PIN_ODR_HIGH(GPIOA_PIN4) | \
+ PIN_ODR_HIGH(GPIOA_SCK) | \
+ PIN_ODR_HIGH(GPIOA_MISO) | \
+ PIN_ODR_HIGH(GPIOA_MOSI) | \
+ PIN_ODR_HIGH(GPIOA_PIN8) | \
+ PIN_ODR_HIGH(GPIOA_PIN9) | \
+ PIN_ODR_HIGH(GPIOA_PIN10) | \
+ PIN_ODR_HIGH(GPIOA_OTG_FS_DM) | \
+ PIN_ODR_HIGH(GPIOA_OTG_FS_DP) | \
+ PIN_ODR_HIGH(GPIOA_SWDIO) | \
+ PIN_ODR_HIGH(GPIOA_SWCLK) | \
+ PIN_ODR_HIGH(GPIOA_PIN15))
+#define VAL_GPIOA_AFRL (PIN_AFIO_AF(GPIOA_PIN0, 0U) | \
+ PIN_AFIO_AF(GPIOA_PIN1, 0U) | \
+ PIN_AFIO_AF(GPIOA_PIN2, 0U) | \
+ PIN_AFIO_AF(GPIOA_PIN3, 0U) | \
+ PIN_AFIO_AF(GPIOA_PIN4, 0U) | \
+ PIN_AFIO_AF(GPIOA_SCK, 5U) | \
+ PIN_AFIO_AF(GPIOA_MISO, 5U) | \
+ PIN_AFIO_AF(GPIOA_MOSI, 5U))
+#define VAL_GPIOA_AFRH (PIN_AFIO_AF(GPIOA_PIN8, 0U) | \
+ PIN_AFIO_AF(GPIOA_PIN9, 0U) | \
+ PIN_AFIO_AF(GPIOA_PIN10, 0U) | \
+ PIN_AFIO_AF(GPIOA_OTG_FS_DM, 10U) | \
+ PIN_AFIO_AF(GPIOA_OTG_FS_DP, 10U) | \
+ PIN_AFIO_AF(GPIOA_SWDIO, 0U) | \
+ PIN_AFIO_AF(GPIOA_SWCLK, 0U) | \
+ PIN_AFIO_AF(GPIOA_PIN15, 0U))
+
+/*
+ * GPIOB setup:
+ *
+ * PB0 - (input pullup).
+ * PB1 - (input pullup).
+ * PB2 - (input pullup).
+ * PB3 - SWO (alternate 0).
+ * PB4 - (input pullup).
+ * PB5 - (input pullup).
+ * PB6 - (input pullup).
+ * PB7 - (input pullup).
+ * PB8 - (input pullup).
+ * PB9 - (input pullup).
+ * PB10 - (input pullup).
+ * PB11 - (input pullup).
+ * PB12 - (input pullup).
+ * PB13 - (input pullup).
+ * PB14 - (input pullup).
+ * PB15 - (input pullup).
+ */
+#define VAL_GPIOB_MODER (PIN_MODE_INPUT(GPIOB_PIN0) | \
+ PIN_MODE_INPUT(GPIOB_PIN1) | \
+ PIN_MODE_INPUT(GPIOB_PIN2) | \
+ PIN_MODE_ALTERNATE(GPIOB_SWO) | \
+ PIN_MODE_INPUT(GPIOB_PIN4) | \
+ PIN_MODE_INPUT(GPIOB_PIN5) | \
+ PIN_MODE_INPUT(GPIOB_PIN6) | \
+ PIN_MODE_INPUT(GPIOB_PIN7) | \
+ PIN_MODE_INPUT(GPIOB_PIN8) | \
+ PIN_MODE_INPUT(GPIOB_PIN9) | \
+ PIN_MODE_INPUT(GPIOB_PIN10) | \
+ PIN_MODE_INPUT(GPIOB_PIN11) | \
+ PIN_MODE_INPUT(GPIOB_PIN12) | \
+ PIN_MODE_INPUT(GPIOB_PIN13) | \
+ PIN_MODE_INPUT(GPIOB_PIN14) | \
+ PIN_MODE_INPUT(GPIOB_PIN15))
+#define VAL_GPIOB_OTYPER (PIN_OTYPE_PUSHPULL(GPIOB_PIN0) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN1) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN2) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_SWO) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN4) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN5) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN6) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN7) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN8) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN9) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN10) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN11) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN12) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN13) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN14) | \
+ PIN_OTYPE_PUSHPULL(GPIOB_PIN15))
+#define VAL_GPIOB_OSPEEDR (PIN_OSPEED_VERYLOW(GPIOB_PIN0) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN1) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN2) | \
+ PIN_OSPEED_HIGH(GPIOB_SWO) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN4) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN5) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN6) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN7) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN8) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN9) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN10) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN11) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN12) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN13) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN14) | \
+ PIN_OSPEED_VERYLOW(GPIOB_PIN15))
+#define VAL_GPIOB_PUPDR (PIN_PUPDR_PULLUP(GPIOB_PIN0) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN1) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN2) | \
+ PIN_PUPDR_PULLUP(GPIOB_SWO) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN4) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN5) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN6) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN7) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN8) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN9) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN10) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN11) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN12) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN13) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN14) | \
+ PIN_PUPDR_PULLUP(GPIOB_PIN15))
+#define VAL_GPIOB_ODR (PIN_ODR_HIGH(GPIOB_PIN0) | \
+ PIN_ODR_HIGH(GPIOB_PIN1) | \
+ PIN_ODR_HIGH(GPIOB_PIN2) | \
+ PIN_ODR_HIGH(GPIOB_SWO) | \
+ PIN_ODR_HIGH(GPIOB_PIN4) | \
+ PIN_ODR_HIGH(GPIOB_PIN5) | \
+ PIN_ODR_HIGH(GPIOB_PIN6) | \
+ PIN_ODR_HIGH(GPIOB_PIN7) | \
+ PIN_ODR_HIGH(GPIOB_PIN8) | \
+ PIN_ODR_HIGH(GPIOB_PIN9) | \
+ PIN_ODR_HIGH(GPIOB_PIN10) | \
+ PIN_ODR_HIGH(GPIOB_PIN11) | \
+ PIN_ODR_HIGH(GPIOB_PIN12) | \
+ PIN_ODR_HIGH(GPIOB_PIN13) | \
+ PIN_ODR_HIGH(GPIOB_PIN14) | \
+ PIN_ODR_HIGH(GPIOB_PIN15))
+#define VAL_GPIOB_AFRL (PIN_AFIO_AF(GPIOB_PIN0, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN1, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN2, 0U) | \
+ PIN_AFIO_AF(GPIOB_SWO, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN4, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN5, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN6, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN7, 0U))
+#define VAL_GPIOB_AFRH (PIN_AFIO_AF(GPIOB_PIN8, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN9, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN10, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN11, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN12, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN13, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN14, 0U) | \
+ PIN_AFIO_AF(GPIOB_PIN15, 0U))
+
+/*
+ * GPIOC setup:
+ *
+ * PC0 - (input pullup).
+ * PC1 - (input pullup).
+ * PC2 - (input pullup).
+ * PC3 - (input pullup).
+ * PC4 - (input pullup).
+ * PC5 - (input pullup).
+ * PC6 - (input pullup).
+ * PC7 - (input pullup).
+ * PC8 - (input pullup).
+ * PC9 - (input pullup).
+ * PC10 - (input pullup).
+ * PC11 - (input pullup).
+ * PC12 - (input pullup).
+ * PC13 - (input floating).
+ * PC14 - (input floating).
+ * PC15 - (input floating).
+ */
+#define VAL_GPIOC_MODER (PIN_MODE_INPUT(GPIOC_PIN0) | \
+ PIN_MODE_INPUT(GPIOC_PIN1) | \
+ PIN_MODE_INPUT(GPIOC_PIN2) | \
+ PIN_MODE_INPUT(GPIOC_PIN3) | \
+ PIN_MODE_INPUT(GPIOC_PIN4) | \
+ PIN_MODE_INPUT(GPIOC_PIN5) | \
+ PIN_MODE_INPUT(GPIOC_PIN6) | \
+ PIN_MODE_INPUT(GPIOC_PIN7) | \
+ PIN_MODE_INPUT(GPIOC_PIN8) | \
+ PIN_MODE_INPUT(GPIOC_PIN9) | \
+ PIN_MODE_INPUT(GPIOC_PIN10) | \
+ PIN_MODE_INPUT(GPIOC_PIN11) | \
+ PIN_MODE_INPUT(GPIOC_PIN12) | \
+ PIN_MODE_INPUT(GPIOC_PIN13) | \
+ PIN_MODE_INPUT(GPIOC_PIN14) | \
+ PIN_MODE_INPUT(GPIOC_PIN15))
+#define VAL_GPIOC_OTYPER (PIN_OTYPE_PUSHPULL(GPIOC_PIN0) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN1) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN2) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN3) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN4) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN5) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN6) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN7) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN8) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN9) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN10) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN11) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN12) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN13) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN14) | \
+ PIN_OTYPE_PUSHPULL(GPIOC_PIN15))
+#define VAL_GPIOC_OSPEEDR (PIN_OSPEED_VERYLOW(GPIOC_PIN0) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN1) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN2) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN3) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN4) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN5) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN6) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN7) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN8) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN9) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN10) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN11) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN12) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN13) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN14) | \
+ PIN_OSPEED_VERYLOW(GPIOC_PIN15))
+#define VAL_GPIOC_PUPDR (PIN_PUPDR_PULLUP(GPIOC_PIN0) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN1) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN2) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN3) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN4) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN5) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN6) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN7) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN8) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN9) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN10) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN11) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN12) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN13) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN14) | \
+ PIN_PUPDR_PULLUP(GPIOC_PIN15))
+#define VAL_GPIOC_ODR (PIN_ODR_HIGH(GPIOC_PIN0) | \
+ PIN_ODR_HIGH(GPIOC_PIN1) | \
+ PIN_ODR_HIGH(GPIOC_PIN2) | \
+ PIN_ODR_HIGH(GPIOC_PIN3) | \
+ PIN_ODR_HIGH(GPIOC_PIN4) | \
+ PIN_ODR_HIGH(GPIOC_PIN5) | \
+ PIN_ODR_HIGH(GPIOC_PIN6) | \
+ PIN_ODR_HIGH(GPIOC_PIN7) | \
+ PIN_ODR_HIGH(GPIOC_PIN8) | \
+ PIN_ODR_HIGH(GPIOC_PIN9) | \
+ PIN_ODR_HIGH(GPIOC_PIN10) | \
+ PIN_ODR_HIGH(GPIOC_PIN11) | \
+ PIN_ODR_HIGH(GPIOC_PIN12) | \
+ PIN_ODR_HIGH(GPIOC_PIN13) | \
+ PIN_ODR_HIGH(GPIOC_PIN14) | \
+ PIN_ODR_HIGH(GPIOC_PIN15))
+#define VAL_GPIOC_AFRL (PIN_AFIO_AF(GPIOC_PIN0, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN1, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN2, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN3, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN4, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN5, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN6, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN7, 0U))
+#define VAL_GPIOC_AFRH (PIN_AFIO_AF(GPIOC_PIN8, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN9, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN10, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN11, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN12, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN13, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN14, 0U) | \
+ PIN_AFIO_AF(GPIOC_PIN15, 0U))
+
+/*
+ * GPIOD setup:
+ *
+ * PD0 - PIN0 (input pullup).
+ * PD1 - PIN1 (input pullup).
+ * PD2 - PIN2 (input pullup).
+ * PD3 - PIN3 (input pullup).
+ * PD4 - PIN4 (input pullup).
+ * PD5 - PIN5 (input pullup).
+ * PD6 - PIN6 (input pullup).
+ * PD7 - PIN7 (input pullup).
+ * PD8 - PIN8 (input pullup).
+ * PD9 - PIN9 (input pullup).
+ * PD10 - PIN10 (input pullup).
+ * PD11 - PIN11 (input pullup).
+ * PD12 - PIN12 (input pullup).
+ * PD13 - PIN13 (input pullup).
+ * PD14 - PIN14 (input pullup).
+ * PD15 - PIN15 (input pullup).
+ */
+#define VAL_GPIOD_MODER (PIN_MODE_INPUT(GPIOD_PIN0) | \
+ PIN_MODE_INPUT(GPIOD_PIN1) | \
+ PIN_MODE_INPUT(GPIOD_PIN2) | \
+ PIN_MODE_INPUT(GPIOD_PIN3) | \
+ PIN_MODE_INPUT(GPIOD_PIN4) | \
+ PIN_MODE_INPUT(GPIOD_PIN5) | \
+ PIN_MODE_INPUT(GPIOD_PIN6) | \
+ PIN_MODE_INPUT(GPIOD_PIN7) | \
+ PIN_MODE_INPUT(GPIOD_PIN8) | \
+ PIN_MODE_INPUT(GPIOD_PIN9) | \
+ PIN_MODE_INPUT(GPIOD_PIN10) | \
+ PIN_MODE_INPUT(GPIOD_PIN11) | \
+ PIN_MODE_INPUT(GPIOD_PIN12) | \
+ PIN_MODE_INPUT(GPIOD_PIN13) | \
+ PIN_MODE_INPUT(GPIOD_PIN14) | \
+ PIN_MODE_INPUT(GPIOD_PIN15))
+#define VAL_GPIOD_OTYPER (PIN_OTYPE_PUSHPULL(GPIOD_PIN0) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN1) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN2) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN3) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN4) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN5) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN6) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN7) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN8) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN9) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN10) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN11) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN12) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN13) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN14) | \
+ PIN_OTYPE_PUSHPULL(GPIOD_PIN15))
+#define VAL_GPIOD_OSPEEDR (PIN_OSPEED_HIGH(GPIOD_PIN0) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN1) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN2) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN3) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN4) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN5) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN6) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN7) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN8) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN9) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN10) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN11) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN12) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN13) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN14) | \
+ PIN_OSPEED_HIGH(GPIOD_PIN15))
+#define VAL_GPIOD_PUPDR (PIN_PUPDR_PULLUP(GPIOD_PIN0) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN1) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN2) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN3) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN4) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN5) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN6) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN7) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN8) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN9) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN10) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN11) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN12) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN13) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN14) | \
+ PIN_PUPDR_PULLUP(GPIOD_PIN15))
+#define VAL_GPIOD_ODR (PIN_ODR_HIGH(GPIOD_PIN0) | \
+ PIN_ODR_HIGH(GPIOD_PIN1) | \
+ PIN_ODR_HIGH(GPIOD_PIN2) | \
+ PIN_ODR_HIGH(GPIOD_PIN3) | \
+ PIN_ODR_HIGH(GPIOD_PIN4) | \
+ PIN_ODR_HIGH(GPIOD_PIN5) | \
+ PIN_ODR_HIGH(GPIOD_PIN6) | \
+ PIN_ODR_HIGH(GPIOD_PIN7) | \
+ PIN_ODR_HIGH(GPIOD_PIN8) | \
+ PIN_ODR_HIGH(GPIOD_PIN9) | \
+ PIN_ODR_HIGH(GPIOD_PIN10) | \
+ PIN_ODR_HIGH(GPIOD_PIN11) | \
+ PIN_ODR_HIGH(GPIOD_PIN12) | \
+ PIN_ODR_HIGH(GPIOD_PIN13) | \
+ PIN_ODR_HIGH(GPIOD_PIN14) | \
+ PIN_ODR_HIGH(GPIOD_PIN15))
+#define VAL_GPIOD_AFRL (PIN_AFIO_AF(GPIOD_PIN0, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN1, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN2, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN3, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN4, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN5, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN6, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN7, 0U))
+#define VAL_GPIOD_AFRH (PIN_AFIO_AF(GPIOD_PIN8, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN9, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN10, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN11, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN12, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN13, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN14, 0U) | \
+ PIN_AFIO_AF(GPIOD_PIN15, 0U))
+
+/*
+ * GPIOE setup:
+ *
+ * PE0 - PIN0 (input pullup).
+ * PE1 - PIN1 (input pullup).
+ * PE2 - PIN2 (input pullup).
+ * PE3 - PIN3 (input pullup).
+ * PE4 - PIN4 (input pullup).
+ * PE5 - PIN5 (input pullup).
+ * PE6 - PIN6 (input pullup).
+ * PE7 - PIN7 (input pullup).
+ * PE8 - PIN8 (input pullup).
+ * PE9 - PIN9 (input pullup).
+ * PE10 - PIN10 (input pullup).
+ * PE11 - PIN11 (input pullup).
+ * PE12 - PIN12 (input pullup).
+ * PE13 - PIN13 (input pullup).
+ * PE14 - PIN14 (input pullup).
+ * PE15 - PIN15 (input pullup).
+ */
+#define VAL_GPIOE_MODER (PIN_MODE_INPUT(GPIOE_PIN0) | \
+ PIN_MODE_INPUT(GPIOE_PIN1) | \
+ PIN_MODE_INPUT(GPIOE_PIN2) | \
+ PIN_MODE_INPUT(GPIOE_PIN3) | \
+ PIN_MODE_INPUT(GPIOE_PIN4) | \
+ PIN_MODE_INPUT(GPIOE_PIN5) | \
+ PIN_MODE_INPUT(GPIOE_PIN6) | \
+ PIN_MODE_INPUT(GPIOE_PIN7) | \
+ PIN_MODE_INPUT(GPIOE_PIN8) | \
+ PIN_MODE_INPUT(GPIOE_PIN9) | \
+ PIN_MODE_INPUT(GPIOE_PIN10) | \
+ PIN_MODE_INPUT(GPIOE_PIN11) | \
+ PIN_MODE_INPUT(GPIOE_PIN12) | \
+ PIN_MODE_INPUT(GPIOE_PIN13) | \
+ PIN_MODE_INPUT(GPIOE_PIN14) | \
+ PIN_MODE_INPUT(GPIOE_PIN15))
+#define VAL_GPIOE_OTYPER (PIN_OTYPE_PUSHPULL(GPIOE_PIN0) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN1) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN2) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN3) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN4) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN5) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN6) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN7) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN8) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN9) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN10) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN11) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN12) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN13) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN14) | \
+ PIN_OTYPE_PUSHPULL(GPIOE_PIN15))
+#define VAL_GPIOE_OSPEEDR (PIN_OSPEED_HIGH(GPIOE_PIN0) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN1) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN2) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN3) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN4) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN5) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN6) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN7) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN8) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN9) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN10) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN11) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN12) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN13) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN14) | \
+ PIN_OSPEED_HIGH(GPIOE_PIN15))
+#define VAL_GPIOE_PUPDR (PIN_PUPDR_PULLUP(GPIOE_PIN0) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN1) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN2) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN3) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN4) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN5) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN6) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN7) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN8) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN9) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN10) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN11) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN12) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN13) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN14) | \
+ PIN_PUPDR_PULLUP(GPIOE_PIN15))
+#define VAL_GPIOE_ODR (PIN_ODR_HIGH(GPIOE_PIN0) | \
+ PIN_ODR_HIGH(GPIOE_PIN1) | \
+ PIN_ODR_HIGH(GPIOE_PIN2) | \
+ PIN_ODR_HIGH(GPIOE_PIN3) | \
+ PIN_ODR_HIGH(GPIOE_PIN4) | \
+ PIN_ODR_HIGH(GPIOE_PIN5) | \
+ PIN_ODR_HIGH(GPIOE_PIN6) | \
+ PIN_ODR_HIGH(GPIOE_PIN7) | \
+ PIN_ODR_HIGH(GPIOE_PIN8) | \
+ PIN_ODR_HIGH(GPIOE_PIN9) | \
+ PIN_ODR_HIGH(GPIOE_PIN10) | \
+ PIN_ODR_HIGH(GPIOE_PIN11) | \
+ PIN_ODR_HIGH(GPIOE_PIN12) | \
+ PIN_ODR_HIGH(GPIOE_PIN13) | \
+ PIN_ODR_HIGH(GPIOE_PIN14) | \
+ PIN_ODR_HIGH(GPIOE_PIN15))
+#define VAL_GPIOE_AFRL (PIN_AFIO_AF(GPIOE_PIN0, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN1, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN2, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN3, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN4, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN5, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN6, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN7, 0U))
+#define VAL_GPIOE_AFRH (PIN_AFIO_AF(GPIOE_PIN8, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN9, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN10, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN11, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN12, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN13, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN14, 0U) | \
+ PIN_AFIO_AF(GPIOE_PIN15, 0U))
+
+/*
+ * GPIOF setup:
+ *
+ * PF0 - PIN0 (input pullup).
+ * PF1 - PIN1 (input pullup).
+ * PF2 - PIN2 (input pullup).
+ * PF3 - PIN3 (input pullup).
+ * PF4 - PIN4 (input pullup).
+ * PF5 - PIN5 (input pullup).
+ * PF6 - PIN6 (input pullup).
+ * PF7 - PIN7 (input pullup).
+ * PF8 - PIN8 (input pullup).
+ * PF9 - PIN9 (input pullup).
+ * PF10 - PIN10 (input pullup).
+ * PF11 - PIN11 (input pullup).
+ * PF12 - PIN12 (input pullup).
+ * PF13 - PIN13 (input pullup).
+ * PF14 - PIN14 (input pullup).
+ * PF15 - PIN15 (input pullup).
+ */
+#define VAL_GPIOF_MODER (PIN_MODE_INPUT(GPIOF_PIN0) | \
+ PIN_MODE_INPUT(GPIOF_PIN1) | \
+ PIN_MODE_INPUT(GPIOF_PIN2) | \
+ PIN_MODE_INPUT(GPIOF_PIN3) | \
+ PIN_MODE_INPUT(GPIOF_PIN4) | \
+ PIN_MODE_INPUT(GPIOF_PIN5) | \
+ PIN_MODE_INPUT(GPIOF_PIN6) | \
+ PIN_MODE_INPUT(GPIOF_PIN7) | \
+ PIN_MODE_INPUT(GPIOF_PIN8) | \
+ PIN_MODE_INPUT(GPIOF_PIN9) | \
+ PIN_MODE_INPUT(GPIOF_PIN10) | \
+ PIN_MODE_INPUT(GPIOF_PIN11) | \
+ PIN_MODE_INPUT(GPIOF_PIN12) | \
+ PIN_MODE_INPUT(GPIOF_PIN13) | \
+ PIN_MODE_INPUT(GPIOF_PIN14) | \
+ PIN_MODE_INPUT(GPIOF_PIN15))
+#define VAL_GPIOF_OTYPER (PIN_OTYPE_PUSHPULL(GPIOF_PIN0) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN1) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN2) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN3) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN4) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN5) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN6) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN7) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN8) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN9) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN10) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN11) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN12) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN13) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN14) | \
+ PIN_OTYPE_PUSHPULL(GPIOF_PIN15))
+#define VAL_GPIOF_OSPEEDR (PIN_OSPEED_HIGH(GPIOF_PIN0) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN1) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN2) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN3) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN4) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN5) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN6) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN7) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN8) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN9) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN10) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN11) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN12) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN13) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN14) | \
+ PIN_OSPEED_HIGH(GPIOF_PIN15))
+#define VAL_GPIOF_PUPDR (PIN_PUPDR_PULLUP(GPIOF_PIN0) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN1) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN2) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN3) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN4) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN5) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN6) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN7) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN8) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN9) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN10) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN11) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN12) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN13) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN14) | \
+ PIN_PUPDR_PULLUP(GPIOF_PIN15))
+#define VAL_GPIOF_ODR (PIN_ODR_HIGH(GPIOF_PIN0) | \
+ PIN_ODR_HIGH(GPIOF_PIN1) | \
+ PIN_ODR_HIGH(GPIOF_PIN2) | \
+ PIN_ODR_HIGH(GPIOF_PIN3) | \
+ PIN_ODR_HIGH(GPIOF_PIN4) | \
+ PIN_ODR_HIGH(GPIOF_PIN5) | \
+ PIN_ODR_HIGH(GPIOF_PIN6) | \
+ PIN_ODR_HIGH(GPIOF_PIN7) | \
+ PIN_ODR_HIGH(GPIOF_PIN8) | \
+ PIN_ODR_HIGH(GPIOF_PIN9) | \
+ PIN_ODR_HIGH(GPIOF_PIN10) | \
+ PIN_ODR_HIGH(GPIOF_PIN11) | \
+ PIN_ODR_HIGH(GPIOF_PIN12) | \
+ PIN_ODR_HIGH(GPIOF_PIN13) | \
+ PIN_ODR_HIGH(GPIOF_PIN14) | \
+ PIN_ODR_HIGH(GPIOF_PIN15))
+#define VAL_GPIOF_AFRL (PIN_AFIO_AF(GPIOF_PIN0, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN1, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN2, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN3, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN4, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN5, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN6, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN7, 0U))
+#define VAL_GPIOF_AFRH (PIN_AFIO_AF(GPIOF_PIN8, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN9, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN10, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN11, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN12, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN13, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN14, 0U) | \
+ PIN_AFIO_AF(GPIOF_PIN15, 0U))
+
+/*
+ * GPIOG setup:
+ *
+ * PG0 - PIN0 (input pullup).
+ * PG1 - PIN1 (input pullup).
+ * PG2 - PIN2 (input pullup).
+ * PG3 - PIN3 (input pullup).
+ * PG4 - PIN4 (input pullup).
+ * PG5 - PIN5 (input pullup).
+ * PG6 - PIN6 (input pullup).
+ * PG7 - PIN7 (input pullup).
+ * PG8 - PIN8 (input pullup).
+ * PG9 - PIN9 (input pullup).
+ * PG10 - PIN10 (input pullup).
+ * PG11 - PIN11 (input pullup).
+ * PG12 - PIN12 (input pullup).
+ * PG13 - PIN13 (input pullup).
+ * PG14 - PIN14 (input pullup).
+ * PG15 - PIN15 (input pullup).
+ */
+#define VAL_GPIOG_MODER (PIN_MODE_INPUT(GPIOG_PIN0) | \
+ PIN_MODE_INPUT(GPIOG_PIN1) | \
+ PIN_MODE_INPUT(GPIOG_PIN2) | \
+ PIN_MODE_INPUT(GPIOG_PIN3) | \
+ PIN_MODE_INPUT(GPIOG_PIN4) | \
+ PIN_MODE_INPUT(GPIOG_PIN5) | \
+ PIN_MODE_INPUT(GPIOG_PIN6) | \
+ PIN_MODE_INPUT(GPIOG_PIN7) | \
+ PIN_MODE_INPUT(GPIOG_PIN8) | \
+ PIN_MODE_INPUT(GPIOG_PIN9) | \
+ PIN_MODE_INPUT(GPIOG_PIN10) | \
+ PIN_MODE_INPUT(GPIOG_PIN11) | \
+ PIN_MODE_INPUT(GPIOG_PIN12) | \
+ PIN_MODE_INPUT(GPIOG_PIN13) | \
+ PIN_MODE_INPUT(GPIOG_PIN14) | \
+ PIN_MODE_INPUT(GPIOG_PIN15))
+#define VAL_GPIOG_OTYPER (PIN_OTYPE_PUSHPULL(GPIOG_PIN0) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN1) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN2) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN3) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN4) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN5) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN6) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN7) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN8) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN9) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN10) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN11) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN12) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN13) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN14) | \
+ PIN_OTYPE_PUSHPULL(GPIOG_PIN15))
+#define VAL_GPIOG_OSPEEDR (PIN_OSPEED_HIGH(GPIOG_PIN0) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN1) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN2) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN3) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN4) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN5) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN6) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN7) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN8) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN9) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN10) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN11) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN12) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN13) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN14) | \
+ PIN_OSPEED_HIGH(GPIOG_PIN15))
+#define VAL_GPIOG_PUPDR (PIN_PUPDR_PULLUP(GPIOG_PIN0) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN1) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN2) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN3) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN4) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN5) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN6) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN7) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN8) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN9) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN10) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN11) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN12) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN13) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN14) | \
+ PIN_PUPDR_PULLUP(GPIOG_PIN15))
+#define VAL_GPIOG_ODR (PIN_ODR_HIGH(GPIOG_PIN0) | \
+ PIN_ODR_HIGH(GPIOG_PIN1) | \
+ PIN_ODR_HIGH(GPIOG_PIN2) | \
+ PIN_ODR_HIGH(GPIOG_PIN3) | \
+ PIN_ODR_HIGH(GPIOG_PIN4) | \
+ PIN_ODR_HIGH(GPIOG_PIN5) | \
+ PIN_ODR_HIGH(GPIOG_PIN6) | \
+ PIN_ODR_HIGH(GPIOG_PIN7) | \
+ PIN_ODR_HIGH(GPIOG_PIN8) | \
+ PIN_ODR_HIGH(GPIOG_PIN9) | \
+ PIN_ODR_HIGH(GPIOG_PIN10) | \
+ PIN_ODR_HIGH(GPIOG_PIN11) | \
+ PIN_ODR_HIGH(GPIOG_PIN12) | \
+ PIN_ODR_HIGH(GPIOG_PIN13) | \
+ PIN_ODR_HIGH(GPIOG_PIN14) | \
+ PIN_ODR_HIGH(GPIOG_PIN15))
+#define VAL_GPIOG_AFRL (PIN_AFIO_AF(GPIOG_PIN0, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN1, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN2, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN3, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN4, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN5, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN6, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN7, 0U))
+#define VAL_GPIOG_AFRH (PIN_AFIO_AF(GPIOG_PIN8, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN9, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN10, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN11, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN12, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN13, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN14, 0U) | \
+ PIN_AFIO_AF(GPIOG_PIN15, 0U))
+
+/*
+ * GPIOH setup:
+ *
+ * PH0 - OSC_IN (input floating).
+ * PH1 - OSC_OUT (input floating).
+ * PH2 - PIN2 (input pullup).
+ * PH3 - PIN3 (input pullup).
+ * PH4 - PIN4 (input pullup).
+ * PH5 - PIN5 (input pullup).
+ * PH6 - PIN6 (input pullup).
+ * PH7 - PIN7 (input pullup).
+ * PH8 - PIN8 (input pullup).
+ * PH9 - PIN9 (input pullup).
+ * PH10 - PIN10 (input pullup).
+ * PH11 - PIN11 (input pullup).
+ * PH12 - PIN12 (input pullup).
+ * PH13 - PIN13 (input pullup).
+ * PH14 - PIN14 (input pullup).
+ * PH15 - PIN15 (input pullup).
+ */
+#define VAL_GPIOH_MODER (PIN_MODE_INPUT(GPIOH_OSC_IN) | \
+ PIN_MODE_INPUT(GPIOH_OSC_OUT) | \
+ PIN_MODE_INPUT(GPIOH_PIN2) | \
+ PIN_MODE_INPUT(GPIOH_PIN3) | \
+ PIN_MODE_INPUT(GPIOH_PIN4) | \
+ PIN_MODE_INPUT(GPIOH_PIN5) | \
+ PIN_MODE_INPUT(GPIOH_PIN6) | \
+ PIN_MODE_INPUT(GPIOH_PIN7) | \
+ PIN_MODE_INPUT(GPIOH_PIN8) | \
+ PIN_MODE_INPUT(GPIOH_PIN9) | \
+ PIN_MODE_INPUT(GPIOH_PIN10) | \
+ PIN_MODE_INPUT(GPIOH_PIN11) | \
+ PIN_MODE_INPUT(GPIOH_PIN12) | \
+ PIN_MODE_INPUT(GPIOH_PIN13) | \
+ PIN_MODE_INPUT(GPIOH_PIN14) | \
+ PIN_MODE_INPUT(GPIOH_PIN15))
+#define VAL_GPIOH_OTYPER (PIN_OTYPE_PUSHPULL(GPIOH_OSC_IN) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_OSC_OUT) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN2) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN3) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN4) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN5) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN6) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN7) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN8) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN9) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN10) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN11) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN12) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN13) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN14) | \
+ PIN_OTYPE_PUSHPULL(GPIOH_PIN15))
+#define VAL_GPIOH_OSPEEDR (PIN_OSPEED_HIGH(GPIOH_OSC_IN) | \
+ PIN_OSPEED_HIGH(GPIOH_OSC_OUT) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN2) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN3) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN4) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN5) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN6) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN7) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN8) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN9) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN10) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN11) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN12) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN13) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN14) | \
+ PIN_OSPEED_HIGH(GPIOH_PIN15))
+#define VAL_GPIOH_PUPDR (PIN_PUPDR_FLOATING(GPIOH_OSC_IN) | \
+ PIN_PUPDR_FLOATING(GPIOH_OSC_OUT) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN2) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN3) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN4) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN5) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN6) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN7) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN8) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN9) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN10) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN11) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN12) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN13) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN14) | \
+ PIN_PUPDR_PULLUP(GPIOH_PIN15))
+#define VAL_GPIOH_ODR (PIN_ODR_HIGH(GPIOH_OSC_IN) | \
+ PIN_ODR_HIGH(GPIOH_OSC_OUT) | \
+ PIN_ODR_HIGH(GPIOH_PIN2) | \
+ PIN_ODR_HIGH(GPIOH_PIN3) | \
+ PIN_ODR_HIGH(GPIOH_PIN4) | \
+ PIN_ODR_HIGH(GPIOH_PIN5) | \
+ PIN_ODR_HIGH(GPIOH_PIN6) | \
+ PIN_ODR_HIGH(GPIOH_PIN7) | \
+ PIN_ODR_HIGH(GPIOH_PIN8) | \
+ PIN_ODR_HIGH(GPIOH_PIN9) | \
+ PIN_ODR_HIGH(GPIOH_PIN10) | \
+ PIN_ODR_HIGH(GPIOH_PIN11) | \
+ PIN_ODR_HIGH(GPIOH_PIN12) | \
+ PIN_ODR_HIGH(GPIOH_PIN13) | \
+ PIN_ODR_HIGH(GPIOH_PIN14) | \
+ PIN_ODR_HIGH(GPIOH_PIN15))
+#define VAL_GPIOH_AFRL (PIN_AFIO_AF(GPIOH_OSC_IN, 0U) | \
+ PIN_AFIO_AF(GPIOH_OSC_OUT, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN2, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN3, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN4, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN5, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN6, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN7, 0U))
+#define VAL_GPIOH_AFRH (PIN_AFIO_AF(GPIOH_PIN8, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN9, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN10, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN11, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN12, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN13, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN14, 0U) | \
+ PIN_AFIO_AF(GPIOH_PIN15, 0U))
+
+/*
+ * GPIOI setup:
+ *
+ * PI0 - PIN0 (input pullup).
+ * PI1 - PIN1 (input pullup).
+ * PI2 - PIN2 (input pullup).
+ * PI3 - PIN3 (input pullup).
+ * PI4 - PIN4 (input pullup).
+ * PI5 - PIN5 (input pullup).
+ * PI6 - PIN6 (input pullup).
+ * PI7 - PIN7 (input pullup).
+ * PI8 - PIN8 (input pullup).
+ * PI9 - PIN9 (input pullup).
+ * PI10 - PIN10 (input pullup).
+ * PI11 - PIN11 (input pullup).
+ * PI12 - PIN12 (input pullup).
+ * PI13 - PIN13 (input pullup).
+ * PI14 - PIN14 (input pullup).
+ * PI15 - PIN15 (input pullup).
+ */
+#define VAL_GPIOI_MODER (PIN_MODE_INPUT(GPIOI_PIN0) | \
+ PIN_MODE_INPUT(GPIOI_PIN1) | \
+ PIN_MODE_INPUT(GPIOI_PIN2) | \
+ PIN_MODE_INPUT(GPIOI_PIN3) | \
+ PIN_MODE_INPUT(GPIOI_PIN4) | \
+ PIN_MODE_INPUT(GPIOI_PIN5) | \
+ PIN_MODE_INPUT(GPIOI_PIN6) | \
+ PIN_MODE_INPUT(GPIOI_PIN7) | \
+ PIN_MODE_INPUT(GPIOI_PIN8) | \
+ PIN_MODE_INPUT(GPIOI_PIN9) | \
+ PIN_MODE_INPUT(GPIOI_PIN10) | \
+ PIN_MODE_INPUT(GPIOI_PIN11) | \
+ PIN_MODE_INPUT(GPIOI_PIN12) | \
+ PIN_MODE_INPUT(GPIOI_PIN13) | \
+ PIN_MODE_INPUT(GPIOI_PIN14) | \
+ PIN_MODE_INPUT(GPIOI_PIN15))
+#define VAL_GPIOI_OTYPER (PIN_OTYPE_PUSHPULL(GPIOI_PIN0) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN1) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN2) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN3) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN4) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN5) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN6) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN7) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN8) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN9) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN10) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN11) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN12) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN13) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN14) | \
+ PIN_OTYPE_PUSHPULL(GPIOI_PIN15))
+#define VAL_GPIOI_OSPEEDR (PIN_OSPEED_HIGH(GPIOI_PIN0) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN1) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN2) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN3) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN4) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN5) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN6) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN7) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN8) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN9) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN10) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN11) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN12) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN13) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN14) | \
+ PIN_OSPEED_HIGH(GPIOI_PIN15))
+#define VAL_GPIOI_PUPDR (PIN_PUPDR_PULLUP(GPIOI_PIN0) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN1) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN2) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN3) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN4) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN5) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN6) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN7) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN8) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN9) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN10) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN11) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN12) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN13) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN14) | \
+ PIN_PUPDR_PULLUP(GPIOI_PIN15))
+#define VAL_GPIOI_ODR (PIN_ODR_HIGH(GPIOI_PIN0) | \
+ PIN_ODR_HIGH(GPIOI_PIN1) | \
+ PIN_ODR_HIGH(GPIOI_PIN2) | \
+ PIN_ODR_HIGH(GPIOI_PIN3) | \
+ PIN_ODR_HIGH(GPIOI_PIN4) | \
+ PIN_ODR_HIGH(GPIOI_PIN5) | \
+ PIN_ODR_HIGH(GPIOI_PIN6) | \
+ PIN_ODR_HIGH(GPIOI_PIN7) | \
+ PIN_ODR_HIGH(GPIOI_PIN8) | \
+ PIN_ODR_HIGH(GPIOI_PIN9) | \
+ PIN_ODR_HIGH(GPIOI_PIN10) | \
+ PIN_ODR_HIGH(GPIOI_PIN11) | \
+ PIN_ODR_HIGH(GPIOI_PIN12) | \
+ PIN_ODR_HIGH(GPIOI_PIN13) | \
+ PIN_ODR_HIGH(GPIOI_PIN14) | \
+ PIN_ODR_HIGH(GPIOI_PIN15))
+#define VAL_GPIOI_AFRL (PIN_AFIO_AF(GPIOI_PIN0, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN1, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN2, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN3, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN4, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN5, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN6, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN7, 0U))
+#define VAL_GPIOI_AFRH (PIN_AFIO_AF(GPIOI_PIN8, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN9, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN10, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN11, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN12, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN13, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN14, 0U) | \
+ PIN_AFIO_AF(GPIOI_PIN15, 0U))
+
+
+#if !defined(_FROM_ASM_)
+#ifdef __cplusplus
+extern "C" {
+#endif
+ void boardInit(void);
+#ifdef __cplusplus
+}
+#endif
+#endif /* _FROM_ASM_ */
+
+#endif /* BOARD_H */
diff --git a/keyboards/matrix/m20add/boards/m20add_bd/board.mk b/keyboards/matrix/m20add/boards/m20add_bd/board.mk
new file mode 100644
index 0000000000..a12d8670d5
--- /dev/null
+++ b/keyboards/matrix/m20add/boards/m20add_bd/board.mk
@@ -0,0 +1,9 @@
+# List of all the board related files.
+BOARDSRC = $(BOARD_PATH)/boards/m20add_bd/board.c
+
+# Required include directories
+BOARDINC = $(BOARD_PATH)/boards/m20add_bd
+
+# Shared variables
+ALLCSRC += $(BOARDSRC)
+ALLINC += $(BOARDINC)
diff --git a/keyboards/matrix/m20add/bootloader_defs.h b/keyboards/matrix/m20add/bootloader_defs.h
new file mode 100644
index 0000000000..20b8f73e6f
--- /dev/null
+++ b/keyboards/matrix/m20add/bootloader_defs.h
@@ -0,0 +1,7 @@
+/* Address for jumping to bootloader on STM32 chips. */
+/* It is chip dependent, the correct number can be looked up here:
+ * http://www.st.com/web/en/resource/technical/document/application_note/CD00167594.pdf
+ * This also requires a patch to chibios:
+ * <tmk_dir>/tmk_core/tool/chibios/ch-bootloader-jump.patch
+ */
+#define STM32_BOOTLOADER_ADDRESS 0x1FFF0000
diff --git a/keyboards/matrix/m20add/chconf.h b/keyboards/matrix/m20add/chconf.h
new file mode 100644
index 0000000000..7dc4f84a8a
--- /dev/null
+++ b/keyboards/matrix/m20add/chconf.h
@@ -0,0 +1,714 @@
+/*
+ ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file rt/templates/chconf.h
+ * @brief Configuration file template.
+ * @details A copy of this file must be placed in each project directory, it
+ * contains the application specific kernel settings.
+ *
+ * @addtogroup config
+ * @details Kernel related settings and hooks.
+ * @{
+ */
+
+#ifndef CHCONF_H
+#define CHCONF_H
+
+#define _CHIBIOS_RT_CONF_
+#define _CHIBIOS_RT_CONF_VER_6_0_
+
+/*===========================================================================*/
+/**
+ * @name System timers settings
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief System time counter resolution.
+ * @note Allowed values are 16 or 32 bits.
+ */
+#if !defined(CH_CFG_ST_RESOLUTION)
+#define CH_CFG_ST_RESOLUTION 32
+#endif
+
+/**
+ * @brief System tick frequency.
+ * @details Frequency of the system timer that drives the system ticks. This
+ * setting also defines the system tick time unit.
+ */
+#if !defined(CH_CFG_ST_FREQUENCY)
+#define CH_CFG_ST_FREQUENCY 10000
+#endif
+
+/**
+ * @brief Time intervals data size.
+ * @note Allowed values are 16, 32 or 64 bits.
+ */
+#if !defined(CH_CFG_INTERVALS_SIZE)
+#define CH_CFG_INTERVALS_SIZE 32
+#endif
+
+/**
+ * @brief Time types data size.
+ * @note Allowed values are 16 or 32 bits.
+ */
+#if !defined(CH_CFG_TIME_TYPES_SIZE)
+#define CH_CFG_TIME_TYPES_SIZE 32
+#endif
+
+/**
+ * @brief Time delta constant for the tick-less mode.
+ * @note If this value is zero then the system uses the classic
+ * periodic tick. This value represents the minimum number
+ * of ticks that is safe to specify in a timeout directive.
+ * The value one is not valid, timeouts are rounded up to
+ * this value.
+ */
+#if !defined(CH_CFG_ST_TIMEDELTA)
+#define CH_CFG_ST_TIMEDELTA 2
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Kernel parameters and options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Round robin interval.
+ * @details This constant is the number of system ticks allowed for the
+ * threads before preemption occurs. Setting this value to zero
+ * disables the preemption for threads with equal priority and the
+ * round robin becomes cooperative. Note that higher priority
+ * threads can still preempt, the kernel is always preemptive.
+ * @note Disabling the round robin preemption makes the kernel more compact
+ * and generally faster.
+ * @note The round robin preemption is not supported in tickless mode and
+ * must be set to zero in that case.
+ */
+#if !defined(CH_CFG_TIME_QUANTUM)
+#define CH_CFG_TIME_QUANTUM 0
+#endif
+
+/**
+ * @brief Managed RAM size.
+ * @details Size of the RAM area to be managed by the OS. If set to zero
+ * then the whole available RAM is used. The core memory is made
+ * available to the heap allocator and/or can be used directly through
+ * the simplified core memory allocator.
+ *
+ * @note In order to let the OS manage the whole RAM the linker script must
+ * provide the @p __heap_base__ and @p __heap_end__ symbols.
+ * @note Requires @p CH_CFG_USE_MEMCORE.
+ */
+#if !defined(CH_CFG_MEMCORE_SIZE)
+#define CH_CFG_MEMCORE_SIZE 0
+#endif
+
+/**
+ * @brief Idle thread automatic spawn suppression.
+ * @details When this option is activated the function @p chSysInit()
+ * does not spawn the idle thread. The application @p main()
+ * function becomes the idle thread and must implement an
+ * infinite loop.
+ */
+#if !defined(CH_CFG_NO_IDLE_THREAD)
+#define CH_CFG_NO_IDLE_THREAD FALSE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Performance options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief OS optimization.
+ * @details If enabled then time efficient rather than space efficient code
+ * is used when two possible implementations exist.
+ *
+ * @note This is not related to the compiler optimization options.
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_OPTIMIZE_SPEED)
+#define CH_CFG_OPTIMIZE_SPEED TRUE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Subsystem options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Time Measurement APIs.
+ * @details If enabled then the time measurement APIs are included in
+ * the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_TM)
+#define CH_CFG_USE_TM TRUE
+#endif
+
+/**
+ * @brief Threads registry APIs.
+ * @details If enabled then the registry APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_REGISTRY)
+#define CH_CFG_USE_REGISTRY TRUE
+#endif
+
+/**
+ * @brief Threads synchronization APIs.
+ * @details If enabled then the @p chThdWait() function is included in
+ * the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_WAITEXIT)
+#define CH_CFG_USE_WAITEXIT TRUE
+#endif
+
+/**
+ * @brief Semaphores APIs.
+ * @details If enabled then the Semaphores APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_SEMAPHORES)
+#define CH_CFG_USE_SEMAPHORES TRUE
+#endif
+
+/**
+ * @brief Semaphores queuing mode.
+ * @details If enabled then the threads are enqueued on semaphores by
+ * priority rather than in FIFO order.
+ *
+ * @note The default is @p FALSE. Enable this if you have special
+ * requirements.
+ * @note Requires @p CH_CFG_USE_SEMAPHORES.
+ */
+#if !defined(CH_CFG_USE_SEMAPHORES_PRIORITY)
+#define CH_CFG_USE_SEMAPHORES_PRIORITY FALSE
+#endif
+
+/**
+ * @brief Mutexes APIs.
+ * @details If enabled then the mutexes APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MUTEXES)
+#define CH_CFG_USE_MUTEXES TRUE
+#endif
+
+/**
+ * @brief Enables recursive behavior on mutexes.
+ * @note Recursive mutexes are heavier and have an increased
+ * memory footprint.
+ *
+ * @note The default is @p FALSE.
+ * @note Requires @p CH_CFG_USE_MUTEXES.
+ */
+#if !defined(CH_CFG_USE_MUTEXES_RECURSIVE)
+#define CH_CFG_USE_MUTEXES_RECURSIVE FALSE
+#endif
+
+/**
+ * @brief Conditional Variables APIs.
+ * @details If enabled then the conditional variables APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_MUTEXES.
+ */
+#if !defined(CH_CFG_USE_CONDVARS)
+#define CH_CFG_USE_CONDVARS TRUE
+#endif
+
+/**
+ * @brief Conditional Variables APIs with timeout.
+ * @details If enabled then the conditional variables APIs with timeout
+ * specification are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_CONDVARS.
+ */
+#if !defined(CH_CFG_USE_CONDVARS_TIMEOUT)
+#define CH_CFG_USE_CONDVARS_TIMEOUT TRUE
+#endif
+
+/**
+ * @brief Events Flags APIs.
+ * @details If enabled then the event flags APIs are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_EVENTS)
+#define CH_CFG_USE_EVENTS TRUE
+#endif
+
+/**
+ * @brief Events Flags APIs with timeout.
+ * @details If enabled then the events APIs with timeout specification
+ * are included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_EVENTS.
+ */
+#if !defined(CH_CFG_USE_EVENTS_TIMEOUT)
+#define CH_CFG_USE_EVENTS_TIMEOUT TRUE
+#endif
+
+/**
+ * @brief Synchronous Messages APIs.
+ * @details If enabled then the synchronous messages APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MESSAGES)
+#define CH_CFG_USE_MESSAGES TRUE
+#endif
+
+/**
+ * @brief Synchronous Messages queuing mode.
+ * @details If enabled then messages are served by priority rather than in
+ * FIFO order.
+ *
+ * @note The default is @p FALSE. Enable this if you have special
+ * requirements.
+ * @note Requires @p CH_CFG_USE_MESSAGES.
+ */
+#if !defined(CH_CFG_USE_MESSAGES_PRIORITY)
+#define CH_CFG_USE_MESSAGES_PRIORITY FALSE
+#endif
+
+/**
+ * @brief Mailboxes APIs.
+ * @details If enabled then the asynchronous messages (mailboxes) APIs are
+ * included in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_SEMAPHORES.
+ */
+#if !defined(CH_CFG_USE_MAILBOXES)
+#define CH_CFG_USE_MAILBOXES TRUE
+#endif
+
+/**
+ * @brief Core Memory Manager APIs.
+ * @details If enabled then the core memory manager APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MEMCORE)
+#define CH_CFG_USE_MEMCORE TRUE
+#endif
+
+/**
+ * @brief Heap Allocator APIs.
+ * @details If enabled then the memory heap allocator APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_MEMCORE and either @p CH_CFG_USE_MUTEXES or
+ * @p CH_CFG_USE_SEMAPHORES.
+ * @note Mutexes are recommended.
+ */
+#if !defined(CH_CFG_USE_HEAP)
+#define CH_CFG_USE_HEAP TRUE
+#endif
+
+/**
+ * @brief Memory Pools Allocator APIs.
+ * @details If enabled then the memory pools allocator APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_MEMPOOLS)
+#define CH_CFG_USE_MEMPOOLS TRUE
+#endif
+
+/**
+ * @brief Objects FIFOs APIs.
+ * @details If enabled then the objects FIFOs APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_OBJ_FIFOS)
+#define CH_CFG_USE_OBJ_FIFOS TRUE
+#endif
+
+/**
+ * @brief Pipes APIs.
+ * @details If enabled then the pipes APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ */
+#if !defined(CH_CFG_USE_PIPES)
+#define CH_CFG_USE_PIPES TRUE
+#endif
+
+/**
+ * @brief Dynamic Threads APIs.
+ * @details If enabled then the dynamic threads creation APIs are included
+ * in the kernel.
+ *
+ * @note The default is @p TRUE.
+ * @note Requires @p CH_CFG_USE_WAITEXIT.
+ * @note Requires @p CH_CFG_USE_HEAP and/or @p CH_CFG_USE_MEMPOOLS.
+ */
+#if !defined(CH_CFG_USE_DYNAMIC)
+#define CH_CFG_USE_DYNAMIC TRUE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Objects factory options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Objects Factory APIs.
+ * @details If enabled then the objects factory APIs are included in the
+ * kernel.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_CFG_USE_FACTORY)
+#define CH_CFG_USE_FACTORY TRUE
+#endif
+
+/**
+ * @brief Maximum length for object names.
+ * @details If the specified length is zero then the name is stored by
+ * pointer but this could have unintended side effects.
+ */
+#if !defined(CH_CFG_FACTORY_MAX_NAMES_LENGTH)
+#define CH_CFG_FACTORY_MAX_NAMES_LENGTH 8
+#endif
+
+/**
+ * @brief Enables the registry of generic objects.
+ */
+#if !defined(CH_CFG_FACTORY_OBJECTS_REGISTRY)
+#define CH_CFG_FACTORY_OBJECTS_REGISTRY TRUE
+#endif
+
+/**
+ * @brief Enables factory for generic buffers.
+ */
+#if !defined(CH_CFG_FACTORY_GENERIC_BUFFERS)
+#define CH_CFG_FACTORY_GENERIC_BUFFERS TRUE
+#endif
+
+/**
+ * @brief Enables factory for semaphores.
+ */
+#if !defined(CH_CFG_FACTORY_SEMAPHORES)
+#define CH_CFG_FACTORY_SEMAPHORES TRUE
+#endif
+
+/**
+ * @brief Enables factory for mailboxes.
+ */
+#if !defined(CH_CFG_FACTORY_MAILBOXES)
+#define CH_CFG_FACTORY_MAILBOXES TRUE
+#endif
+
+/**
+ * @brief Enables factory for objects FIFOs.
+ */
+#if !defined(CH_CFG_FACTORY_OBJ_FIFOS)
+#define CH_CFG_FACTORY_OBJ_FIFOS TRUE
+#endif
+
+/**
+ * @brief Enables factory for Pipes.
+ */
+#if !defined(CH_CFG_FACTORY_PIPES) || defined(__DOXYGEN__)
+#define CH_CFG_FACTORY_PIPES TRUE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Debug options
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief Debug option, kernel statistics.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_STATISTICS)
+#define CH_DBG_STATISTICS FALSE
+#endif
+
+/**
+ * @brief Debug option, system state check.
+ * @details If enabled the correct call protocol for system APIs is checked
+ * at runtime.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_SYSTEM_STATE_CHECK)
+#define CH_DBG_SYSTEM_STATE_CHECK FALSE
+#endif
+
+/**
+ * @brief Debug option, parameters checks.
+ * @details If enabled then the checks on the API functions input
+ * parameters are activated.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_ENABLE_CHECKS)
+#define CH_DBG_ENABLE_CHECKS FALSE
+#endif
+
+/**
+ * @brief Debug option, consistency checks.
+ * @details If enabled then all the assertions in the kernel code are
+ * activated. This includes consistency checks inside the kernel,
+ * runtime anomalies and port-defined checks.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_ENABLE_ASSERTS)
+#define CH_DBG_ENABLE_ASSERTS FALSE
+#endif
+
+/**
+ * @brief Debug option, trace buffer.
+ * @details If enabled then the trace buffer is activated.
+ *
+ * @note The default is @p CH_DBG_TRACE_MASK_DISABLED.
+ */
+#if !defined(CH_DBG_TRACE_MASK)
+#define CH_DBG_TRACE_MASK CH_DBG_TRACE_MASK_DISABLED
+#endif
+
+/**
+ * @brief Trace buffer entries.
+ * @note The trace buffer is only allocated if @p CH_DBG_TRACE_MASK is
+ * different from @p CH_DBG_TRACE_MASK_DISABLED.
+ */
+#if !defined(CH_DBG_TRACE_BUFFER_SIZE)
+#define CH_DBG_TRACE_BUFFER_SIZE 128
+#endif
+
+/**
+ * @brief Debug option, stack checks.
+ * @details If enabled then a runtime stack check is performed.
+ *
+ * @note The default is @p FALSE.
+ * @note The stack check is performed in a architecture/port dependent way.
+ * It may not be implemented or some ports.
+ * @note The default failure mode is to halt the system with the global
+ * @p panic_msg variable set to @p NULL.
+ */
+#if !defined(CH_DBG_ENABLE_STACK_CHECK)
+#define CH_DBG_ENABLE_STACK_CHECK FALSE
+#endif
+
+/**
+ * @brief Debug option, stacks initialization.
+ * @details If enabled then the threads working area is filled with a byte
+ * value when a thread is created. This can be useful for the
+ * runtime measurement of the used stack.
+ *
+ * @note The default is @p FALSE.
+ */
+#if !defined(CH_DBG_FILL_THREADS)
+#define CH_DBG_FILL_THREADS FALSE
+#endif
+
+/**
+ * @brief Debug option, threads profiling.
+ * @details If enabled then a field is added to the @p thread_t structure that
+ * counts the system ticks occurred while executing the thread.
+ *
+ * @note The default is @p FALSE.
+ * @note This debug option is not currently compatible with the
+ * tickless mode.
+ */
+#if !defined(CH_DBG_THREADS_PROFILING)
+#define CH_DBG_THREADS_PROFILING FALSE
+#endif
+
+/** @} */
+
+/*===========================================================================*/
+/**
+ * @name Kernel hooks
+ * @{
+ */
+/*===========================================================================*/
+
+/**
+ * @brief System structure extension.
+ * @details User fields added to the end of the @p ch_system_t structure.
+ */
+#define CH_CFG_SYSTEM_EXTRA_FIELDS \
+ /* Add threads custom fields here.*/
+
+/**
+ * @brief System initialization hook.
+ * @details User initialization code added to the @p chSysInit() function
+ * just before interrupts are enabled globally.
+ */
+#define CH_CFG_SYSTEM_INIT_HOOK() { \
+ /* Add threads initialization code here.*/ \
+}
+
+/**
+ * @brief Threads descriptor structure extension.
+ * @details User fields added to the end of the @p thread_t structure.
+ */
+#define CH_CFG_THREAD_EXTRA_FIELDS \
+ /* Add threads custom fields here.*/
+
+/**
+ * @brief Threads initialization hook.
+ * @details User initialization code added to the @p _thread_init() function.
+ *
+ * @note It is invoked from within @p _thread_init() and implicitly from all
+ * the threads creation APIs.
+ */
+#define CH_CFG_THREAD_INIT_HOOK(tp) { \
+ /* Add threads initialization code here.*/ \
+}
+
+/**
+ * @brief Threads finalization hook.
+ * @details User finalization code added to the @p chThdExit() API.
+ */
+#define CH_CFG_THREAD_EXIT_HOOK(tp) { \
+ /* Add threads finalization code here.*/ \
+}
+
+/**
+ * @brief Context switch hook.
+ * @details This hook is invoked just before switching between threads.
+ */
+#define CH_CFG_CONTEXT_SWITCH_HOOK(ntp, otp) { \
+ /* Context switch code here.*/ \
+}
+
+/**
+ * @brief ISR enter hook.
+ */
+#define CH_CFG_IRQ_PROLOGUE_HOOK() { \
+ /* IRQ prologue code here.*/ \
+}
+
+/**
+ * @brief ISR exit hook.
+ */
+#define CH_CFG_IRQ_EPILOGUE_HOOK() { \
+ /* IRQ epilogue code here.*/ \
+}
+
+/**
+ * @brief Idle thread enter hook.
+ * @note This hook is invoked within a critical zone, no OS functions
+ * should be invoked from here.
+ * @note This macro can be used to activate a power saving mode.
+ */
+#define CH_CFG_IDLE_ENTER_HOOK() { \
+ /* Idle-enter code here.*/ \
+}
+
+/**
+ * @brief Idle thread leave hook.
+ * @note This hook is invoked within a critical zone, no OS functions
+ * should be invoked from here.
+ * @note This macro can be used to deactivate a power saving mode.
+ */
+#define CH_CFG_IDLE_LEAVE_HOOK() { \
+ /* Idle-leave code here.*/ \
+}
+
+/**
+ * @brief Idle Loop hook.
+ * @details This hook is continuously invoked by the idle thread loop.
+ */
+#define CH_CFG_IDLE_LOOP_HOOK() { \
+ /* Idle loop code here.*/ \
+}
+
+/**
+ * @brief System tick event hook.
+ * @details This hook is invoked in the system tick handler immediately
+ * after processing the virtual timers queue.
+ */
+#define CH_CFG_SYSTEM_TICK_HOOK() { \
+ /* System tick event code here.*/ \
+}
+
+/**
+ * @brief System halt hook.
+ * @details This hook is invoked in case to a system halting error before
+ * the system is halted.
+ */
+#define CH_CFG_SYSTEM_HALT_HOOK(reason) { \
+ /* System halt code here.*/ \
+}
+
+/**
+ * @brief Trace hook.
+ * @details This hook is invoked each time a new record is written in the
+ * trace buffer.
+ */
+#define CH_CFG_TRACE_HOOK(tep) { \
+ /* Trace code here.*/ \
+}
+
+/** @} */
+
+/*===========================================================================*/
+/* Port-specific settings (override port settings defaulted in chcore.h). */
+/*===========================================================================*/
+
+#endif /* CHCONF_H */
+
+/** @} */
diff --git a/keyboards/matrix/m20add/config.h b/keyboards/matrix/m20add/config.h
new file mode 100644
index 0000000000..8c3f922ab9
--- /dev/null
+++ b/keyboards/matrix/m20add/config.h
@@ -0,0 +1,96 @@
+/**
+ * config.h
+ *
+ */
+
+#pragma once
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID 0x4D58 // MX
+#define PRODUCT_ID 0x20AD // 8XV2.0 Additional
+#define DEVICE_VER 0x0001
+#define MANUFACTURER MATRIX
+#define PRODUCT 8XV2.0 Additional
+
+/* key matrix size */
+#define MATRIX_ROWS 6
+#define MATRIX_COLS 16
+
+#define DEF_PIN(port, pin) (((port) << 8) | pin)
+#define GET_PORT(pp) (((pp) >> 8) & 0xFF)
+#define GET_PIN(pp) ((pp) & 0xFF)
+
+#define ROW1_MASK 0x80
+#define ROW2_MASK 0x40
+#define ROW3_MASK 0x01
+#define ROW4_MASK 0x04
+#define ROW5_MASK 0x10
+#define ROW6_MASK 0x20
+#define ROW_PORT TCA6424_PORT2
+
+#define COL1_MASK 0x02
+#define COL2_MASK 0x80
+#define COL3_MASK 0x40
+#define COL4_MASK 0x20
+#define COL5_MASK 0x10
+#define COL6_MASK 0x08
+#define COL7_MASK 0x04
+#define COL8_MASK 0x02
+#define COL9_MASK 0x01
+#define COL10_MASK 0x80
+#define COL11_MASK 0x40
+#define COL12_MASK 0x20
+#define COL13_MASK 0x10
+#define COL14_MASK 0x08
+#define COL15_MASK 0x04
+#define COL16_MASK 0x02
+
+#define MATRIX_ROW_PINS { \
+ DEF_PIN(TCA6424_PORT2, 7), \
+ DEF_PIN(TCA6424_PORT2, 6), \
+ DEF_PIN(TCA6424_PORT2, 0), \
+ DEF_PIN(TCA6424_PORT2, 2), \
+ DEF_PIN(TCA6424_PORT2, 4), \
+ DEF_PIN(TCA6424_PORT2, 5) }
+
+#define MATRIX_COL_PINS { \
+ DEF_PIN(TCA6424_PORT2, 1), \
+ DEF_PIN(TCA6424_PORT1, 7), \
+ DEF_PIN(TCA6424_PORT1, 6), \
+ DEF_PIN(TCA6424_PORT1, 5), \
+ DEF_PIN(TCA6424_PORT1, 4), \
+ DEF_PIN(TCA6424_PORT1, 3), \
+ DEF_PIN(TCA6424_PORT1, 2), \
+ DEF_PIN(TCA6424_PORT1, 1), \
+ DEF_PIN(TCA6424_PORT1, 0), \
+ DEF_PIN(TCA6424_PORT0, 7), \
+ DEF_PIN(TCA6424_PORT0, 6), \
+ DEF_PIN(TCA6424_PORT0, 5), \
+ DEF_PIN(TCA6424_PORT0, 4), \
+ DEF_PIN(TCA6424_PORT0, 3), \
+ DEF_PIN(TCA6424_PORT0, 2), \
+ DEF_PIN(TCA6424_PORT0, 1) }
+
+#define UNUSED_PINS
+
+
+#define DIODE_DIRECTION COL2ROW
+#define DEBOUNCE 5
+
+// i2c setting
+#define USE_I2CV1
+#define I2C1_SCL 8
+#define I2C1_SDA 9
+#define I2C1_CLOCK_SPEED 400000
+#define I2C1_DUTY_CYCLE FAST_DUTY_CYCLE_2
+
+// rgb light setting
+#define RGB_DI_PIN B4 // reserved pin for future usage
+#define RGBLED_NUM 20
+#define RGBLIGHT_ANIMATIONS
+
+#define DRIVER_ADDR_1 0b1110100
+#define DRIVER_COUNT 1
+#define DRIVER_LED_TOTAL RGBLED_NUM
+
+#define EARLY_INIT_PERFORM_BOOTLOADER_JUMP FALSE // disable jump to system bootloader
diff --git a/keyboards/matrix/m20add/halconf.h b/keyboards/matrix/m20add/halconf.h
new file mode 100644
index 0000000000..dca1abbaf8
--- /dev/null
+++ b/keyboards/matrix/m20add/halconf.h
@@ -0,0 +1,525 @@
+/*
+ ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/**
+ * @file templates/halconf.h
+ * @brief HAL configuration header.
+ * @details HAL configuration file, this file allows to enable or disable the
+ * various device drivers from your application. You may also use
+ * this file in order to override the device drivers default settings.
+ *
+ * @addtogroup HAL_CONF
+ * @{
+ */
+
+#ifndef HALCONF_H
+#define HALCONF_H
+
+#define _CHIBIOS_HAL_CONF_
+#define _CHIBIOS_HAL_CONF_VER_7_0_
+
+#include "mcuconf.h"
+
+/**
+ * @brief Enables the PAL subsystem.
+ */
+#if !defined(HAL_USE_PAL) || defined(__DOXYGEN__)
+#define HAL_USE_PAL TRUE
+#endif
+
+/**
+ * @brief Enables the ADC subsystem.
+ */
+#if !defined(HAL_USE_ADC) || defined(__DOXYGEN__)
+#define HAL_USE_ADC FALSE
+#endif
+
+/**
+ * @brief Enables the CAN subsystem.
+ */
+#if !defined(HAL_USE_CAN) || defined(__DOXYGEN__)
+#define HAL_USE_CAN FALSE
+#endif
+
+/**
+ * @brief Enables the cryptographic subsystem.
+ */
+#if !defined(HAL_USE_CRY) || defined(__DOXYGEN__)
+#define HAL_USE_CRY FALSE
+#endif
+
+/**
+ * @brief Enables the DAC subsystem.
+ */
+#if !defined(HAL_USE_DAC) || defined(__DOXYGEN__)
+#define HAL_USE_DAC FALSE
+#endif
+
+/**
+ * @brief Enables the GPT subsystem.
+ */
+#if !defined(HAL_USE_GPT) || defined(__DOXYGEN__)
+#define HAL_USE_GPT FALSE
+#endif
+
+/**
+ * @brief Enables the I2C subsystem.
+ */
+#if !defined(HAL_USE_I2C) || defined(__DOXYGEN__)
+#define HAL_USE_I2C TRUE
+#endif
+
+/**
+ * @brief Enables the I2S subsystem.
+ */
+#if !defined(HAL_USE_I2S) || defined(__DOXYGEN__)
+#define HAL_USE_I2S FALSE
+#endif
+
+/**
+ * @brief Enables the ICU subsystem.
+ */
+#if !defined(HAL_USE_ICU) || defined(__DOXYGEN__)
+#define HAL_USE_ICU FALSE
+#endif
+
+/**
+ * @brief Enables the MAC subsystem.
+ */
+#if !defined(HAL_USE_MAC) || defined(__DOXYGEN__)
+#define HAL_USE_MAC FALSE
+#endif
+
+/**
+ * @brief Enables the MMC_SPI subsystem.
+ */
+#if !defined(HAL_USE_MMC_SPI) || defined(__DOXYGEN__)
+#define HAL_USE_MMC_SPI FALSE
+#endif
+
+/**
+ * @brief Enables the PWM subsystem.
+ */
+#if !defined(HAL_USE_PWM) || defined(__DOXYGEN__)
+#define HAL_USE_PWM FALSE
+#endif
+
+/**
+ * @brief Enables the RTC subsystem.
+ */
+#if !defined(HAL_USE_RTC) || defined(__DOXYGEN__)
+#define HAL_USE_RTC TRUE
+#endif
+
+/**
+ * @brief Enables the SDC subsystem.
+ */
+#if !defined(HAL_USE_SDC) || defined(__DOXYGEN__)
+#define HAL_USE_SDC FALSE
+#endif
+
+/**
+ * @brief Enables the SERIAL subsystem.
+ */
+#if !defined(HAL_USE_SERIAL) || defined(__DOXYGEN__)
+#define HAL_USE_SERIAL FALSE
+#endif
+
+/**
+ * @brief Enables the SERIAL over USB subsystem.
+ */
+#if !defined(HAL_USE_SERIAL_USB) || defined(__DOXYGEN__)
+#define HAL_USE_SERIAL_USB FALSE
+#endif
+
+/**
+ * @brief Enables the SIO subsystem.
+ */
+#if !defined(HAL_USE_SIO) || defined(__DOXYGEN__)
+#define HAL_USE_SIO FALSE
+#endif
+
+/**
+ * @brief Enables the SPI subsystem.
+ */
+#if !defined(HAL_USE_SPI) || defined(__DOXYGEN__)
+#define HAL_USE_SPI TRUE
+#endif
+
+/**
+ * @brief Enables the TRNG subsystem.
+ */
+#if !defined(HAL_USE_TRNG) || defined(__DOXYGEN__)
+#define HAL_USE_TRNG FALSE
+#endif
+
+/**
+ * @brief Enables the UART subsystem.
+ */
+#if !defined(HAL_USE_UART) || defined(__DOXYGEN__)
+#define HAL_USE_UART FALSE
+#endif
+
+/**
+ * @brief Enables the USB subsystem.
+ */
+#if !defined(HAL_USE_USB) || defined(__DOXYGEN__)
+#define HAL_USE_USB TRUE
+#endif
+
+/**
+ * @brief Enables the WDG subsystem.
+ */
+#if !defined(HAL_USE_WDG) || defined(__DOXYGEN__)
+#define HAL_USE_WDG FALSE
+#endif
+
+/**
+ * @brief Enables the WSPI subsystem.
+ */
+#if !defined(HAL_USE_WSPI) || defined(__DOXYGEN__)
+#define HAL_USE_WSPI FALSE
+#endif
+
+/*===========================================================================*/
+/* PAL driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(PAL_USE_CALLBACKS) || defined(__DOXYGEN__)
+#define PAL_USE_CALLBACKS FALSE
+#endif
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(PAL_USE_WAIT) || defined(__DOXYGEN__)
+#define PAL_USE_WAIT FALSE
+#endif
+
+/*===========================================================================*/
+/* ADC driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(ADC_USE_WAIT) || defined(__DOXYGEN__)
+#define ADC_USE_WAIT TRUE
+#endif
+
+/**
+ * @brief Enables the @p adcAcquireBus() and @p adcReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(ADC_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define ADC_USE_MUTUAL_EXCLUSION TRUE
+#endif
+
+/*===========================================================================*/
+/* CAN driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Sleep mode related APIs inclusion switch.
+ */
+#if !defined(CAN_USE_SLEEP_MODE) || defined(__DOXYGEN__)
+#define CAN_USE_SLEEP_MODE TRUE
+#endif
+
+/**
+ * @brief Enforces the driver to use direct callbacks rather than OSAL events.
+ */
+#if !defined(CAN_ENFORCE_USE_CALLBACKS) || defined(__DOXYGEN__)
+#define CAN_ENFORCE_USE_CALLBACKS FALSE
+#endif
+
+/*===========================================================================*/
+/* CRY driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables the SW fall-back of the cryptographic driver.
+ * @details When enabled, this option, activates a fall-back software
+ * implementation for algorithms not supported by the underlying
+ * hardware.
+ * @note Fall-back implementations may not be present for all algorithms.
+ */
+#if !defined(HAL_CRY_USE_FALLBACK) || defined(__DOXYGEN__)
+#define HAL_CRY_USE_FALLBACK FALSE
+#endif
+
+/**
+ * @brief Makes the driver forcibly use the fall-back implementations.
+ */
+#if !defined(HAL_CRY_ENFORCE_FALLBACK) || defined(__DOXYGEN__)
+#define HAL_CRY_ENFORCE_FALLBACK FALSE
+#endif
+
+/*===========================================================================*/
+/* DAC driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(DAC_USE_WAIT) || defined(__DOXYGEN__)
+#define DAC_USE_WAIT TRUE
+#endif
+
+/**
+ * @brief Enables the @p dacAcquireBus() and @p dacReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(DAC_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define DAC_USE_MUTUAL_EXCLUSION TRUE
+#endif
+
+/*===========================================================================*/
+/* I2C driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables the mutual exclusion APIs on the I2C bus.
+ */
+#if !defined(I2C_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define I2C_USE_MUTUAL_EXCLUSION TRUE
+#endif
+
+/*===========================================================================*/
+/* MAC driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables the zero-copy API.
+ */
+#if !defined(MAC_USE_ZERO_COPY) || defined(__DOXYGEN__)
+#define MAC_USE_ZERO_COPY FALSE
+#endif
+
+/**
+ * @brief Enables an event sources for incoming packets.
+ */
+#if !defined(MAC_USE_EVENTS) || defined(__DOXYGEN__)
+#define MAC_USE_EVENTS TRUE
+#endif
+
+/*===========================================================================*/
+/* MMC_SPI driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Delays insertions.
+ * @details If enabled this options inserts delays into the MMC waiting
+ * routines releasing some extra CPU time for the threads with
+ * lower priority, this may slow down the driver a bit however.
+ * This option is recommended also if the SPI driver does not
+ * use a DMA channel and heavily loads the CPU.
+ */
+#if !defined(MMC_NICE_WAITING) || defined(__DOXYGEN__)
+#define MMC_NICE_WAITING TRUE
+#endif
+
+/*===========================================================================*/
+/* SDC driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Number of initialization attempts before rejecting the card.
+ * @note Attempts are performed at 10mS intervals.
+ */
+#if !defined(SDC_INIT_RETRY) || defined(__DOXYGEN__)
+#define SDC_INIT_RETRY 100
+#endif
+
+/**
+ * @brief Include support for MMC cards.
+ * @note MMC support is not yet implemented so this option must be kept
+ * at @p FALSE.
+ */
+#if !defined(SDC_MMC_SUPPORT) || defined(__DOXYGEN__)
+#define SDC_MMC_SUPPORT FALSE
+#endif
+
+/**
+ * @brief Delays insertions.
+ * @details If enabled this options inserts delays into the MMC waiting
+ * routines releasing some extra CPU time for the threads with
+ * lower priority, this may slow down the driver a bit however.
+ */
+#if !defined(SDC_NICE_WAITING) || defined(__DOXYGEN__)
+#define SDC_NICE_WAITING TRUE
+#endif
+
+/**
+ * @brief OCR initialization constant for V20 cards.
+ */
+#if !defined(SDC_INIT_OCR_V20) || defined(__DOXYGEN__)
+#define SDC_INIT_OCR_V20 0x50FF8000U
+#endif
+
+/**
+ * @brief OCR initialization constant for non-V20 cards.
+ */
+#if !defined(SDC_INIT_OCR) || defined(__DOXYGEN__)
+#define SDC_INIT_OCR 0x80100000U
+#endif
+
+/*===========================================================================*/
+/* SERIAL driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Default bit rate.
+ * @details Configuration parameter, this is the baud rate selected for the
+ * default configuration.
+ */
+#if !defined(SERIAL_DEFAULT_BITRATE) || defined(__DOXYGEN__)
+#define SERIAL_DEFAULT_BITRATE 38400
+#endif
+
+/**
+ * @brief Serial buffers size.
+ * @details Configuration parameter, you can change the depth of the queue
+ * buffers depending on the requirements of your application.
+ * @note The default is 16 bytes for both the transmission and receive
+ * buffers.
+ */
+#if !defined(SERIAL_BUFFERS_SIZE) || defined(__DOXYGEN__)
+#define SERIAL_BUFFERS_SIZE 16
+#endif
+
+/*===========================================================================*/
+/* SERIAL_USB driver related setting. */
+/*===========================================================================*/
+
+/**
+ * @brief Serial over USB buffers size.
+ * @details Configuration parameter, the buffer size must be a multiple of
+ * the USB data endpoint maximum packet size.
+ * @note The default is 256 bytes for both the transmission and receive
+ * buffers.
+ */
+#if !defined(SERIAL_USB_BUFFERS_SIZE) || defined(__DOXYGEN__)
+#define SERIAL_USB_BUFFERS_SIZE 256
+#endif
+
+/**
+ * @brief Serial over USB number of buffers.
+ * @note The default is 2 buffers.
+ */
+#if !defined(SERIAL_USB_BUFFERS_NUMBER) || defined(__DOXYGEN__)
+#define SERIAL_USB_BUFFERS_NUMBER 2
+#endif
+
+/*===========================================================================*/
+/* SPI driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(SPI_USE_WAIT) || defined(__DOXYGEN__)
+#define SPI_USE_WAIT TRUE
+#endif
+
+/**
+ * @brief Enables circular transfers APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(SPI_USE_CIRCULAR) || defined(__DOXYGEN__)
+#define SPI_USE_CIRCULAR FALSE
+#endif
+
+
+/**
+ * @brief Enables the @p spiAcquireBus() and @p spiReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(SPI_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define SPI_USE_MUTUAL_EXCLUSION FALSE
+#endif
+
+/**
+ * @brief Handling method for SPI CS line.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(SPI_SELECT_MODE) || defined(__DOXYGEN__)
+#define SPI_SELECT_MODE SPI_SELECT_MODE_PAD
+#endif
+
+/*===========================================================================*/
+/* UART driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(UART_USE_WAIT) || defined(__DOXYGEN__)
+#define UART_USE_WAIT FALSE
+#endif
+
+/**
+ * @brief Enables the @p uartAcquireBus() and @p uartReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(UART_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define UART_USE_MUTUAL_EXCLUSION FALSE
+#endif
+
+/*===========================================================================*/
+/* USB driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(USB_USE_WAIT) || defined(__DOXYGEN__)
+#define USB_USE_WAIT TRUE
+#endif
+
+/*===========================================================================*/
+/* WSPI driver related settings. */
+/*===========================================================================*/
+
+/**
+ * @brief Enables synchronous APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(WSPI_USE_WAIT) || defined(__DOXYGEN__)
+#define WSPI_USE_WAIT TRUE
+#endif
+
+/**
+ * @brief Enables the @p wspiAcquireBus() and @p wspiReleaseBus() APIs.
+ * @note Disabling this option saves both code and data space.
+ */
+#if !defined(WSPI_USE_MUTUAL_EXCLUSION) || defined(__DOXYGEN__)
+#define WSPI_USE_MUTUAL_EXCLUSION TRUE
+#endif
+
+#endif /* HALCONF_H */
+
+/** @} */
diff --git a/keyboards/matrix/m20add/info.json b/keyboards/matrix/m20add/info.json
new file mode 100644
index 0000000000..389916ce8e
--- /dev/null
+++ b/keyboards/matrix/m20add/info.json
@@ -0,0 +1,15 @@
+{
+ "keyboard_name": "Matrix 2.0 Additional",
+ "url": "",
+ "maintainer": "qmk",
+ "width": 18.25,
+ "height": 6.5,
+ "layouts": {
+ "LAYOUT_tkl_ansi_tsangan": {
+ "layout": [{"label":"Esc", "x":0, "y":0}, {"label":"F1", "x":2, "y":0}, {"label":"F2", "x":3, "y":0}, {"label":"F3", "x":4, "y":0}, {"label":"F4", "x":5, "y":0}, {"label":"F5", "x":6.5, "y":0}, {"label":"F6", "x":7.5, "y":0}, {"label":"F7", "x":8.5, "y":0}, {"label":"F8", "x":9.5, "y":0}, {"label":"F9", "x":11, "y":0}, {"label":"F10", "x":12, "y":0}, {"label":"F11", "x":13, "y":0}, {"label":"F12", "x":14, "y":0}, {"label":"PrtSc", "x":15.25, "y":0}, {"label":"Scroll Lock", "x":16.25, "y":0}, {"label":"Pause", "x":17.25, "y":0}, {"label":"~", "x":0, "y":1.5}, {"label":"!", "x":1, "y":1.5}, {"label":"@", "x":2, "y":1.5}, {"label":"#", "x":3, "y":1.5}, {"label":"$", "x":4, "y":1.5}, {"label":"%", "x":5, "y":1.5}, {"label":"^", "x":6, "y":1.5}, {"label":"&", "x":7, "y":1.5}, {"label":"*", "x":8, "y":1.5}, {"label":"(", "x":9, "y":1.5}, {"label":")", "x":10, "y":1.5}, {"label":"_", "x":11, "y":1.5}, {"label":"+", "x":12, "y":1.5}, {"label":"Backspace", "x":13, "y":1.5, "w":2}, {"label":"Insert", "x":15.25, "y":1.5}, {"label":"Home", "x":16.25, "y":1.5}, {"label":"PgUp", "x":17.25, "y":1.5}, {"label":"Tab", "x":0, "y":2.5, "w":1.5}, {"label":"Q", "x":1.5, "y":2.5}, {"label":"W", "x":2.5, "y":2.5}, {"label":"E", "x":3.5, "y":2.5}, {"label":"R", "x":4.5, "y":2.5}, {"label":"T", "x":5.5, "y":2.5}, {"label":"Y", "x":6.5, "y":2.5}, {"label":"U", "x":7.5, "y":2.5}, {"label":"I", "x":8.5, "y":2.5}, {"label":"O", "x":9.5, "y":2.5}, {"label":"P", "x":10.5, "y":2.5}, {"label":"{", "x":11.5, "y":2.5}, {"label":"}", "x":12.5, "y":2.5}, {"label":"|", "x":13.5, "y":2.5, "w":1.5}, {"label":"Delete", "x":15.25, "y":2.5}, {"label":"End", "x":16.25, "y":2.5}, {"label":"PgDn", "x":17.25, "y":2.5}, {"label":"Caps Lock", "x":0, "y":3.5, "w":1.75}, {"label":"A", "x":1.75, "y":3.5}, {"label":"S", "x":2.75, "y":3.5}, {"label":"D", "x":3.75, "y":3.5}, {"label":"F", "x":4.75, "y":3.5}, {"label":"G", "x":5.75, "y":3.5}, {"label":"H", "x":6.75, "y":3.5}, {"label":"J", "x":7.75, "y":3.5}, {"label":"K", "x":8.75, "y":3.5}, {"label":"L", "x":9.75, "y":3.5}, {"label":":", "x":10.75, "y":3.5}, {"label":"\"", "x":11.75, "y":3.5}, {"label":"Enter", "x":12.75, "y":3.5, "w":2.25}, {"label":"Shift", "x":0, "y":4.5, "w":2.25}, {"label":"Z", "x":2.25, "y":4.5}, {"label":"X", "x":3.25, "y":4.5}, {"label":"C", "x":4.25, "y":4.5}, {"label":"V", "x":5.25, "y":4.5}, {"label":"B", "x":6.25, "y":4.5}, {"label":"N", "x":7.25, "y":4.5}, {"label":"M", "x":8.25, "y":4.5}, {"label":"<", "x":9.25, "y":4.5}, {"label":">", "x":10.25, "y":4.5}, {"label":"?", "x":11.25, "y":4.5}, {"label":"Shift", "x":12.25, "y":4.5, "w":2.75}, {"label":"\u2191", "x":16.25, "y":4.5}, {"label":"Ctrl", "x":0, "y":5.5, "w":1.5}, {"label":"Win", "x":1.5, "y":5.5}, {"label":"Alt", "x":2.5, "y":5.5, "w":1.5}, {"x":4, "y":5.5, "w":7}, {"label":"Alt", "x":11, "y":5.5, "w":1.5}, {"label":"Menu", "x":12.5, "y":5.5}, {"label":"Ctrl", "x":13.5, "y":5.5, "w":1.5}, {"label":"\u2190", "x":15.25, "y":5.5}, {"label":"\u2193", "x":16.25, "y":5.5}, {"label":"\u2192", "x":17.25, "y":5.5}]
+ },
+ "LAYOUT_tkl_iso_tsangan": {
+ "layout": [{"label":"Esc", "x":0, "y":0}, {"label":"F1", "x":2, "y":0}, {"label":"F2", "x":3, "y":0}, {"label":"F3", "x":4, "y":0}, {"label":"F4", "x":5, "y":0}, {"label":"F5", "x":6.5, "y":0}, {"label":"F6", "x":7.5, "y":0}, {"label":"F7", "x":8.5, "y":0}, {"label":"F8", "x":9.5, "y":0}, {"label":"F9", "x":11, "y":0}, {"label":"F10", "x":12, "y":0}, {"label":"F11", "x":13, "y":0}, {"label":"F12", "x":14, "y":0}, {"label":"PrtSc", "x":15.25, "y":0}, {"label":"Scroll Lock", "x":16.25, "y":0}, {"label":"Pause", "x":17.25, "y":0}, {"label":"\u00ac", "x":0, "y":1.5}, {"label":"!", "x":1, "y":1.5}, {"label":"\"", "x":2, "y":1.5}, {"label":"\u00a3", "x":3, "y":1.5}, {"label":"$", "x":4, "y":1.5}, {"label":"%", "x":5, "y":1.5}, {"label":"^", "x":6, "y":1.5}, {"label":"&", "x":7, "y":1.5}, {"label":"*", "x":8, "y":1.5}, {"label":"(", "x":9, "y":1.5}, {"label":")", "x":10, "y":1.5}, {"label":"_", "x":11, "y":1.5}, {"label":"+", "x":12, "y":1.5}, {"label":"Backspace", "x":13, "y":1.5, "w":2}, {"label":"Insert", "x":15.25, "y":1.5}, {"label":"Home", "x":16.25, "y":1.5}, {"label":"PgUp", "x":17.25, "y":1.5}, {"label":"Tab", "x":0, "y":2.5, "w":1.5}, {"label":"Q", "x":1.5, "y":2.5}, {"label":"W", "x":2.5, "y":2.5}, {"label":"E", "x":3.5, "y":2.5}, {"label":"R", "x":4.5, "y":2.5}, {"label":"T", "x":5.5, "y":2.5}, {"label":"Y", "x":6.5, "y":2.5}, {"label":"U", "x":7.5, "y":2.5}, {"label":"I", "x":8.5, "y":2.5}, {"label":"O", "x":9.5, "y":2.5}, {"label":"P", "x":10.5, "y":2.5}, {"label":"{", "x":11.5, "y":2.5}, {"label":"}", "x":12.5, "y":2.5}, {"label":"Delete", "x":15.25, "y":2.5}, {"label":"End", "x":16.25, "y":2.5}, {"label":"PgDn", "x":17.25, "y":2.5}, {"label":"Caps Lock", "x":0, "y":3.5, "w":1.75}, {"label":"A", "x":1.75, "y":3.5}, {"label":"S", "x":2.75, "y":3.5}, {"label":"D", "x":3.75, "y":3.5}, {"label":"F", "x":4.75, "y":3.5}, {"label":"G", "x":5.75, "y":3.5}, {"label":"H", "x":6.75, "y":3.5}, {"label":"J", "x":7.75, "y":3.5}, {"label":"K", "x":8.75, "y":3.5}, {"label":"L", "x":9.75, "y":3.5}, {"label":":", "x":10.75, "y":3.5}, {"label":"@", "x":11.75, "y":3.5}, {"label":"~", "x":12.75, "y":3.5}, {"label":"Enter", "x":13.75, "y":2.5, "w":1.25, "h":2}, {"label":"Shift", "x":0, "y":4.5, "w":1.25}, {"label":"|", "x":1.25, "y":4.5}, {"label":"Z", "x":2.25, "y":4.5}, {"label":"X", "x":3.25, "y":4.5}, {"label":"C", "x":4.25, "y":4.5}, {"label":"V", "x":5.25, "y":4.5}, {"label":"B", "x":6.25, "y":4.5}, {"label":"N", "x":7.25, "y":4.5}, {"label":"M", "x":8.25, "y":4.5}, {"label":"<", "x":9.25, "y":4.5}, {"label":">", "x":10.25, "y":4.5}, {"label":"?", "x":11.25, "y":4.5}, {"label":"Shift", "x":12.25, "y":4.5, "w":2.75}, {"label":"\u2191", "x":16.25, "y":4.5}, {"label":"Ctrl", "x":0, "y":5.5, "w":1.5}, {"label":"Win", "x":1.5, "y":5.5}, {"label":"Alt", "x":2.5, "y":5.5, "w":1.5}, {"x":4, "y":5.5, "w":7}, {"label":"AltGr", "x":11, "y":5.5, "w":1.5}, {"label":"Menu", "x":12.5, "y":5.5}, {"label":"Ctrl", "x":13.5, "y":5.5, "w":1.5}, {"label":"\u2190", "x":15.25, "y":5.5}, {"label":"\u2193", "x":16.25, "y":5.5}, {"label":"\u2192", "x":17.25, "y":5.5}]
+ }
+ }
+}
diff --git a/keyboards/matrix/m20add/keymaps/default/keymap.c b/keyboards/matrix/m20add/keymaps/default/keymap.c
new file mode 100644
index 0000000000..e7ddc00cc3
--- /dev/null
+++ b/keyboards/matrix/m20add/keymaps/default/keymap.c
@@ -0,0 +1,26 @@
+/**
+ * keymap.c
+ */
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ [0]=LAYOUT_tkl_ansi_tsangan(
+
+ KC_ESC, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_PSCR, KC_SLCK, LT(1,KC_PAUS),
+
+ KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, KC_INS, KC_HOME, KC_PGUP,
+ KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_BSLS, KC_DEL, KC_END, KC_PGDN,
+ KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, KC_ENT,
+ KC_LSFT, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_RSFT, KC_UP,
+ KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, MO(1), KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
+
+ [1]=LAYOUT_tkl_ansi_tsangan(
+ KC_MUTE, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ KC_NLCK, RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, _______, _______, _______, _______, _______, _______, _______, _______,
+ RESET, _______, _______, KC_F24, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_VOLU,
+ _______, _______, _______, KC_MPLY, _______, _______, _______, KC_MPRV, KC_VOLD, KC_MNXT),
+};
diff --git a/keyboards/matrix/m20add/keymaps/iso/keymap.c b/keyboards/matrix/m20add/keymaps/iso/keymap.c
new file mode 100644
index 0000000000..c57bdfcd40
--- /dev/null
+++ b/keyboards/matrix/m20add/keymaps/iso/keymap.c
@@ -0,0 +1,24 @@
+/**
+ * keymap.c
+ */
+
+#include QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+ [0]=LAYOUT_tkl_iso_tsangan(
+ KC_ESC, KC_F1, KC_F2, KC_F3, KC_F4, KC_F5, KC_F6, KC_F7, KC_F8, KC_F9, KC_F10, KC_F11, KC_F12, KC_PSCR, KC_SLCK, LT(1,KC_PAUS),
+ KC_GRV, KC_1, KC_2, KC_3, KC_4, KC_5, KC_6, KC_7, KC_8, KC_9, KC_0, KC_MINS, KC_EQL, KC_BSPC, KC_INS, KC_HOME, KC_PGUP,
+ KC_TAB, KC_Q, KC_W, KC_E, KC_R, KC_T, KC_Y, KC_U, KC_I, KC_O, KC_P, KC_LBRC, KC_RBRC, KC_DEL, KC_END, KC_PGDN,
+ KC_CAPS, KC_A, KC_S, KC_D, KC_F, KC_G, KC_H, KC_J, KC_K, KC_L, KC_SCLN, KC_QUOT, KC_BSLS, KC_ENT,
+ KC_LSFT, KC_LGUI, KC_Z, KC_X, KC_C, KC_V, KC_B, KC_N, KC_M, KC_COMM, KC_DOT, KC_SLSH, KC_RSFT, KC_UP,
+ KC_LCTL, KC_LGUI, KC_LALT, KC_SPC, KC_RALT, MO(1), KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT),
+
+ [1]=LAYOUT_tkl_iso_tsangan(
+ KC_MUTE, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ KC_NLCK, RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, _______, _______, _______, _______, _______, _______, _______,
+ RESET, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+ _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_VOLU,
+ _______, _______, _______, KC_MPLY, _______, _______, _______, KC_MPRV, KC_VOLD, KC_MNXT),
+};
diff --git a/keyboards/matrix/m20add/ld/m20add_boot.ld b/keyboards/matrix/m20add/ld/m20add_boot.ld
new file mode 100644
index 0000000000..3abdd1529b
--- /dev/null
+++ b/keyboards/matrix/m20add/ld/m20add_boot.ld
@@ -0,0 +1,85 @@
+/*
+ ChibiOS - Copyright (C) 2006..2016 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+/*
+ * STM32F411xE memory setup.
+ */
+MEMORY
+{
+ flash0 : org = 0x08020000, len = 512k-128k
+ flash1 : org = 0x00000000, len = 0
+ flash2 : org = 0x00000000, len = 0
+ flash3 : org = 0x00000000, len = 0
+ flash4 : org = 0x00000000, len = 0
+ flash5 : org = 0x00000000, len = 0
+ flash6 : org = 0x00000000, len = 0
+ flash7 : org = 0x00000000, len = 0
+ ram0 : org = 0x20000000, len = 128k
+ ram1 : org = 0x00000000, len = 0
+ ram2 : org = 0x00000000, len = 0
+ ram3 : org = 0x00000000, len = 0
+ ram4 : org = 0x00000000, len = 0
+ ram5 : org = 0x00000000, len = 0
+ ram6 : org = 0x00000000, len = 0
+ ram7 : org = 0x00000000, len = 0
+}
+
+/* For each data/text section two region are defined, a virtual region
+ and a load region (_LMA suffix).*/
+
+/* Flash region to be used for exception vectors.*/
+REGION_ALIAS("VECTORS_FLASH", flash0);
+REGION_ALIAS("VECTORS_FLASH_LMA", flash0);
+
+/* Flash region to be used for constructors and destructors.*/
+REGION_ALIAS("XTORS_FLASH", flash0);
+REGION_ALIAS("XTORS_FLASH_LMA", flash0);
+
+/* Flash region to be used for code text.*/
+REGION_ALIAS("TEXT_FLASH", flash0);
+REGION_ALIAS("TEXT_FLASH_LMA", flash0);
+
+/* Flash region to be used for read only data.*/
+REGION_ALIAS("RODATA_FLASH", flash0);
+REGION_ALIAS("RODATA_FLASH_LMA", flash0);
+
+/* Flash region to be used for various.*/
+REGION_ALIAS("VARIOUS_FLASH", flash0);
+REGION_ALIAS("VARIOUS_FLASH_LMA", flash0);
+
+/* Flash region to be used for RAM(n) initialization data.*/
+REGION_ALIAS("RAM_INIT_FLASH_LMA", flash0);
+
+/* RAM region to be used for Main stack. This stack accommodates the processing
+ of all exceptions and interrupts.*/
+REGION_ALIAS("MAIN_STACK_RAM", ram0);
+
+/* RAM region to be used for the process stack. This is the stack used by
+ the main() function.*/
+REGION_ALIAS("PROCESS_STACK_RAM", ram0);
+
+/* RAM region to be used for data segment.*/
+REGION_ALIAS("DATA_RAM", ram0);
+REGION_ALIAS("DATA_RAM_LMA", flash0);
+
+/* RAM region to be used for BSS segment.*/
+REGION_ALIAS("BSS_RAM", ram0);
+
+/* RAM region to be used for the default heap.*/
+REGION_ALIAS("HEAP_RAM", ram0);
+
+/* Generic rules inclusion.*/
+INCLUDE rules.ld
diff --git a/keyboards/matrix/m20add/m20add.c b/keyboards/matrix/m20add/m20add.c
new file mode 100644
index 0000000000..b38dad27cd
--- /dev/null
+++ b/keyboards/matrix/m20add/m20add.c
@@ -0,0 +1,80 @@
+/**
+ * m20add.c
+ */
+
+#include "m20add.h"
+#include "tca6424.h"
+#include "rgb_ring.h"
+#include "i2c_master.h"
+
+void set_pin(uint16_t pin)
+{
+ uint8_t data = tca6424_read_port(GET_PORT(pin));
+ data |= ( 1 << GET_PIN(pin));
+ tca6424_write_port(GET_PORT(pin), data);
+}
+
+void clear_pin(uint16_t pin)
+{
+ uint8_t data = tca6424_read_port(GET_PORT(pin));
+ data &= ~( 1 << GET_PIN(pin));
+ tca6424_write_port(GET_PORT(pin), data);
+}
+
+uint8_t read_pin(uint16_t pin)
+{
+ uint8_t data = tca6424_read_port(GET_PORT(pin));
+ return (data & (1<<GET_PIN(pin))) ? 1 : 0;
+}
+
+void matrix_init_kb(void) {
+#ifdef RGBLIGHT_ENABLE
+ rgb_ring_init();
+#endif
+ matrix_init_user();
+}
+
+void matrix_scan_kb(void) {
+#ifdef RGBLIGHT_ENABLE
+ rgb_ring_task();
+#endif
+ matrix_scan_user();
+}
+
+static uint16_t caps_lock_pin = DEF_PIN(TCA6424_PORT2, 3);
+static uint16_t scroll_lock_pin = DEF_PIN(TCA6424_PORT0, 1);
+
+bool led_update_kb(led_t led_state) {
+ bool res = led_update_user(led_state);
+ if (res) {
+ led_state.caps_lock ? set_pin(caps_lock_pin) : clear_pin(caps_lock_pin);
+ led_state.scroll_lock ? set_pin(scroll_lock_pin) : clear_pin(scroll_lock_pin);
+ }
+ return res;
+}
+
+// override the default implementation to avoid re-initialization
+void i2c_init(void)
+{
+ static bool initialized = false;
+ if (initialized) {
+ return;
+ } else {
+ initialized = true;
+ }
+
+ // Try releasing special pins for a short time
+ palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_INPUT);
+ palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_INPUT);
+
+ chThdSleepMilliseconds(10);
+ palSetPadMode(I2C1_SCL_BANK, I2C1_SCL, PAL_MODE_ALTERNATE(I2C1_SCL_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
+ palSetPadMode(I2C1_SDA_BANK, I2C1_SDA, PAL_MODE_ALTERNATE(I2C1_SDA_PAL_MODE) | PAL_STM32_OTYPE_OPENDRAIN);
+}
+
+#define REBOOT_MAGIC 0x41544B42
+void shutdown_user(void)
+{
+ // set the magic number for resetting to the bootloader
+ *(uint32_t *)(&(RTCD1.rtc->BKP0R)) = REBOOT_MAGIC;
+}
diff --git a/keyboards/matrix/m20add/m20add.h b/keyboards/matrix/m20add/m20add.h
new file mode 100644
index 0000000000..1c85dc3bde
--- /dev/null
+++ b/keyboards/matrix/m20add/m20add.h
@@ -0,0 +1,46 @@
+/**
+ * m20add.h
+ */
+
+#pragma once
+
+#include "quantum.h"
+
+
+#define LAYOUT_tkl_iso_tsangan( \
+ K000, K001, K002, K003, K004, K005, K006, K007, K008, K009, K010, K011, K012, K013, K014, K015, \
+ \
+ K100, K101, K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113, K114, K115, K116, \
+ K200, K201, K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, K214, K215, K216, \
+ K300, K301, K302, K303, K304, K305, K306, K307, K308, K309, K310, K311, K312, K313, \
+ K400, K401, K402, K403, K404, K405, K406, K407, K408, K409, K410, K411, K412, K413, \
+ K500, K501, K502, K503, K504, K505, K506, K507, K508, K509 \
+) { \
+ { K000, K001, K002, K003, K004, K005, K006, K007, K008, K009, K010, K011, K012, K013, K014, K015}, \
+ { K100, K101, K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113, K114, K115}, \
+ { K200, K201, K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, KC_NO, K214, K116}, \
+ { K300, K301, K302, K303, K304, K305, K306, K307, K308, K309, K310, K311, K312, K313, K215, K216}, \
+ { K400, K401, K402, K403, K404, K405, K406, K407, K408, K409, K410, K411, K412, KC_NO, K413,KC_NO}, \
+ { K500, K501, K502, KC_NO, KC_NO, KC_NO, K503, KC_NO, K504, K505, K506, K507, K508, KC_NO, K509,KC_NO}, \
+}
+
+#define LAYOUT_tkl_ansi_tsangan( \
+ K000, K001, K002, K003, K004, K005, K006, K007, K008, K009, K010, K011, K012, K013, K014, K015, \
+ \
+ K100, K101, K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113, K114, K115, K116, \
+ K200, K201, K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, K213, K214, K215, K216, \
+ K300, K301, K302, K303, K304, K305, K306, K307, K308, K309, K310, K311, K313, \
+ K400, K402, K403, K404, K405, K406, K407, K408, K409, K410, K411, K412, K413, \
+ K500, K501, K502, K503, K504, K505, K506, K507, K508, K509 \
+) { \
+ { K000, K001, K002, K003, K004, K005, K006, K007, K008, K009, K010, K011, K012, K013, K014, K015}, \
+ { K100, K101, K102, K103, K104, K105, K106, K107, K108, K109, K110, K111, K112, K113, K114, K115}, \
+ { K200, K201, K202, K203, K204, K205, K206, K207, K208, K209, K210, K211, K212, K213, K214, K116}, \
+ { K300, K301, K302, K303, K304, K305, K306, K307, K308, K309, K310, K311, KC_NO, K313, K215, K216}, \
+ { K400, KC_NO, K402, K403, K404, K405, K406, K407, K408, K409, K410, K411, K412, KC_NO, K413,KC_NO}, \
+ { K500, K501, K502, KC_NO, KC_NO, KC_NO, K503, KC_NO, K504, K505, K506, K507, K508, KC_NO, K509,KC_NO}, \
+}
+
+void set_pin(uint16_t pin);
+void clear_pin(uint16_t pin);
+uint8_t read_pin(uint16_t pin);
diff --git a/keyboards/matrix/m20add/matrix.c b/keyboards/matrix/m20add/matrix.c
new file mode 100644
index 0000000000..b17643fea8
--- /dev/null
+++ b/keyboards/matrix/m20add/matrix.c
@@ -0,0 +1,93 @@
+/**
+ * matrix.c
+ */
+
+#include <stdint.h>
+#include <stdbool.h>
+#include <string.h>
+#include "quantum.h"
+#include "matrix.h"
+#include "tca6424.h"
+#include "m20add.h"
+
+static const uint16_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
+
+void matrix_init_custom(void)
+{
+ tca6424_init();
+ // set port0
+ tca6424_write_config(TCA6424_PORT0, 0);
+ // set port1
+ tca6424_write_config(TCA6424_PORT1, 0);
+ // set port2
+ tca6424_write_config(TCA6424_PORT2, 0xF5);
+
+ // clear output
+ tca6424_write_port(TCA6424_PORT0, 0);
+ tca6424_write_port(TCA6424_PORT1, 0);
+ tca6424_write_port(TCA6424_PORT2, 0);
+}
+
+
+static uint8_t row_mask[] = {ROW1_MASK,ROW2_MASK,ROW3_MASK,ROW4_MASK,ROW5_MASK,ROW6_MASK};
+static uint8_t col_mask[] = {COL1_MASK, COL2_MASK, COL3_MASK, COL4_MASK, COL5_MASK, COL6_MASK, COL7_MASK, COL8_MASK, COL9_MASK, COL10_MASK, COL11_MASK, COL12_MASK, COL13_MASK, COL14_MASK, COL15_MASK, COL16_MASK};
+
+bool matrix_scan_custom(matrix_row_t current_matrix[])
+{
+ bool changed = false;
+ uint8_t p0_data = tca6424_read_port(TCA6424_PORT0);
+
+ for (int col = 0; col < MATRIX_COLS; col++) {
+ // Select col and wait for col selecton to stabilize
+ switch(col) {
+ case 0:
+ set_pin(col_pins[col]);
+ break;
+ case 1 ... 8:
+ tca6424_write_port(TCA6424_PORT1, col_mask[col]);
+ break;
+ default:
+ tca6424_write_port(TCA6424_PORT0, col_mask[col]|(p0_data&0x01));
+ break;
+ }
+ matrix_io_delay();
+
+ // read row port for all rows
+ uint8_t row_value = tca6424_read_port(ROW_PORT);
+ for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+ uint8_t tmp = row;
+ // Store last value of row prior to reading
+ matrix_row_t last_row_value = current_matrix[tmp];
+
+ // Check row pin state
+ if (row_value & row_mask[row]) {
+ // Pin HI, set col bit
+ current_matrix[tmp] |= (1 << col);
+ } else {
+ // Pin LOW, clear col bit
+ current_matrix[tmp] &= ~(1 << col);
+ }
+
+ // Determine if the matrix changed state
+ if ((last_row_value != current_matrix[tmp]) && !(changed)) {
+ changed = true;
+ }
+ }
+ // Unselect col
+ switch(col) {
+ case 0:
+ clear_pin(col_pins[col]);
+ break;
+ case 8:
+ tca6424_write_port(TCA6424_PORT1, 0);
+ break;
+ case 15:
+ tca6424_write_port(TCA6424_PORT0, p0_data&0x01);
+ break;
+ default:
+ break;
+ }
+ }
+
+ return changed;
+}
diff --git a/keyboards/matrix/m20add/mcuconf.h b/keyboards/matrix/m20add/mcuconf.h
new file mode 100644
index 0000000000..54a1f26613
--- /dev/null
+++ b/keyboards/matrix/m20add/mcuconf.h
@@ -0,0 +1,253 @@
+/*
+ ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
+
+ Licensed under the Apache License, Version 2.0 (the "License");
+ you may not use this file except in compliance with the License.
+ You may obtain a copy of the License at
+
+ http://www.apache.org/licenses/LICENSE-2.0
+
+ Unless required by applicable law or agreed to in writing, software
+ distributed under the License is distributed on an "AS IS" BASIS,
+ WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ See the License for the specific language governing permissions and
+ limitations under the License.
+*/
+
+#ifndef MCUCONF_H
+#define MCUCONF_H
+
+/*
+ * STM32F4xx drivers configuration.
+ * The following settings override the default settings present in
+ * the various device driver implementation headers.
+ * Note that the settings for each driver only have effect if the whole
+ * driver is enabled in halconf.h.
+ *
+ * IRQ priorities:
+ * 15...0 Lowest...Highest.
+ *
+ * DMA priorities:
+ * 0...3 Lowest...Highest.
+ */
+
+#define STM32F4xx_MCUCONF
+
+/*
+ * HAL driver system settings.
+ */
+#define STM32_NO_INIT FALSE
+#define STM32_HSI_ENABLED TRUE
+#define STM32_LSI_ENABLED TRUE
+#define STM32_HSE_ENABLED TRUE
+#define STM32_LSE_ENABLED FALSE
+#define STM32_CLOCK48_REQUIRED TRUE
+#define STM32_SW STM32_SW_PLL
+#define STM32_PLLSRC STM32_PLLSRC_HSE
+#define STM32_PLLM_VALUE 8
+#define STM32_PLLN_VALUE 192
+#define STM32_PLLP_VALUE 2
+#define STM32_PLLQ_VALUE 4
+#define STM32_HPRE STM32_HPRE_DIV1
+#define STM32_PPRE1 STM32_PPRE1_DIV2
+#define STM32_PPRE2 STM32_PPRE2_DIV2
+#define STM32_RTCSEL STM32_RTCSEL_LSI
+#define STM32_RTCPRE_VALUE 8
+#define STM32_MCO1SEL STM32_MCO1SEL_HSI
+#define STM32_MCO1PRE STM32_MCO1PRE_DIV1
+#define STM32_MCO2SEL STM32_MCO2SEL_SYSCLK
+#define STM32_MCO2PRE STM32_MCO2PRE_DIV5
+#define STM32_I2SSRC STM32_I2SSRC_CKIN
+#define STM32_PLLI2SN_VALUE 192
+#define STM32_PLLI2SR_VALUE 5
+#define STM32_PVD_ENABLE FALSE
+#define STM32_PLS STM32_PLS_LEV0
+#define STM32_BKPRAM_ENABLE FALSE
+
+/*
+ * IRQ system settings.
+ */
+#define STM32_IRQ_EXTI0_PRIORITY 6
+#define STM32_IRQ_EXTI1_PRIORITY 6
+#define STM32_IRQ_EXTI2_PRIORITY 6
+#define STM32_IRQ_EXTI3_PRIORITY 6
+#define STM32_IRQ_EXTI4_PRIORITY 6
+#define STM32_IRQ_EXTI5_9_PRIORITY 6
+#define STM32_IRQ_EXTI10_15_PRIORITY 6
+#define STM32_IRQ_EXTI16_PRIORITY 6
+#define STM32_IRQ_EXTI17_PRIORITY 15
+#define STM32_IRQ_EXTI18_PRIORITY 6
+#define STM32_IRQ_EXTI19_PRIORITY 6
+#define STM32_IRQ_EXTI20_PRIORITY 6
+#define STM32_IRQ_EXTI21_PRIORITY 15
+#define STM32_IRQ_EXTI22_PRIORITY 15
+
+/*
+ * ADC driver system settings.
+ */
+#define STM32_ADC_ADCPRE ADC_CCR_ADCPRE_DIV4
+#define STM32_ADC_USE_ADC1 FALSE
+#define STM32_ADC_ADC1_DMA_STREAM STM32_DMA_STREAM_ID(2, 4)
+#define STM32_ADC_ADC1_DMA_PRIORITY 2
+#define STM32_ADC_IRQ_PRIORITY 6
+#define STM32_ADC_ADC1_DMA_IRQ_PRIORITY 6
+
+/*
+ * GPT driver system settings.
+ */
+#define STM32_GPT_USE_TIM1 FALSE
+#define STM32_GPT_USE_TIM2 FALSE
+#define STM32_GPT_USE_TIM3 FALSE
+#define STM32_GPT_USE_TIM4 TRUE
+#define STM32_GPT_USE_TIM5 FALSE
+#define STM32_GPT_USE_TIM9 FALSE
+#define STM32_GPT_USE_TIM11 FALSE
+#define STM32_GPT_TIM1_IRQ_PRIORITY 7
+#define STM32_GPT_TIM2_IRQ_PRIORITY 7
+#define STM32_GPT_TIM3_IRQ_PRIORITY 7
+#define STM32_GPT_TIM4_IRQ_PRIORITY 7
+#define STM32_GPT_TIM5_IRQ_PRIORITY 7
+#define STM32_GPT_TIM9_IRQ_PRIORITY 7
+#define STM32_GPT_TIM11_IRQ_PRIORITY 7
+
+/*
+ * I2C driver system settings.
+ */
+#define STM32_I2C_USE_I2C1 TRUE
+#define STM32_I2C_USE_I2C2 FALSE
+#define STM32_I2C_USE_I2C3 FALSE
+#define STM32_I2C_BUSY_TIMEOUT 50
+#define STM32_I2C_I2C1_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0)
+#define STM32_I2C_I2C1_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_I2C_I2C2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_I2C_I2C2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2C_I2C3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 2)
+#define STM32_I2C_I2C3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+#define STM32_I2C_I2C1_IRQ_PRIORITY 5
+#define STM32_I2C_I2C2_IRQ_PRIORITY 5
+#define STM32_I2C_I2C3_IRQ_PRIORITY 5
+#define STM32_I2C_I2C1_DMA_PRIORITY 3
+#define STM32_I2C_I2C2_DMA_PRIORITY 3
+#define STM32_I2C_I2C3_DMA_PRIORITY 3
+#define STM32_I2C_DMA_ERROR_HOOK(i2cp) osalSysHalt("DMA failure")
+
+/*
+ * I2S driver system settings.
+ */
+#define STM32_I2S_USE_SPI2 FALSE
+#define STM32_I2S_USE_SPI3 FALSE
+#define STM32_I2S_SPI2_IRQ_PRIORITY 10
+#define STM32_I2S_SPI3_IRQ_PRIORITY 10
+#define STM32_I2S_SPI2_DMA_PRIORITY 1
+#define STM32_I2S_SPI3_DMA_PRIORITY 1
+#define STM32_I2S_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_I2S_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+#define STM32_I2S_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0)
+#define STM32_I2S_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_I2S_DMA_ERROR_HOOK(i2sp) osalSysHalt("DMA failure")
+
+/*
+ * ICU driver system settings.
+ */
+#define STM32_ICU_USE_TIM1 FALSE
+#define STM32_ICU_USE_TIM2 FALSE
+#define STM32_ICU_USE_TIM3 FALSE
+#define STM32_ICU_USE_TIM4 FALSE
+#define STM32_ICU_USE_TIM5 FALSE
+#define STM32_ICU_USE_TIM9 FALSE
+#define STM32_ICU_TIM1_IRQ_PRIORITY 7
+#define STM32_ICU_TIM2_IRQ_PRIORITY 7
+#define STM32_ICU_TIM3_IRQ_PRIORITY 7
+#define STM32_ICU_TIM4_IRQ_PRIORITY 7
+#define STM32_ICU_TIM5_IRQ_PRIORITY 7
+#define STM32_ICU_TIM9_IRQ_PRIORITY 7
+
+/*
+ * PWM driver system settings.
+ */
+#define STM32_PWM_USE_ADVANCED FALSE
+#define STM32_PWM_USE_TIM1 FALSE
+#define STM32_PWM_USE_TIM2 FALSE
+#define STM32_PWM_USE_TIM3 FALSE
+#define STM32_PWM_USE_TIM4 FALSE
+#define STM32_PWM_USE_TIM5 FALSE
+#define STM32_PWM_USE_TIM9 FALSE
+#define STM32_PWM_TIM1_IRQ_PRIORITY 7
+#define STM32_PWM_TIM2_IRQ_PRIORITY 7
+#define STM32_PWM_TIM3_IRQ_PRIORITY 7
+#define STM32_PWM_TIM4_IRQ_PRIORITY 7
+#define STM32_PWM_TIM5_IRQ_PRIORITY 7
+#define STM32_PWM_TIM9_IRQ_PRIORITY 7
+
+/*
+ * SERIAL driver system settings.
+ */
+#define STM32_SERIAL_USE_USART1 FALSE
+#define STM32_SERIAL_USE_USART2 FALSE
+#define STM32_SERIAL_USE_USART6 FALSE
+#define STM32_SERIAL_USART1_PRIORITY 12
+#define STM32_SERIAL_USART2_PRIORITY 12
+#define STM32_SERIAL_USART6_PRIORITY 12
+
+/*
+ * SPI driver system settings.
+ */
+#define STM32_SPI_USE_SPI1 TRUE
+#define STM32_SPI_USE_SPI2 FALSE
+#define STM32_SPI_USE_SPI3 FALSE
+#define STM32_SPI_SPI1_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 0)
+#define STM32_SPI_SPI1_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 3)
+#define STM32_SPI_SPI2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 3)
+#define STM32_SPI_SPI2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 4)
+#define STM32_SPI_SPI3_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 0)
+#define STM32_SPI_SPI3_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 7)
+#define STM32_SPI_SPI1_DMA_PRIORITY 1
+#define STM32_SPI_SPI2_DMA_PRIORITY 1
+#define STM32_SPI_SPI3_DMA_PRIORITY 1
+#define STM32_SPI_SPI1_IRQ_PRIORITY 10
+#define STM32_SPI_SPI2_IRQ_PRIORITY 10
+#define STM32_SPI_SPI3_IRQ_PRIORITY 10
+#define STM32_SPI_DMA_ERROR_HOOK(spip) osalSysHalt("DMA failure")
+
+/*
+ * ST driver system settings.
+ */
+#define STM32_ST_IRQ_PRIORITY 8
+#define STM32_ST_USE_TIMER 2
+
+/*
+ * UART driver system settings.
+ */
+#define STM32_UART_USE_USART1 FALSE
+#define STM32_UART_USE_USART2 FALSE
+#define STM32_UART_USE_USART6 FALSE
+#define STM32_UART_USART1_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 5)
+#define STM32_UART_USART1_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7)
+#define STM32_UART_USART2_RX_DMA_STREAM STM32_DMA_STREAM_ID(1, 5)
+#define STM32_UART_USART2_TX_DMA_STREAM STM32_DMA_STREAM_ID(1, 6)
+#define STM32_UART_USART6_RX_DMA_STREAM STM32_DMA_STREAM_ID(2, 2)
+#define STM32_UART_USART6_TX_DMA_STREAM STM32_DMA_STREAM_ID(2, 7)
+#define STM32_UART_USART1_IRQ_PRIORITY 12
+#define STM32_UART_USART2_IRQ_PRIORITY 12
+#define STM32_UART_USART6_IRQ_PRIORITY 12
+#define STM32_UART_USART1_DMA_PRIORITY 0
+#define STM32_UART_USART2_DMA_PRIORITY 0
+#define STM32_UART_USART6_DMA_PRIORITY 0
+#define STM32_UART_DMA_ERROR_HOOK(uartp) osalSysHalt("DMA failure")
+
+/*
+ * USB driver system settings.
+ */
+#define STM32_USB_USE_OTG1 TRUE
+#define STM32_USB_OTG1_IRQ_PRIORITY 14
+#define STM32_USB_OTG1_RX_FIFO_SIZE 512
+#define STM32_USB_OTG_THREAD_PRIO LOWPRIO
+#define STM32_USB_OTG_THREAD_STACK_SIZE 128
+#define STM32_USB_OTGFIFO_FILL_BASEPRI 0
+
+/*
+ * WDG driver system settings.
+ */
+#define STM32_WDG_USE_IWDG FALSE
+
+#endif /* MCUCONF_H */
diff --git a/keyboards/matrix/m20add/readme.md b/keyboards/matrix/m20add/readme.md
new file mode 100644
index 0000000000..fd3ef7fecf
--- /dev/null
+++ b/keyboards/matrix/m20add/readme.md
@@ -0,0 +1,13 @@
+# 8XV2.0 Additional keyboard
+
+This was the upgraded version of the Matrix 8XV2.0 keyboard
+
+Keyboard Maintainer: [astro](https://github.com/yulei)
+Hardware Supported: Matrix 8XV2.0 Additional keyboard
+Hardware Availability:
+
+Make example for this keyboard (after setting up your build environment):
+
+ make matrix/m20add:default
+
+See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).
diff --git a/keyboards/matrix/m20add/rgb_ring.c b/keyboards/matrix/m20add/rgb_ring.c
new file mode 100644
index 0000000000..fa70dea7eb
--- /dev/null
+++ b/keyboards/matrix/m20add/rgb_ring.c
@@ -0,0 +1,457 @@
+/**
+ * @file rgb_ring.c
+ * @author astro
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "rgb_ring.h"
+
+#include <string.h>
+#include "quantum.h"
+#include "rgblight.h"
+#include "issi/is31fl3731.h"
+#include "i2c_master.h"
+
+
+#ifndef RGBLIGHT_ENABLE
+#error "MUST enable rgblight"
+#endif
+// rgb ring leds setting
+
+const is31_led g_is31_leds[DRIVER_LED_TOTAL] = {
+/* Refer to IS31 manual for these locations
+ * driver
+ * | R location
+ * | | G location
+ * | | | B location
+ * | | | | */
+ {0, C1_1, C3_2, C4_2},
+ {0, C1_2, C2_2, C4_3},
+ {0, C1_3, C2_3, C3_3},
+ {0, C1_4, C2_4, C3_4},
+ {0, C1_5, C2_5, C3_5},
+ {0, C1_6, C2_6, C3_6},
+ {0, C1_7, C2_7, C3_7},
+ {0, C1_8, C2_8, C3_8},
+
+ {0, C9_1, C8_1, C7_1},
+ {0, C9_2, C8_2, C7_2},
+ {0, C9_3, C8_3, C7_3},
+ {0, C9_4, C8_4, C7_4},
+ {0, C9_5, C8_5, C7_5},
+ {0, C9_6, C8_6, C7_6},
+ {0, C9_7, C8_7, C6_6},
+ {0, C9_8, C7_7, C6_7},
+
+ {0, C1_9, C3_10, C4_10},
+ {0, C1_10, C2_10, C4_11},
+ {0, C1_11, C2_11, C3_11},
+ {0, C1_12, C2_12, C3_12},
+};
+
+#define RING_OUTER_BEGIN 0
+#define RING_OUTER_END 15
+#define RING_OUTER_SIZE (RING_OUTER_END + 1 - RING_OUTER_BEGIN)
+
+#define RING_INNER_BEGIN 16
+#define RING_INNER_END 19
+#define RING_INNER_SIZE (RING_INNER_END + 1 - RING_INNER_BEGIN)
+
+#define SPEED_MAX 100
+#define SPEED_STEP 10
+
+typedef enum {
+ RING_STATE_INIT,
+ RING_STATE_QMK,
+ RING_STATE_CUSTOM,
+} RING_STATE;
+
+typedef enum {
+ RING_EFFECT_1,
+ RING_EFFECT_2,
+ RING_EFFECT_3,
+ RING_EFFECT_4,
+ RING_EFFECT_5,
+ RING_EFFECT_6,
+ RING_EFFECT_MAX
+} RING_EFFECT;
+
+typedef struct {
+ uint8_t state;
+ uint8_t effect;
+ uint8_t speed;
+ uint8_t outer_index;
+ uint8_t inner_index;
+ uint8_t effect_count;
+ uint8_t led_begin;
+ uint8_t led_end;
+ bool led_forward;
+ bool led_clear;
+} rgb_ring_t;
+
+static rgb_ring_t rgb_ring = {
+ .state = RING_STATE_INIT,
+ .effect = RING_EFFECT_1,
+ .speed = 10,
+ .outer_index = 0,
+ .inner_index = 0,
+ .effect_count = 0,
+ .led_begin = RING_OUTER_BEGIN,
+ .led_end = RING_OUTER_END,
+ .led_forward = true,
+ .led_clear = false,
+};
+
+static void rgb_ring_reset(void)
+{
+ rgb_ring.effect_count = 0;
+ rgb_ring.led_begin = RING_OUTER_BEGIN;
+ rgb_ring.led_end = RING_OUTER_END;
+ rgb_ring.led_forward = true;
+ rgb_ring.led_clear = false;
+}
+
+extern animation_status_t animation_status;
+extern rgblight_config_t rgblight_config;
+
+#define EFFECT_TEST_INTERVAL 50
+#define EFFECT_TEST_COUNT 5
+#define EFFECT_TEST_HUE_STEP 85
+#define EFFECT_TEST_VAL_STEP 17
+static void testing_mode(void)
+{
+ if (timer_elapsed(animation_status.last_timer) > EFFECT_TEST_INTERVAL) {
+ HSV h = {rgblight_config.hue, rgblight_config.sat, rgblight_config.val};
+ RGB c = hsv_to_rgb(h);
+ //IS31FL3731_set_color_all(c.r, c.g, c.b);
+ IS31FL3731_set_color_all(0, 0, 0);
+ IS31FL3731_set_color(rgb_ring.outer_index+RING_OUTER_BEGIN, c.r, c.g, c.b);
+ h.v = EFFECT_TEST_VAL_STEP*rgb_ring.outer_index;
+ c = hsv_to_rgb(h);
+ for (uint8_t i = RING_INNER_BEGIN; i <= RING_INNER_END; i++) {
+ IS31FL3731_set_color(i, c.r, c.g, c.b);
+ }
+ rgb_ring.outer_index = (rgb_ring.outer_index + 1) % RING_OUTER_SIZE;
+ //rgb_ring.inner_index = (rgb_ring.inner_index + 1) % RING_INNER_SIZE;
+
+ if (rgb_ring.outer_index == RING_OUTER_BEGIN) {
+ rgblight_config.hue += EFFECT_TEST_HUE_STEP;
+ rgb_ring.effect_count++;
+ }
+ animation_status.last_timer = timer_read();
+ }
+ if (rgb_ring.effect_count > EFFECT_TEST_COUNT) {
+ rgb_ring_reset();
+ rgb_ring.state = RING_STATE_QMK;
+ rgblight_set();
+ }
+}
+
+static bool need_update(uint32_t max_interval)
+{
+ uint32_t interval = timer_elapsed(animation_status.last_timer);
+ return (interval*rgb_ring.speed) > max_interval;
+}
+
+static void update_effect(uint32_t max_count)
+{
+ if (rgb_ring.effect_count > max_count) {
+ rgb_ring_reset();
+ rgb_ring.effect = (rgb_ring.effect + 1) % RING_EFFECT_MAX;
+ }
+}
+
+#define EFFECT_1_INTERVAL 1000
+#define EFFECT_1_COUNT 64
+#define EFFECT_1_HUE_STEP 15
+
+static void ring_effect_no_1(void)
+{
+ if (need_update(EFFECT_1_INTERVAL)) {
+ HSV h = {rgblight_config.hue, rgblight_config.sat, rgblight_config.val};
+ for (uint8_t i = RING_OUTER_BEGIN; i <= RING_OUTER_END; i++) {
+ RGB c = hsv_to_rgb(h);
+ IS31FL3731_set_color(i, c.r, c.g, c.b);
+ }
+ rgblight_config.hue += EFFECT_1_HUE_STEP;
+ rgb_ring.effect_count++;
+ animation_status.last_timer = timer_read();
+ }
+
+ update_effect(EFFECT_1_COUNT);
+}
+
+#define EFFECT_2_INTERVAL 1000
+#define EFFECT_2_COUNT 64
+#define EFFECT_2_HUE_STEP 15
+
+static void ring_effect_no_2(void)
+{
+ if (need_update(EFFECT_2_INTERVAL)) {
+ IS31FL3731_set_color_all(0, 0, 0);
+ HSV h = {rgblight_config.hue, rgblight_config.sat, rgblight_config.val};
+ RGB c = hsv_to_rgb(h);
+
+ IS31FL3731_set_color(rgb_ring.led_begin, c.r, c.g, c.b);
+ IS31FL3731_set_color(rgb_ring.led_end, c.r, c.g, c.b);
+
+ rgb_ring.led_begin = (rgb_ring.led_begin + 1) % RING_OUTER_SIZE;
+ rgb_ring.led_end = (rgb_ring.led_end + RING_OUTER_SIZE - 1) % RING_OUTER_SIZE;
+
+ rgblight_config.hue += EFFECT_2_HUE_STEP;
+ rgb_ring.effect_count++;
+ animation_status.last_timer = timer_read();
+ }
+
+ update_effect(EFFECT_2_COUNT);
+}
+
+#define EFFECT_3_INTERVAL 1000
+#define EFFECT_3_COUNT 64
+#define EFFECT_3_HUE_STEP 15
+
+static void ring_effect_no_3(void)
+{
+ if (rgb_ring.effect_count == 0) {
+ IS31FL3731_set_color_all(0, 0, 0);
+ }
+
+ if (need_update(EFFECT_3_INTERVAL)) {
+ HSV h = {rgblight_config.hue, rgblight_config.sat, rgblight_config.val};
+
+ if (rgb_ring.led_clear) {
+ IS31FL3731_set_color(rgb_ring.led_begin, 0, 0, 0);
+ IS31FL3731_set_color(rgb_ring.led_end, 0, 0, 0);
+ } else {
+ RGB c = hsv_to_rgb(h);
+ IS31FL3731_set_color(rgb_ring.led_begin, c.r, c.g, c.b);
+ IS31FL3731_set_color(rgb_ring.led_end, c.r, c.g, c.b);
+ }
+
+ rgb_ring.led_begin = (rgb_ring.led_begin + 1) % RING_OUTER_SIZE;
+ if (rgb_ring.led_begin == rgb_ring.led_end) {
+ if (rgb_ring.led_forward) {
+ rgb_ring.led_begin = RING_OUTER_BEGIN;
+ rgb_ring.led_end = RING_OUTER_END+1;
+ } else {
+ rgb_ring.led_begin = RING_OUTER_BEGIN + RING_OUTER_SIZE/2;
+ rgb_ring.led_end = RING_OUTER_END+1 - RING_OUTER_SIZE/2;
+ }
+
+ if (!rgb_ring.led_clear) {
+ rgb_ring.led_forward = !rgb_ring.led_forward;
+ }
+
+ rgb_ring.led_clear = !rgb_ring.led_clear;
+ }
+
+ rgb_ring.led_end = (rgb_ring.led_end + RING_OUTER_SIZE - 1) % RING_OUTER_SIZE;
+
+ rgblight_config.hue += EFFECT_3_HUE_STEP;
+ rgb_ring.effect_count++;
+ animation_status.last_timer = timer_read();
+ }
+
+ update_effect(EFFECT_3_COUNT);
+}
+
+#define EFFECT_4_INTERVAL 1000
+#define EFFECT_4_COUNT 64
+#define EFFECT_4_STEP 3
+static void ring_effect_no_4(void)
+{
+ if (need_update(EFFECT_4_INTERVAL)) {
+ IS31FL3731_set_color_all(0, 0, 0);
+ HSV h = {rgblight_config.hue, rgblight_config.sat, rgblight_config.val};
+ RGB c = hsv_to_rgb(h);
+
+ IS31FL3731_set_color(rgb_ring.led_begin, c.r, c.g, c.b);
+ IS31FL3731_set_color(rgb_ring.led_end, c.r, c.g, c.b);
+
+ rgb_ring.led_begin = (rgb_ring.led_begin + EFFECT_4_STEP) % RING_OUTER_SIZE;
+ rgb_ring.led_end = (rgb_ring.led_end + RING_OUTER_SIZE - EFFECT_4_STEP) % RING_OUTER_SIZE;
+
+ rgblight_config.hue += EFFECT_1_HUE_STEP;
+ rgb_ring.effect_count++;
+ animation_status.last_timer = timer_read();
+ }
+
+ update_effect(EFFECT_4_COUNT);
+}
+
+#define EFFECT_5_INTERVAL 1000
+#define EFFECT_5_COUNT 64
+#define EFFECT_5_HUE_STEP 16
+static void ring_effect_no_5(void)
+{
+ if (need_update(EFFECT_5_INTERVAL)) {
+ IS31FL3731_set_color_all(0, 0, 0);
+ for (uint8_t i = RING_INNER_BEGIN; i <= RING_INNER_END; i++) {
+ HSV h = {rgblight_config.hue, rgblight_config.sat, rgblight_config.val};
+ RGB c = hsv_to_rgb(h);
+ IS31FL3731_set_color(i, c.r, c.g, c.b);
+ }
+ for (uint8_t i = RING_OUTER_BEGIN; i <= RING_OUTER_END; i++) {
+ HSV h = {rgblight_config.hue+EFFECT_5_HUE_STEP, rgblight_config.sat, rgblight_config.val};
+ RGB c = hsv_to_rgb(h);
+ IS31FL3731_set_color(i, c.r, c.g, c.b);
+ }
+ rgblight_config.hue += EFFECT_5_HUE_STEP;
+ rgb_ring.effect_count++;
+ animation_status.last_timer = timer_read();
+ }
+
+ update_effect(EFFECT_5_COUNT);
+}
+
+#define EFFECT_6_INTERVAL 1000
+#define EFFECT_6_COUNT 64
+#define EFFECT_I_HUE_STEP 10
+#define EFFECT_O_HUE_STEP 10
+static void ring_effect_no_6(void)
+{
+ if (need_update(EFFECT_6_INTERVAL)) {
+ IS31FL3731_set_color_all(0, 0, 0);
+ for (uint8_t i = RING_INNER_BEGIN; i <= RING_INNER_END; i++) {
+ HSV h = {rgblight_config.hue+i*EFFECT_I_HUE_STEP, rgblight_config.sat, rgblight_config.val};
+ RGB c = hsv_to_rgb(h);
+ IS31FL3731_set_color(i, c.r, c.g, c.b);
+ }
+ for (uint8_t i = RING_OUTER_BEGIN; i <= RING_OUTER_END; i++) {
+ HSV h = {rgblight_config.hue+i*EFFECT_O_HUE_STEP, rgblight_config.sat, rgblight_config.val};
+ RGB c = hsv_to_rgb(h);
+ IS31FL3731_set_color(i, c.r, c.g, c.b);
+ }
+ rgblight_config.hue += EFFECT_I_HUE_STEP;
+ rgb_ring.effect_count++;
+ animation_status.last_timer = timer_read();
+ }
+
+ update_effect(EFFECT_6_COUNT);
+}
+
+typedef void(*effect_fun)(void);
+static effect_fun effect_funcs[RING_EFFECT_MAX] = {
+ ring_effect_no_1,
+ ring_effect_no_2,
+ ring_effect_no_3,
+ ring_effect_no_4,
+ ring_effect_no_5,
+ ring_effect_no_6,
+};
+
+static void custom_effects(void)
+{
+ effect_funcs[rgb_ring.effect]();
+}
+
+void rgblight_call_driver(LED_TYPE *start_led, uint8_t num_leds)
+{
+ if (rgb_ring.state != RING_STATE_QMK) {
+ return;
+ }
+
+ for (uint8_t i = 0; i < num_leds; i++) {
+ IS31FL3731_set_color(i, start_led[i].r, start_led[i].g, start_led[i].b);
+ }
+}
+
+
+void rgb_ring_init(void)
+{
+ i2c_init();
+ IS31FL3731_init(DRIVER_ADDR_1);
+ for (int index = 0; index < DRIVER_LED_TOTAL; index++) {
+ bool enabled = true;
+ IS31FL3731_set_led_control_register(index, enabled, enabled, enabled);
+ }
+ IS31FL3731_update_led_control_registers(DRIVER_ADDR_1, 0);
+}
+
+void rgb_ring_task(void)
+{
+ switch (rgb_ring.state) {
+ case RING_STATE_INIT: // testing mode
+ testing_mode();
+ break;
+ case RING_STATE_QMK: // qmk effects
+ //rgblight_task();
+ break;
+ case RING_STATE_CUSTOM: // custom effects
+ custom_effects();
+ break;
+ default:
+ break;
+ };
+
+ IS31FL3731_update_pwm_buffers(DRIVER_ADDR_1, 0);
+}
+
+bool process_record_kb(uint16_t keycode, keyrecord_t *record)
+{
+ if (record->event.pressed) {
+ switch(keycode) {
+ case RGB_MODE_FORWARD:
+ if (rgb_ring.state == RING_STATE_INIT) {
+ // in testing mode, do nothing
+ return false;
+ } else if (rgb_ring.state == RING_STATE_CUSTOM) {
+ // switch to qmk mode
+ rgblight_config.mode = 1;
+ rgb_ring.state = RING_STATE_QMK;
+ rgblight_mode(rgblight_config.mode);
+ return false;
+ } else {
+ // in qmk mode, switch to custom mode?
+ if (rgblight_config.mode >= RGBLIGHT_MODES) {
+ rgb_ring.state = RING_STATE_CUSTOM;
+ return false;
+ }
+ }
+ break;
+ case RGB_MODE_REVERSE:
+ if (rgb_ring.state == RING_STATE_INIT) {
+ // in testing mode, do nothing
+ return false;
+ } else if (rgb_ring.state == RING_STATE_CUSTOM) {
+ // switch to qmk mode
+ rgblight_config.mode = RGBLIGHT_MODES;
+ rgb_ring.state = RING_STATE_QMK;
+ rgblight_mode(rgblight_config.mode);
+ return false;
+ } else {
+ // in qmk mode, switch to custom mode?
+ if (rgblight_config.mode <= 1) {
+ rgb_ring.state = RING_STATE_CUSTOM;
+ return false;
+ }
+ }
+ break;
+ case KC_F24:
+ if (rgb_ring.state == RING_STATE_QMK) {
+ rgb_ring.state = RING_STATE_CUSTOM;
+ rgb_ring_reset();
+ return false;
+ } else if (rgb_ring.state == RING_STATE_CUSTOM) {
+ rgb_ring.state = RING_STATE_QMK;
+ return false;
+ }
+ break;
+ default:
+ break;
+ }
+ }
+ return process_record_user(keycode, record);
+}
diff --git a/keyboards/matrix/m20add/rgb_ring.h b/keyboards/matrix/m20add/rgb_ring.h
new file mode 100644
index 0000000000..1e96b68367
--- /dev/null
+++ b/keyboards/matrix/m20add/rgb_ring.h
@@ -0,0 +1,23 @@
+/**
+ * @file rgb_ring.h
+ * @author astro
+ * @brief effects for the rgb ring
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+void rgb_ring_init(void);
+void rgb_ring_task(void);
diff --git a/keyboards/matrix/m20add/rules.mk b/keyboards/matrix/m20add/rules.mk
new file mode 100644
index 0000000000..6dba153932
--- /dev/null
+++ b/keyboards/matrix/m20add/rules.mk
@@ -0,0 +1,52 @@
+## chip/board settings
+# - the next two should match the directories in
+# <chibios>/os/hal/ports/$(MCU_FAMILY)/$(MCU_SERIES)
+MCU_FAMILY = STM32
+MCU_SERIES = STM32F4xx
+
+# Linker script to use
+# - it should exist either in <chibios>/os/common/ports/ARMCMx/compilers/GCC/ld/
+# or <this_dir>/ld/
+MCU_LDSCRIPT = m20add_boot
+
+# Startup code to use
+# - it should exist in <chibios>/os/common/startup/ARMCMx/compilers/GCC/mk/
+MCU_STARTUP = stm32f4xx
+
+# Board: it should exist either in <chibios>/os/hal/boards/
+# or <this_dir>/boards
+BOARD = m20add_bd
+
+# Cortex version
+MCU = cortex-m4
+
+# ARM version, CORTEX-M0/M1 are 6, CORTEX-M3/M4/M7 are 7
+ARMV = 7
+
+USE_FPU = yes
+
+# Vector table for application
+# 0x00000000-0x00001000 area is occupied by bootlaoder.*/
+OPT_DEFS =
+
+# Options to pass to dfu-util when flashing
+#DFU_ARGS = -d 0483:df11 -a 0 -s 0x08000000:leave
+#DFU_SUFFIX_ARGS = -p DF11 -v 0483
+
+# Build Options
+# comment out to disable the options.
+#
+BOOTMAGIC_ENABLE = yes # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = yes # Mouse keys
+EXTRAKEY_ENABLE = yes # Audio control and System control
+CONSOLE_ENABLE = no # Console for debug
+COMMAND_ENABLE = no # Commands for debug and configuration
+NKRO_ENABLE = no # USB Nkey Rollover
+NO_USB_STARTUP_CHECK = yes # Disable initialization only when usb is plugged in
+
+RGBLIGHT_ENABLE = yes
+
+CUSTOM_MATRIX = lite
+# project specific files
+SRC += matrix.c tca6424.c rgb_ring.c issi/is31fl3731.c
+QUANTUM_LIB_SRC += i2c_master.c
diff --git a/keyboards/matrix/m20add/tca6424.c b/keyboards/matrix/m20add/tca6424.c
new file mode 100644
index 0000000000..38cea9f15f
--- /dev/null
+++ b/keyboards/matrix/m20add/tca6424.c
@@ -0,0 +1,115 @@
+/**
+ * @file tca6424.c
+ * @author astro
+ * @brief driver for the tca6424
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "tca6424.h"
+#include "i2c_master.h"
+
+#define TCA6424_INPUT_PORT0 0x0
+#define TCA6424_INPUT_PORT1 0x01
+#define TCA6424_INPUT_PORT2 0x02
+
+#define TCA6424_OUTPUT_PORT0 0x04
+#define TCA6424_OUTPUT_PORT1 0x05
+#define TCA6424_OUTPUT_PORT2 0x06
+
+#define TCA6424_POLARITY_PORT0 0x08
+#define TCA6424_POLARITY_PORT1 0x09
+#define TCA6424_POLARITY_PORT2 0x0A
+
+#define TCA6424_CONF_PORT0 0x0C
+#define TCA6424_CONF_PORT1 0x0D
+#define TCA6424_CONF_PORT2 0x0E
+
+#define TIMEOUT 100
+
+void tca6424_init(void)
+{
+ i2c_init();
+}
+
+static void write_port(uint8_t p, uint8_t d)
+{
+ i2c_writeReg(TCA6424_ADDR, p, &d, 1, TIMEOUT);
+}
+
+static uint8_t read_port(uint8_t port)
+{
+ uint8_t data = 0;
+ i2c_readReg(TCA6424_ADDR, port, &data, 1, TIMEOUT);
+ return data;
+}
+
+void tca6424_write_config(TCA6424_PORT port, uint8_t data)
+{
+ switch(port) {
+ case TCA6424_PORT0:
+ write_port(TCA6424_CONF_PORT0, data);
+ break;
+ case TCA6424_PORT1:
+ write_port(TCA6424_CONF_PORT1, data);
+ break;
+ case TCA6424_PORT2:
+ write_port(TCA6424_CONF_PORT2, data);
+ break;
+ }
+}
+
+void tca6424_write_polarity(TCA6424_PORT port, uint8_t data)
+{
+ switch(port) {
+ case TCA6424_PORT0:
+ write_port(TCA6424_POLARITY_PORT0, data);
+ break;
+ case TCA6424_PORT1:
+ write_port(TCA6424_POLARITY_PORT1, data);
+ break;
+ case TCA6424_PORT2:
+ write_port(TCA6424_POLARITY_PORT2, data);
+ break;
+ }
+}
+
+void tca6424_write_port(TCA6424_PORT port, uint8_t data)
+{
+ switch(port) {
+ case TCA6424_PORT0:
+ write_port(TCA6424_OUTPUT_PORT0, data);
+ break;
+ case TCA6424_PORT1:
+ write_port(TCA6424_OUTPUT_PORT1, data);
+ break;
+ case TCA6424_PORT2:
+ write_port(TCA6424_OUTPUT_PORT2, data);
+ break;
+ }
+}
+
+uint8_t tca6424_read_port(TCA6424_PORT port)
+{
+ switch(port) {
+ case TCA6424_PORT0:
+ return read_port(TCA6424_INPUT_PORT0);
+ case TCA6424_PORT1:
+ return read_port(TCA6424_INPUT_PORT1);
+ case TCA6424_PORT2:
+ return read_port(TCA6424_INPUT_PORT2);
+ }
+
+ return 0;
+}
diff --git a/keyboards/matrix/m20add/tca6424.h b/keyboards/matrix/m20add/tca6424.h
new file mode 100644
index 0000000000..6153265ed7
--- /dev/null
+++ b/keyboards/matrix/m20add/tca6424.h
@@ -0,0 +1,40 @@
+/**
+ * @file tca6424.h
+ * @author astro
+ * @brief driver for the tca6424
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+#pragma once
+
+#include <stdint.h>
+
+#ifndef TCA6424_ADDR
+ #define TCA6424_ADDR 0x44
+#endif
+
+typedef enum {
+ TCA6424_PORT0 = 0,
+ TCA6424_PORT1,
+ TCA6424_PORT2,
+} TCA6424_PORT;
+
+void tca6424_init(void);
+
+void tca6424_write_config(TCA6424_PORT port, uint8_t data);
+void tca6424_write_polarity(TCA6424_PORT port, uint8_t data);
+
+void tca6424_write_port(TCA6424_PORT port, uint8_t data);
+uint8_t tca6424_read_port(TCA6424_PORT port);