[Keyboard] Add QUAD-H LB75 keyboard (#8607)

* Copy back old files from 9 months ago

* Delete unnecessary functions in lb75.c

* Remove LCD and MIDI config

* Modernize ancient files

* Update keymaps as necessary

* Move files to vendor folder

* Update readme to reflect changes

* Modernize makefile

* Remove split config

* Update keyboards/quad_h/lb75/keymaps/continuous_fnrow/keymap.c

* Update keyboards/quad_h/lb75/keymaps/via/keymap.c

* Update keyboards/quad_h/lb75/keymaps/divided_fnrow/keymap.c

* Update keyboards/quad_h/lb75/lb75.c

* Update lb75.c

* Update keyboards/quad_h/lb75/keymaps/continuous_fnrow/keymap.c

* Update keyboards/quad_h/lb75/readme.md

* Update keyboards/quad_h/lb75/keymaps/via/keymap.c

* Update keyboards/quad_h/lb75/keymaps/continuous_fnrow/keymap.c

* Update keyboards/quad_h/lb75/keymaps/divided_fnrow/keymap.c

* Update keyboards/quad_h/lb75/keymaps/divided_fnrow/keymap.c

* Update keyboards/quad_h/lb75/keymaps/via/keymap.c

* Add default keymap as required

* Update keyboards/quad_h/lb75/info.json

* Update keyboards/quad_h/lb75/info.json

* Update keyboards/quad_h/lb75/readme.md

* Update keyboards/quad_h/lb75/readme.md

15 files changed, 712 insertions, 0 deletions

diff --git a/keyboards/quad_h/lb75/config.h b/keyboards/quad_h/lb75/config.h
new file mode 100644
index 0000000000..1c23ed5b36
--- /dev/null
+++ b/keyboards/quad_h/lb75/config.h
@@ -0,0 +1,196 @@
+/*
+Copyright 2019 Ryota Goto
+
+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 "config_common.h"
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID       0xA103
+#define PRODUCT_ID      0x0007
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    QUADH
+#define PRODUCT         LB75
+#define DESCRIPTION     Custom 75% keyboard
+
+/* key matrix size */
+#define MATRIX_ROWS 12
+#define MATRIX_COLS 8
+
+/*
+ * Keyboard Matrix Assignments
+ *
+ * Change this to how you wired your keyboard
+ * COLS: AVR pins used for columns, left to right
+ * ROWS: AVR pins used for rows, top to bottom
+ * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode)
+ *                  ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
+ *
+*/
+
+#define MATRIX_ROW_PINS { D4, D6, D7, B4, B5, B6, C6, C7, D3, D5, F0, E6 }
+#define MATRIX_COL_PINS { D2, D1, D0, F1, F4, F5, F6, F7 }
+#define UNUSED_PINS
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+#define BACKLIGHT_PIN B7
+// #define BACKLIGHT_BREATHING
+#define BACKLIGHT_LEVELS 5
+
+#define RGB_DI_PIN B0
+#ifdef RGB_DI_PIN
+  #define RGBLED_NUM 16
+  #define RGBLIGHT_HUE_STEP 8
+  #define RGBLIGHT_SAT_STEP 8
+  #define RGBLIGHT_VAL_STEP 8
+  #define RGBLIGHT_LIMIT_VAL 220 /* The maximum brightness level */
+  #define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+/*== all animations enable ==*/
+  #define RGBLIGHT_ANIMATIONS
+// /*== or choose animations ==*/
+//   #define RGBLIGHT_EFFECT_BREATHING
+//   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+//   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+//   #define RGBLIGHT_EFFECT_SNAKE
+//   #define RGBLIGHT_EFFECT_KNIGHT
+//   #define RGBLIGHT_EFFECT_CHRISTMAS
+//   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+//   #define RGBLIGHT_EFFECT_RGB_TEST
+//   #define RGBLIGHT_EFFECT_ALTERNATING
+// /*== customize breathing effect ==*/
+//   /*==== (DEFAULT) use fixed table instead of exp() and sin() ====*/
+//   #define RGBLIGHT_BREATHE_TABLE_SIZE 256      // 256(default) or 128 or 64
+//   /*==== use exp() and sin() ====*/
+//   #define RGBLIGHT_EFFECT_BREATHE_CENTER 1.85  // 1 to 2.7
+//   #define RGBLIGHT_EFFECT_BREATHE_MAX    255   // 0 to 255
+#endif
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5
+
+/* define if matrix has ghost (lacks anti-ghosting diodes) */
+//#define MATRIX_HAS_GHOST
+
+/* number of backlight levels */
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+/* If defined, GRAVE_ESC will always act as ESC when CTRL is held.
+ * This is userful for the Windows task manager shortcut (ctrl+shift+esc).
+ */
+// #define GRAVE_ESC_CTRL_OVERRIDE
+
+/*
+ * Force NKRO
+ *
+ * Force NKRO (nKey Rollover) to be enabled by default, regardless of the saved
+ * state in the bootmagic EEPROM settings. (Note that NKRO must be enabled in the
+ * makefile for this to work.)
+ *
+ * If forced on, NKRO can be disabled via magic key (default = LShift+RShift+N)
+ * until the next keyboard reset.
+ *
+ * NKRO may prevent your keystrokes from being detected in the BIOS, but it is
+ * fully operational during normal computer usage.
+ *
+ * For a less heavy-handed approach, enable NKRO via magic key (LShift+RShift+N)
+ * or via bootmagic (hold SPACE+N while plugging in the keyboard). Once set by
+ * bootmagic, NKRO mode will always be enabled until it is toggled again during a
+ * power-up.
+ *
+ */
+//#define FORCE_NKRO
+
+/*
+ * Magic Key Options
+ *
+ * Magic keys are hotkey commands that allow control over firmware functions of
+ * the keyboard. They are best used in combination with the HID Listen program,
+ * found here: https://www.pjrc.com/teensy/hid_listen.html
+ *
+ * The options below allow the magic key functionality to be changed. This is
+ * useful if your keyboard/keypad is missing keys and you want magic key support.
+ *
+ */
+
+/* key combination for magic key command */
+/* defined by default; to change, uncomment and set to the combination you want */
+// #define IS_COMMAND() (get_mods() == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)))
+
+/* control how magic key switches layers */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM false
+
+/* override magic key keymap */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM
+//#define MAGIC_KEY_HELP           H
+//#define MAGIC_KEY_HELP_ALT       SLASH
+//#define MAGIC_KEY_DEBUG          D
+//#define MAGIC_KEY_DEBUG_MATRIX   X
+//#define MAGIC_KEY_DEBUG_KBD      K
+//#define MAGIC_KEY_DEBUG_MOUSE    M
+//#define MAGIC_KEY_VERSION        V
+//#define MAGIC_KEY_STATUS         S
+//#define MAGIC_KEY_CONSOLE        C
+//#define MAGIC_KEY_LAYER0         0
+//#define MAGIC_KEY_LAYER0_ALT     GRAVE
+//#define MAGIC_KEY_LAYER1         1
+//#define MAGIC_KEY_LAYER2         2
+//#define MAGIC_KEY_LAYER3         3
+//#define MAGIC_KEY_LAYER4         4
+//#define MAGIC_KEY_LAYER5         5
+//#define MAGIC_KEY_LAYER6         6
+//#define MAGIC_KEY_LAYER7         7
+//#define MAGIC_KEY_LAYER8         8
+//#define MAGIC_KEY_LAYER9         9
+//#define MAGIC_KEY_BOOTLOADER     B
+//#define MAGIC_KEY_BOOTLOADER_ALT ESC
+//#define MAGIC_KEY_LOCK           CAPS
+//#define MAGIC_KEY_EEPROM         E
+//#define MAGIC_KEY_EEPROM_CLEAR   BSPACE
+//#define MAGIC_KEY_NKRO           N
+//#define MAGIC_KEY_SLEEP_LED      Z
+
+/*
+ * Feature disable options
+ *  These options are also useful to firmware size reduction.
+ */
+
+/* disable debug print */
+//#define NO_DEBUG
+
+/* disable print */
+//#define NO_PRINT
+
+/* disable action features */
+//#define NO_ACTION_LAYER
+//#define NO_ACTION_TAPPING
+//#define NO_ACTION_ONESHOT
+//#define NO_ACTION_MACRO
+//#define NO_ACTION_FUNCTION
+
+/* Bootmagic Lite key configuration */
+// #define BOOTMAGIC_LITE_ROW 0
+// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/quad_h/lb75/info.json b/keyboards/quad_h/lb75/info.json
new file mode 100644
index 0000000000..b1eebad380
--- /dev/null
+++ b/keyboards/quad_h/lb75/info.json
@@ -0,0 +1,187 @@
+{
+    "keyboard_name": "LB75", 
+    "url": "", 
+    "maintainer": "ai03", 
+    "width": 16, 
+    "height": 6, 
+    "layouts": {
+        "LAYOUT_continuous_fnrow": {
+            "layout": [
+				{"label":"Esc", "x":0, "y":0}, 
+				{"label":"F1", "x":1, "y":0}, 
+				{"label":"F2", "x":2, "y":0}, 
+				{"label":"F3", "x":3, "y":0}, 
+				{"label":"F4", "x":4, "y":0}, 
+				{"label":"F5", "x":5, "y":0}, 
+				{"label":"F6", "x":6, "y":0}, 
+				{"label":"F7", "x":7, "y":0}, 
+				{"label":"F8", "x":8, "y":0}, 
+				{"label":"F9", "x":9, "y":0}, 
+				{"label":"F10", "x":10, "y":0}, 
+				{"label":"F11", "x":11, "y":0}, 
+				{"label":"F12", "x":12, "y":0}, 
+				{"label":"Print Screen", "x":13, "y":0}, 
+				{"label":"Scroll Lock", "x":14, "y":0}, 
+				{"label":"Pause", "x":15, "y":0}, 
+				{"label":"~", "x":0, "y":1}, 
+				{"label":"!", "x":1, "y":1}, 
+				{"label":"@", "x":2, "y":1}, 
+				{"label":"#", "x":3, "y":1}, 
+				{"label":"$", "x":4, "y":1}, 
+				{"label":"%", "x":5, "y":1}, 
+				{"label":"^", "x":6, "y":1}, 
+				{"label":"&", "x":7, "y":1}, 
+				{"label":"*", "x":8, "y":1}, 
+				{"label":"(", "x":9, "y":1}, 
+				{"label":")", "x":10, "y":1}, 
+				{"label":"_", "x":11, "y":1}, 
+				{"label":"+", "x":12, "y":1}, 
+				{"label":"Back Space", "x":13, "y":1}, 
+				{"label":"Delete", "x":14, "y":1}, 
+				{"label":"Home", "x":15, "y":1}, 
+				{"label":"Tab", "x":0, "y":2, "w":1.5}, 
+				{"label":"Q", "x":1.5, "y":2}, 
+				{"label":"W", "x":2.5, "y":2}, 
+				{"label":"E", "x":3.5, "y":2}, 
+				{"label":"R", "x":4.5, "y":2}, 
+				{"label":"T", "x":5.5, "y":2}, 
+				{"label":"Y", "x":6.5, "y":2}, 
+				{"label":"U", "x":7.5, "y":2}, 
+				{"label":"I", "x":8.5, "y":2}, 
+				{"label":"O", "x":9.5, "y":2}, 
+				{"label":"P", "x":10.5, "y":2}, 
+				{"label":"{", "x":11.5, "y":2}, 
+				{"label":"}", "x":12.5, "y":2}, 
+				{"label":"|", "x":13.5, "y":2, "w":1.5}, 
+				{"label":"End", "x":15, "y":2}, 
+				{"label":"Caps Lock", "x":0, "y":3, "w":1.75}, 
+				{"label":"A", "x":1.75, "y":3}, 
+				{"label":"S", "x":2.75, "y":3}, 
+				{"label":"D", "x":3.75, "y":3}, 
+				{"label":"F", "x":4.75, "y":3}, 
+				{"label":"G", "x":5.75, "y":3}, 
+				{"label":"H", "x":6.75, "y":3}, 
+				{"label":"J", "x":7.75, "y":3}, 
+				{"label":"K", "x":8.75, "y":3}, 
+				{"label":"L", "x":9.75, "y":3}, 
+				{"label":":", "x":10.75, "y":3}, 
+				{"label":"\"", "x":11.75, "y":3}, 
+				{"label":"Enter", "x":12.75, "y":3, "w":2.25}, 
+				{"label":"PgUp", "x":15, "y":3}, 
+				{"label":"Shift", "x":0, "y":4, "w":1.25}, 
+				{"label":"|", "x":1.25, "y":4}, 
+				{"label":"Z", "x":2.25, "y":4}, 
+				{"label":"X", "x":3.25, "y":4}, 
+				{"label":"C", "x":4.25, "y":4}, 
+				{"label":"V", "x":5.25, "y":4}, 
+				{"label":"B", "x":6.25, "y":4}, 
+				{"label":"N", "x":7.25, "y":4}, 
+				{"label":"M", "x":8.25, "y":4}, 
+				{"label":"<", "x":9.25, "y":4}, 
+				{"label":">", "x":10.25, "y":4}, 
+				{"label":"?", "x":11.25, "y":4}, 
+				{"label":"Shift", "x":12.25, "y":4, "w":1.75}, 
+				{"label":"&uarr;", "x":14, "y":4}, 
+				{"label":"PgDn", "x":15, "y":4}, 
+				{"label":"Ctrl", "x":0, "y":5, "w":1.25}, 
+				{"label":"Win", "x":1.25, "y":5, "w":1.25}, 
+				{"label":"Alt", "x":2.5, "y":5, "w":1.25}, 
+				{"x":3.75, "y":5, "w":6.25}, 
+				{"label":"Alt", "x":10, "y":5}, 
+				{"label":"Win", "x":11, "y":5}, 
+				{"label":"Ctrl", "x":12, "y":5}, 
+				{"label":"&larr;", "x":13, "y":5}, 
+				{"label":"&darr;", "x":14, "y":5}, 
+				{"label":"&rarr;", "x":15, "y":5}
+			]
+        },
+        "LAYOUT_divided_fnrow": {
+            "layout": [
+                {"label":"Esc", "x":0, "y":0},
+                {"label":"F1", "x":1.5, "y":0},
+                {"label":"F2", "x":2.5, "y":0},
+                {"label":"F3", "x":3.5, "y":0},
+                {"label":"F4", "x":4.5, "y":0},
+                {"label":"F5", "x":6, "y":0},
+                {"label":"F6", "x":7, "y":0},
+                {"label":"F7", "x":8, "y":0},
+                {"label":"F8", "x":9, "y":0},
+                {"label":"F9", "x":10.5, "y":0},
+                {"label":"F10", "x":11.5, "y":0},
+                {"label":"F11", "x":12.5, "y":0},
+                {"label":"F12", "x":13.5, "y":0},
+                {"label":"Print Screen", "x":15, "y":0},
+                {"label":"~", "x":0, "y":1},
+                {"label":"!", "x":1, "y":1},
+                {"label":"@", "x":2, "y":1},
+                {"label":"#", "x":3, "y":1},
+                {"label":"$", "x":4, "y":1},
+                {"label":"%", "x":5, "y":1},
+                {"label":"^", "x":6, "y":1},
+                {"label":"&", "x":7, "y":1},
+                {"label":"*", "x":8, "y":1},
+                {"label":"(", "x":9, "y":1},
+                {"label":")", "x":10, "y":1},
+                {"label":"_", "x":11, "y":1},
+                {"label":"+", "x":12, "y":1},
+                {"label":"Back Space", "x":13, "y":1},
+                {"label":"Delete", "x":14, "y":1},
+                {"label":"Home", "x":15, "y":1},
+                {"label":"Tab", "x":0, "y":2, "w":1.5},
+                {"label":"Q", "x":1.5, "y":2},
+                {"label":"W", "x":2.5, "y":2},
+                {"label":"E", "x":3.5, "y":2},
+                {"label":"R", "x":4.5, "y":2},
+                {"label":"T", "x":5.5, "y":2},
+                {"label":"Y", "x":6.5, "y":2},
+                {"label":"U", "x":7.5, "y":2},
+                {"label":"I", "x":8.5, "y":2},
+                {"label":"O", "x":9.5, "y":2},
+                {"label":"P", "x":10.5, "y":2},
+                {"label":"{", "x":11.5, "y":2},
+                {"label":"}", "x":12.5, "y":2},
+                {"label":"|", "x":13.5, "y":2, "w":1.5},
+                {"label":"End", "x":15, "y":2},
+                {"label":"Caps Lock", "x":0, "y":3, "w":1.75},
+                {"label":"A", "x":1.75, "y":3},
+                {"label":"S", "x":2.75, "y":3},
+                {"label":"D", "x":3.75, "y":3},
+                {"label":"F", "x":4.75, "y":3},
+                {"label":"G", "x":5.75, "y":3},
+                {"label":"H", "x":6.75, "y":3},
+                {"label":"J", "x":7.75, "y":3},
+                {"label":"K", "x":8.75, "y":3},
+                {"label":"L", "x":9.75, "y":3},
+                {"label":":", "x":10.75, "y":3},
+                {"label":"\"", "x":11.75, "y":3},
+                {"label":"Enter", "x":12.75, "y":3, "w":2.25},
+                {"label":"PgUp", "x":15, "y":3},
+                {"label":"Shift", "x":0, "y":4, "w":1.25},
+                {"label":"|", "x":1.25, "y":4},
+                {"label":"Z", "x":2.25, "y":4},
+                {"label":"X", "x":3.25, "y":4},
+                {"label":"C", "x":4.25, "y":4},
+                {"label":"V", "x":5.25, "y":4},
+                {"label":"B", "x":6.25, "y":4},
+                {"label":"N", "x":7.25, "y":4},
+                {"label":"M", "x":8.25, "y":4},
+                {"label":"<", "x":9.25, "y":4},
+                {"label":">", "x":10.25, "y":4},
+                {"label":"?", "x":11.25, "y":4},
+                {"label":"Shift", "x":12.25, "y":4, "w":1.75},
+                {"label":"&uarr;", "x":14, "y":4},
+                {"label":"PgDn", "x":15, "y":4},
+                {"label":"Ctrl", "x":0, "y":5, "w":1.25},
+                {"label":"Win", "x":1.25, "y":5, "w":1.25},
+                {"label":"Alt", "x":2.5, "y":5, "w":1.25},
+                {"x":3.75, "y":5, "w":6.25},
+                {"label":"Alt", "x":10, "y":5},
+                {"label":"Win", "x":11, "y":5},
+                {"label":"Ctrl", "x":12, "y":5},
+                {"label":"&larr;", "x":13, "y":5},
+                {"label":"&darr;", "x":14, "y":5},
+                {"label":"&rarr;", "x":15, "y":5}
+            ]
+        }
+    }
+}
diff --git a/keyboards/quad_h/lb75/keymaps/continuous_fnrow/keymap.c b/keyboards/quad_h/lb75/keymaps/continuous_fnrow/keymap.c
new file mode 100644
index 0000000000..817b3cbddb
--- /dev/null
+++ b/keyboards/quad_h/lb75/keymaps/continuous_fnrow/keymap.c
@@ -0,0 +1,35 @@
+/* Copyright 2019 Ryota Goto
+ *
+ * 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 QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [0] = LAYOUT_continuous_fnrow( /* Base */
+    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, 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_DEL,  KC_HOME,
+    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_END,
+    MO(1),   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_PGUP,
+    KC_LSFT, KC_BSLS, 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_PGDN,
+    KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, KC_RGUI, KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT
+  ),
+  [1] = LAYOUT_continuous_fnrow( /* Fn */
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    KC_CAPS, RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, BL_TOGG, BL_STEP, _______, _______,          _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,          _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
+    _______, _______, _______,                            _______,                            _______, _______, _______, _______, _______, _______
+  )
+};
diff --git a/keyboards/quad_h/lb75/keymaps/continuous_fnrow/readme.md b/keyboards/quad_h/lb75/keymaps/continuous_fnrow/readme.md
new file mode 100644
index 0000000000..be0223d1a7
--- /dev/null
+++ b/keyboards/quad_h/lb75/keymaps/continuous_fnrow/readme.md
@@ -0,0 +1,3 @@
+# The continuous fnrow keymap for LB75
+
+Non-blockered upper row
\ No newline at end of file
diff --git a/keyboards/quad_h/lb75/keymaps/default/keymap.c b/keyboards/quad_h/lb75/keymaps/default/keymap.c
new file mode 100644
index 0000000000..817b3cbddb
--- /dev/null
+++ b/keyboards/quad_h/lb75/keymaps/default/keymap.c
@@ -0,0 +1,35 @@
+/* Copyright 2019 Ryota Goto
+ *
+ * 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 QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [0] = LAYOUT_continuous_fnrow( /* Base */
+    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, 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_DEL,  KC_HOME,
+    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_END,
+    MO(1),   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_PGUP,
+    KC_LSFT, KC_BSLS, 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_PGDN,
+    KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, KC_RGUI, KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT
+  ),
+  [1] = LAYOUT_continuous_fnrow( /* Fn */
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    KC_CAPS, RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, BL_TOGG, BL_STEP, _______, _______,          _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,          _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
+    _______, _______, _______,                            _______,                            _______, _______, _______, _______, _______, _______
+  )
+};
diff --git a/keyboards/quad_h/lb75/keymaps/default/readme.md b/keyboards/quad_h/lb75/keymaps/default/readme.md
new file mode 100644
index 0000000000..6d3bb42bcf
--- /dev/null
+++ b/keyboards/quad_h/lb75/keymaps/default/readme.md
@@ -0,0 +1,3 @@
+# The default keymap for LB75
+
+Nothing special
\ No newline at end of file
diff --git a/keyboards/quad_h/lb75/keymaps/divided_fnrow/keymap.c b/keyboards/quad_h/lb75/keymaps/divided_fnrow/keymap.c
new file mode 100644
index 0000000000..5a3a58482d
--- /dev/null
+++ b/keyboards/quad_h/lb75/keymaps/divided_fnrow/keymap.c
@@ -0,0 +1,35 @@
+/* Copyright 2019 Ryota Goto
+ *
+ * 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 QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [0] = LAYOUT_divided_fnrow( /* Base */
+    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_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_DEL,  KC_HOME,
+    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_END,
+    MO(1),   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_PGUP,
+    KC_LSFT, KC_BSLS, 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_PGDN,
+    KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, KC_RGUI, KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT
+  ),
+  [1] = LAYOUT_divided_fnrow( /* Fn */
+    RESET,       _______, _______, _______, _______,      _______, _______, _______, _______,      _______, _______, _______, _______,     _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    KC_CAPS, RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, BL_TOGG, BL_STEP, _______, _______,          _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,          _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
+    _______, _______, _______,                            _______,                            _______, _______, _______, _______, _______, _______
+  )
+};
diff --git a/keyboards/quad_h/lb75/keymaps/divided_fnrow/readme.md b/keyboards/quad_h/lb75/keymaps/divided_fnrow/readme.md
new file mode 100644
index 0000000000..0a2f0b5de8
--- /dev/null
+++ b/keyboards/quad_h/lb75/keymaps/divided_fnrow/readme.md
@@ -0,0 +1,3 @@
+# The divided fnrow keymap for LB75
+
+Blockered upper row
\ No newline at end of file
diff --git a/keyboards/quad_h/lb75/keymaps/via/keymap.c b/keyboards/quad_h/lb75/keymaps/via/keymap.c
new file mode 100644
index 0000000000..9df605dbb6
--- /dev/null
+++ b/keyboards/quad_h/lb75/keymaps/via/keymap.c
@@ -0,0 +1,51 @@
+/* Copyright 2019 Ryota Goto
+ *
+ * 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 QMK_KEYBOARD_H
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+  [0] = LAYOUT_continuous_fnrow( /* Base */
+    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, 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_DEL,  KC_HOME,
+    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_END,
+    MO(1),   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_PGUP,
+    KC_LSFT, KC_BSLS, 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_PGDN,
+    KC_LCTL, KC_LGUI, KC_LALT,                            KC_SPC,                             KC_RALT, KC_RGUI, KC_RCTL, KC_LEFT, KC_DOWN, KC_RGHT
+  ),
+  [1] = LAYOUT_continuous_fnrow( /* Fn */
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    KC_CAPS, RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, RGB_VAI, RGB_VAD, BL_TOGG, BL_STEP, _______, _______,          _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,          _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
+    _______, _______, _______,                            _______,                            _______, _______, _______, _______, _______, _______
+  ),
+  [2] = LAYOUT_continuous_fnrow(
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,          _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
+    _______, _______, _______,                            _______,                            _______, _______, _______, _______, _______, _______
+  ),
+  [3] = LAYOUT_continuous_fnrow(
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______,          _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______,          _______, _______,
+    _______, _______, _______,                            _______,                            _______, _______, _______, _______, _______, _______
+  )
+};
diff --git a/keyboards/quad_h/lb75/keymaps/via/readme.md b/keyboards/quad_h/lb75/keymaps/via/readme.md
new file mode 100644
index 0000000000..943c015c18
--- /dev/null
+++ b/keyboards/quad_h/lb75/keymaps/via/readme.md
@@ -0,0 +1,3 @@
+# The via keymap for LB75
+
+For use with VIA configurator
\ No newline at end of file
diff --git a/keyboards/quad_h/lb75/keymaps/via/rules.mk b/keyboards/quad_h/lb75/keymaps/via/rules.mk
new file mode 100644
index 0000000000..036bd6d1c3
--- /dev/null
+++ b/keyboards/quad_h/lb75/keymaps/via/rules.mk
@@ -0,0 +1 @@
+VIA_ENABLE = yes
\ No newline at end of file
diff --git a/keyboards/quad_h/lb75/lb75.c b/keyboards/quad_h/lb75/lb75.c
new file mode 100644
index 0000000000..a18f45adb8
--- /dev/null
+++ b/keyboards/quad_h/lb75/lb75.c
@@ -0,0 +1,39 @@
+/* Copyright 2019 Ryota Goto
+ *
+ * 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 "lb75.h"
+
+
+void matrix_init_kb(void) {
+  // put your keyboard start-up code here
+  // runs once when the firmware starts up
+
+  setPinOutput(B1);
+  setPinOutput(B2);
+  
+  matrix_init_user();
+}
+
+bool led_update_kb(led_t led_state) {
+    bool res = led_update_user(led_state);
+
+    if(res) {
+        writePin(B1, !led_state.caps_lock);
+        writePin(B2, !led_state.scroll_lock);
+    }
+    
+    return res;
+}
+
diff --git a/keyboards/quad_h/lb75/lb75.h b/keyboards/quad_h/lb75/lb75.h
new file mode 100644
index 0000000000..697a5fbb21
--- /dev/null
+++ b/keyboards/quad_h/lb75/lb75.h
@@ -0,0 +1,73 @@
+/* Copyright 2019 Ryota Goto
+ *
+ * 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 "quantum.h"
+
+/* This a shortcut to help you visually see your layout.
+ *
+ * The first section contains all of the arguments representing the physical
+ * layout of the board and position of the keys.
+ *
+ * The second converts the arguments into a two-dimensional array which
+ * represents the switch matrix.
+ */
+#define LAYOUT_continuous_fnrow( \
+    K000, K010, K001, K011, K002, K012, K003, K013, K004, K014, K005, K015, K006, K016, K007, K017, \
+    K020, K030, K021, K031, K022, K032, K023, K033, K024, K034, K025, K035, K026, K036, K027, K037, \
+    K040, K050, K041, K051, K042, K052, K043, K053, K044, K054, K045, K055, K046,       K047, K057, \
+    K060, K070, K061, K071, K062, K072, K063, K073, K064, K074, K065, K075,       K076,       K077, \
+    K080, K090, K081, K091, K082, K092, K083, K093, K084, K094, K085, K095, K086,       K087, K097, \
+    K100, K110, K101,                   K103,                   K105, K115, K106, K116, K107, K117  \
+) \
+{ \
+    { K000,  K001,  K002,  K003,  K004,  K005,  K006,  K007  },  \
+    { K010,  K011,  K012,  K013,  K014,  K015,  K016,  K017  },  \
+    { K020,  K021,  K022,  K023,  K024,  K025,  K026,  K027  },  \
+    { K030,  K031,  K032,  K033,  K034,  K035,  K036,  K037  },  \
+    { K040,  K041,  K042,  K043,  K044,  K045,  K046,  K047  },  \
+    { K050,  K051,  K052,  K053,  K054,  K055,  KC_NO, K057  },  \
+    { K060,  K061,  K062,  K063,  K064,  K065,  KC_NO, KC_NO },  \
+    { K070,  K071,  K072,  K073,  K074,  K075,  K076,  K077  },  \
+    { K080,  K081,  K082,  K083,  K084,  K085,  K086,  K087  },  \
+    { K090,  K091,  K092,  K093,  K094,  K095,  KC_NO, K097  },  \
+    { K100,  K101,  KC_NO, K103,  KC_NO, K105,  K106,  K107  },  \
+    { K110,  KC_NO, KC_NO, KC_NO, KC_NO, K115,  K116,  K117  }   \
+}
+
+#define LAYOUT_divided_fnrow( \
+    K000,    K010, K001, K011, K002,    K003, K013, K004, K014,    K005, K015, K006, K016,    K017, \
+    K020, K030, K021, K031, K022, K032, K023, K033, K024, K034, K025, K035, K026, K036, K027, K037, \
+    K040, K050, K041, K051, K042, K052, K043, K053, K044, K054, K045, K055, K046,       K047, K057, \
+    K060, K070, K061, K071, K062, K072, K063, K073, K064, K074, K065, K075,       K076,       K077, \
+    K080, K090, K081, K091, K082, K092, K083, K093, K084, K094, K085, K095, K086,       K087, K097, \
+    K100, K110, K101,                   K103,                   K105, K115, K106, K116, K107, K117  \
+) \
+{ \
+    { K000,  K001,  K002,  K003,  K004,  K005,  K006,  KC_NO },  \
+    { K010,  K011,  KC_NO, K013,  K014,  K015,  K016,  K017  },  \
+    { K020,  K021,  K022,  K023,  K024,  K025,  K026,  K027  },  \
+    { K030,  K031,  K032,  K033,  K034,  K035,  K036,  K037  },  \
+    { K040,  K041,  K042,  K043,  K044,  K045,  K046,  K047  },  \
+    { K050,  K051,  K052,  K053,  K054,  K055,  KC_NO, K057  },  \
+    { K060,  K061,  K062,  K063,  K064,  K065,  KC_NO, KC_NO },  \
+    { K070,  K071,  K072,  K073,  K074,  K075,  K076,  K077  },  \
+    { K080,  K081,  K082,  K083,  K084,  K085,  K086,  K087  },  \
+    { K090,  K091,  K092,  K093,  K094,  K095,  KC_NO, K097  },  \
+    { K100,  K101,  KC_NO, K103,  KC_NO, K105,  K106,  K107  },  \
+    { K110,  KC_NO, KC_NO, KC_NO, KC_NO, K115,  K116,  K117  }   \
+}
+
diff --git a/keyboards/quad_h/lb75/readme.md b/keyboards/quad_h/lb75/readme.md
new file mode 100644
index 0000000000..7f44499f64
--- /dev/null
+++ b/keyboards/quad_h/lb75/readme.md
@@ -0,0 +1,15 @@
+# LB75
+
+![LB75](https://i.imgur.com/UNhskvMl.jpg)
+
+LB75 PCB for QUAD-H
+
+* Keyboard Maintainer: [ai03](https://github.com/ai03-2725)
+* Hardware Supported: The LB75 PCB
+* Hardware Availability: Private
+
+Make example for this keyboard (after setting up your build environment):
+
+    make quad_h/lb75: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/quad_h/lb75/rules.mk b/keyboards/quad_h/lb75/rules.mk
new file mode 100644
index 0000000000..37a5d441a5
--- /dev/null
+++ b/keyboards/quad_h/lb75/rules.mk
@@ -0,0 +1,33 @@
+# MCU name
+MCU = atmega32u4
+
+# Bootloader selection
+#   Teensy       halfkay
+#   Pro Micro    caterina
+#   Atmel DFU    atmel-dfu
+#   LUFA DFU     lufa-dfu
+#   QMK DFU      qmk-dfu
+#   ATmega32A    bootloadHID
+#   ATmega328P   USBasp
+BOOTLOADER = atmel-dfu
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = lite     # 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 = yes        # Commands for debug and configuration
+# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
+SLEEP_LED_ENABLE = no       # Breathing sleep LED during USB suspend
+# if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
+NKRO_ENABLE = yes           # USB Nkey Rollover
+BACKLIGHT_ENABLE = yes      # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = yes       # Enable keyboard RGB underglow
+MIDI_ENABLE = no            # MIDI support
+BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
+AUDIO_ENABLE = no           # Audio output on port C6
+FAUXCLICKY_ENABLE = no      # Use buzzer to emulate clicky switches
+HD44780_ENABLE = no         # Enable support for HD44780 based LCDs
+