[Keyboard] Barleycorn (#10118)

* Initial commit

* Barleycorn rename

* Update readme.md

* PR checklist fixes

* Update info.json

* Update keyboards/barleycorn/rules.mk

* Update keyboards/barleycorn/config.h

* Update keyboards/barleycorn/rules.mk

* Update keyboards/barleycorn/config.h

* Update keyboards/barleycorn/info.json

* Update keyboards/barleycorn/info.json

* Update keyboards/barleycorn/readme.md

* Update keyboards/barleycorn/rules.mk

* Update keyboards/barleycorn/rules.mk

* PR review

* Update keyboards/barleycorn/readme.md

* Update keyboards/barleycorn/rules.mk

* Update keyboards/barleycorn/keymaps/default/readme.md

* Update keyboards/barleycorn/keymaps/iso/readme.md

* Update keyboards/barleycorn/rules.mk

* Update keyboards/barleycorn/readme.md

* Update keyboards/barleycorn/rules.mk

* Update keyboards/barleycorn/matrix.c

* Update keyboards/barleycorn/barleycorn.c

* added ansi/iso keymaps!

* Update keyboards/barleycorn/info.json

14 files changed, 819 insertions, 0 deletions

diff --git a/keyboards/barleycorn/barleycorn.c b/keyboards/barleycorn/barleycorn.c
new file mode 100644
index 0000000000..4d555de195
--- /dev/null
+++ b/keyboards/barleycorn/barleycorn.c
@@ -0,0 +1,37 @@
+/* Copyright 2020 Yiancar
+ *
+ * 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 "barleycorn.h"
+
+void keyboard_pre_init_kb(void) {
+    // Set our LED pins as output
+    setPinOutput(B5);
+    setPinOutput(C0);
+    keyboard_pre_init_user();
+}
+
+bool led_update_kb(led_t led_state) {
+    bool res = led_update_user(led_state);
+    if(res) {
+        // writePin sets the pin high for 1 and low for 0.
+        // In this example the pins are inverted, setting
+        // it low/0 turns it on, and high/1 turns the LED off.
+        // This behavior depends on whether the LED is between the pin
+        // and VCC or the pin and GND.
+        writePin(B5, led_state.caps_lock);
+        writePin(C0, led_state.num_lock);
+    }
+    return res;
+}
diff --git a/keyboards/barleycorn/barleycorn.h b/keyboards/barleycorn/barleycorn.h
new file mode 100644
index 0000000000..0b266feaed
--- /dev/null
+++ b/keyboards/barleycorn/barleycorn.h
@@ -0,0 +1,63 @@
+/* Copyright 2020 Yiancar
+ *
+ * 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
+
+#define XXX KC_NO
+
+#include "quantum.h"
+
+#define LAYOUT_all( \
+    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K1D,                K0E, K0F, K0G, K0H, \
+    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K2C,                     K1E, K1F, K1G, K1H, \
+    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B,      K2D,                     K2E, K2F, K2G, K2H, \
+    K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B,    K3C,             K3D,      K3E, K3F, K3G, K3H, \
+    K40, K41, K42,                K46,                          K4A, K4B,      K4C, K4D, K4E,      K4F, K4G, K4H  \
+) { \
+    { K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F, K0G, K0H }, \
+    { K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K1E, K1F, K1G, K1H }, \
+    { K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, K2E, K2F, K2G, K2H }, \
+    { K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, K3D, K3E, K3F, K3G, K3H }, \
+    { K40, K41, K42, XXX, XXX, XXX, K46, XXX, XXX, XXX, K4A, K4B, K4C, K4D, K4E, K4F, K4G, K4H }  \
+}
+
+#define LAYOUT_ansi( \
+    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K1D,                K0E, K0F, K0G, K0H, \
+    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K2C,                     K1E, K1F, K1G, K1H, \
+    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B,      K2D,                     K2E, K2F, K2G, K2H, \
+    K30,      K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B,    K3C,             K3D,      K3E, K3F, K3G, K3H, \
+    K40, K41, K42,                K46,                          K4A, K4B,      K4C, K4D, K4E,      K4F, K4G, K4H  \
+) { \
+    { K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F, K0G, K0H }, \
+    { K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K1E, K1F, K1G, K1H }, \
+    { K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, K2E, K2F, K2G, K2H }, \
+    { K30, XXX, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, K3D, K3E, K3F, K3G, K3H }, \
+    { K40, K41, K42, XXX, XXX, XXX, K46, XXX, XXX, XXX, K4A, K4B, K4C, K4D, K4E, K4F, K4G, K4H }  \
+}
+
+#define LAYOUT_iso( \
+    K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K1D,                K0E, K0F, K0G, K0H, \
+    K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C,                          K1E, K1F, K1G, K1H, \
+    K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D,                     K2E, K2F, K2G, K2H, \
+    K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B,    K3C,             K3D,      K3E, K3F, K3G, K3H, \
+    K40, K41, K42,                K46,                          K4A, K4B,      K4C, K4D, K4E,      K4F, K4G, K4H  \
+) { \
+    { K00, K01, K02, K03, K04, K05, K06, K07, K08, K09, K0A, K0B, K0C, K0D, K0E, K0F, K0G, K0H }, \
+    { K10, K11, K12, K13, K14, K15, K16, K17, K18, K19, K1A, K1B, K1C, K1D, K1E, K1F, K1G, K1H }, \
+    { K20, K21, K22, K23, K24, K25, K26, K27, K28, K29, K2A, K2B, K2C, K2D, K2E, K2F, K2G, K2H }, \
+    { K30, K31, K32, K33, K34, K35, K36, K37, K38, K39, K3A, K3B, K3C, K3D, K3E, K3F, K3G, K3H }, \
+    { K40, K41, K42, XXX, XXX, XXX, K46, XXX, XXX, XXX, K4A, K4B, K4C, K4D, K4E, K4F, K4G, K4H }  \
+}
diff --git a/keyboards/barleycorn/config.h b/keyboards/barleycorn/config.h
new file mode 100644
index 0000000000..77714a87fc
--- /dev/null
+++ b/keyboards/barleycorn/config.h
@@ -0,0 +1,103 @@
+/*
+Copyright 2020 Yiancar
+
+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"
+
+#define VENDOR_ID       0x8968
+#define PRODUCT_ID      0x4749
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    Yiancar-Designs
+#define PRODUCT         Barleycorn
+
+/* key matrix size */
+#define MATRIX_ROWS 5
+#define MATRIX_COLS 18
+
+/*
+ * 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)
+ *
+ */
+
+/* A Custom matrix.c is used to poll the port expander C6 shows that the pins are hardwired there */
+#define MATRIX_ROW_PINS { B4, B3, B2, B1, C1 }
+#define MATRIX_COL_PINS { B0, D7, D6, D4, D1, D0, C3, C2, D5, D5, D5, D5, D5, D5, D5, D5, D5, D5 }
+#define UNUSED_PINS
+#define PORT_EXPANDER_ADDRESS 0x20
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+#define USB_MAX_POWER_CONSUMPTION 100
+
+
+/* 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
+
+
+/*
+ * 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
diff --git a/keyboards/barleycorn/info.json b/keyboards/barleycorn/info.json
new file mode 100644
index 0000000000..4334f383f0
--- /dev/null
+++ b/keyboards/barleycorn/info.json
@@ -0,0 +1,283 @@
+{
+    "keyboard_name": "Barleycorn",
+    "maintainer": "Yiancar",
+    "width": 19.5,
+    "height": 5,
+    "layouts": {
+      "LAYOUT_all": {
+        "layout": [
+          {"label":"0,0", "x":0, "y":0},
+          {"label":"0,1", "x":1, "y":0},
+          {"label":"0,2", "x":2, "y":0},
+          {"label":"0,3", "x":3, "y":0},
+          {"label":"0,4", "x":4, "y":0},
+          {"label":"0,5", "x":5, "y":0},
+          {"label":"0,6", "x":6, "y":0},
+          {"label":"0,7", "x":7, "y":0},
+          {"label":"0,8", "x":8, "y":0},
+          {"label":"0,9", "x":9, "y":0},
+          {"label":"0,10", "x":10, "y":0},
+          {"label":"0,11", "x":11, "y":0},
+          {"label":"0,12", "x":12, "y":0},
+          {"label":"0,13", "x":13, "y":0},
+          {"label":"1,13", "x":14, "y":0},
+          {"label":"0,14", "x":15.5, "y":0},
+          {"label":"0,15", "x":16.5, "y":0},
+          {"label":"0,16", "x":17.5, "y":0},
+          {"label":"0,17", "x":18.5, "y":0},
+
+          {"label":"1,0", "x":0, "y":1, "w":1.5},
+          {"label":"1,1", "x":1.5, "y":1},
+          {"label":"1,2", "x":2.5, "y":1},
+          {"label":"1,3", "x":3.5, "y":1},
+          {"label":"1,4", "x":4.5, "y":1},
+          {"label":"1,5", "x":5.5, "y":1},
+          {"label":"1,6", "x":6.5, "y":1},
+          {"label":"1,7", "x":7.5, "y":1},
+          {"label":"1,8", "x":8.5, "y":1},
+          {"label":"1,9", "x":9.5, "y":1},
+          {"label":"1,10", "x":10.5, "y":1},
+          {"label":"1,11", "x":11.5, "y":1},
+          {"label":"1,12", "x":12.5, "y":1},
+          {"label":"2,12", "x":13.5, "y":1, "w":1.5},
+          {"label":"1,14", "x":15.5, "y":1},
+          {"label":"1,15", "x":16.5, "y":1},
+          {"label":"1,16", "x":17.5, "y":1},
+          {"label":"1,17", "x":18.5, "y":1},
+
+          {"label":"2,0", "x":0, "y":2, "w":1.75},
+          {"label":"2,1", "x":1.75, "y":2},
+          {"label":"2,2", "x":2.75, "y":2},
+          {"label":"2,3", "x":3.75, "y":2},
+          {"label":"2,4", "x":4.75, "y":2},
+          {"label":"2,5", "x":5.75, "y":2},
+          {"label":"2,6", "x":6.75, "y":2},
+          {"label":"2,7", "x":7.75, "y":2},
+          {"label":"2,8", "x":8.75, "y":2},
+          {"label":"2,9", "x":9.75, "y":2},
+          {"label":"2,10", "x":10.75, "y":2},
+          {"label":"2,11", "x":11.75, "y":2},
+          {"label":"2,13", "x":12.75, "y":2, "w":2.25},
+          {"label":"2,14", "x":15.5, "y":2},
+          {"label":"2,15", "x":16.5, "y":2},
+          {"label":"2,16", "x":17.5, "y":2},
+          {"label":"2,17", "x":18.5, "y":2},
+
+          {"label":"3,0", "x":0, "y":3, "w":1.25},
+          {"label":"3,1", "x":1.25, "y":3},
+          {"label":"3,2", "x":2.25, "y":3},
+          {"label":"3,3", "x":3.25, "y":3},
+          {"label":"3,4", "x":4.25, "y":3},
+          {"label":"3,5", "x":5.25, "y":3},
+          {"label":"3,6", "x":6.25, "y":3},
+          {"label":"3,7", "x":7.25, "y":3},
+          {"label":"3,8", "x":8.25, "y":3},
+          {"label":"3,9", "x":9.25, "y":3},
+          {"label":"3,10", "x":10.25, "y":3},
+          {"label":"3,11", "x":11.25, "y":3},
+          {"label":"3,12", "x":12.25, "y":3, "w":1.75},
+          {"label":"3,13", "x":14.25, "y":3.25},
+          {"label":"3,14", "x":15.5, "y":3},
+          {"label":"3,15", "x":16.5, "y":3},
+          {"label":"3,16", "x":17.5, "y":3},
+          {"label":"3,17", "x":18.5, "y":3},
+
+          {"label":"4,0", "x":0, "y":4, "w":1.25},
+          {"label":"4,1", "x":1.25, "y":4, "w":1.25},
+          {"label":"4,2", "x":2.5, "y":4, "w":1.25},
+          {"label":"4,6", "x":3.75, "y":4, "w":6.25},
+          {"label":"4,10", "x":10, "y":4, "w":1.5},
+          {"label":"4,11", "x":11.5, "y":4, "w":1.5},
+          {"label":"4,12", "x":13.25, "y":4.25},
+          {"label":"4,13", "x":14.25, "y":4.25},
+          {"label":"4,14", "x":15.25, "y":4.25},
+          {"label":"4,15", "x":16.5, "y":4},
+          {"label":"4,16", "x":17.5, "y":4},
+          {"label":"4,17", "x":18.5, "y":4}
+        ]
+      },
+      "LAYOUT_ansi": {
+        "layout": [
+          {"label":"0,0", "x":0, "y":0},
+          {"label":"0,1", "x":1, "y":0},
+          {"label":"0,2", "x":2, "y":0},
+          {"label":"0,3", "x":3, "y":0},
+          {"label":"0,4", "x":4, "y":0},
+          {"label":"0,5", "x":5, "y":0},
+          {"label":"0,6", "x":6, "y":0},
+          {"label":"0,7", "x":7, "y":0},
+          {"label":"0,8", "x":8, "y":0},
+          {"label":"0,9", "x":9, "y":0},
+          {"label":"0,10", "x":10, "y":0},
+          {"label":"0,11", "x":11, "y":0},
+          {"label":"0,12", "x":12, "y":0},
+          {"label":"0,13", "x":13, "y":0},
+          {"label":"1,13", "x":14, "y":0},
+          {"label":"0,14", "x":15.5, "y":0},
+          {"label":"0,15", "x":16.5, "y":0},
+          {"label":"0,16", "x":17.5, "y":0},
+          {"label":"0,17", "x":18.5, "y":0},
+
+          {"label":"1,0", "x":0, "y":1, "w":1.5},
+          {"label":"1,1", "x":1.5, "y":1},
+          {"label":"1,2", "x":2.5, "y":1},
+          {"label":"1,3", "x":3.5, "y":1},
+          {"label":"1,4", "x":4.5, "y":1},
+          {"label":"1,5", "x":5.5, "y":1},
+          {"label":"1,6", "x":6.5, "y":1},
+          {"label":"1,7", "x":7.5, "y":1},
+          {"label":"1,8", "x":8.5, "y":1},
+          {"label":"1,9", "x":9.5, "y":1},
+          {"label":"1,10", "x":10.5, "y":1},
+          {"label":"1,11", "x":11.5, "y":1},
+          {"label":"1,12", "x":12.5, "y":1},
+          {"label":"2,12", "x":13.5, "y":1, "w":1.5},
+          {"label":"1,14", "x":15.5, "y":1},
+          {"label":"1,15", "x":16.5, "y":1},
+          {"label":"1,16", "x":17.5, "y":1},
+          {"label":"1,17", "x":18.5, "y":1},
+
+          {"label":"2,0", "x":0, "y":2, "w":1.75},
+          {"label":"2,1", "x":1.75, "y":2},
+          {"label":"2,2", "x":2.75, "y":2},
+          {"label":"2,3", "x":3.75, "y":2},
+          {"label":"2,4", "x":4.75, "y":2},
+          {"label":"2,5", "x":5.75, "y":2},
+          {"label":"2,6", "x":6.75, "y":2},
+          {"label":"2,7", "x":7.75, "y":2},
+          {"label":"2,8", "x":8.75, "y":2},
+          {"label":"2,9", "x":9.75, "y":2},
+          {"label":"2,10", "x":10.75, "y":2},
+          {"label":"2,11", "x":11.75, "y":2},
+          {"label":"2,13", "x":12.75, "y":2, "w":2.25},
+          {"label":"2,14", "x":15.5, "y":2},
+          {"label":"2,15", "x":16.5, "y":2},
+          {"label":"2,16", "x":17.5, "y":2},
+          {"label":"2,17", "x":18.5, "y":2},
+
+          {"label":"3,0", "x":0, "y":3, "w":2.25},
+          {"label":"3,2", "x":2.25, "y":3},
+          {"label":"3,3", "x":3.25, "y":3},
+          {"label":"3,4", "x":4.25, "y":3},
+          {"label":"3,5", "x":5.25, "y":3},
+          {"label":"3,6", "x":6.25, "y":3},
+          {"label":"3,7", "x":7.25, "y":3},
+          {"label":"3,8", "x":8.25, "y":3},
+          {"label":"3,9", "x":9.25, "y":3},
+          {"label":"3,10", "x":10.25, "y":3},
+          {"label":"3,11", "x":11.25, "y":3},
+          {"label":"3,12", "x":12.25, "y":3, "w":1.75},
+          {"label":"3,13", "x":14.25, "y":3.25},
+          {"label":"3,14", "x":15.5, "y":3},
+          {"label":"3,15", "x":16.5, "y":3},
+          {"label":"3,16", "x":17.5, "y":3},
+          {"label":"3,17", "x":18.5, "y":3},
+
+          {"label":"4,0", "x":0, "y":4, "w":1.25},
+          {"label":"4,1", "x":1.25, "y":4, "w":1.25},
+          {"label":"4,2", "x":2.5, "y":4, "w":1.25},
+          {"label":"4,6", "x":3.75, "y":4, "w":6.25},
+          {"label":"4,10", "x":10, "y":4, "w":1.5},
+          {"label":"4,11", "x":11.5, "y":4, "w":1.5},
+          {"label":"4,12", "x":13.25, "y":4.25},
+          {"label":"4,13", "x":14.25, "y":4.25},
+          {"label":"4,14", "x":15.25, "y":4.25},
+          {"label":"4,15", "x":16.5, "y":4},
+          {"label":"4,16", "x":17.5, "y":4},
+          {"label":"4,17", "x":18.5, "y":4}
+        ]
+      },
+      "LAYOUT_iso": {
+        "layout": [
+          {"label":"0,0", "x":0, "y":0},
+          {"label":"0,1", "x":1, "y":0},
+          {"label":"0,2", "x":2, "y":0},
+          {"label":"0,3", "x":3, "y":0},
+          {"label":"0,4", "x":4, "y":0},
+          {"label":"0,5", "x":5, "y":0},
+          {"label":"0,6", "x":6, "y":0},
+          {"label":"0,7", "x":7, "y":0},
+          {"label":"0,8", "x":8, "y":0},
+          {"label":"0,9", "x":9, "y":0},
+          {"label":"0,10", "x":10, "y":0},
+          {"label":"0,11", "x":11, "y":0},
+          {"label":"0,12", "x":12, "y":0},
+          {"label":"0,13", "x":13, "y":0},
+          {"label":"1,13", "x":14, "y":0},
+          {"label":"0,14", "x":15.5, "y":0},
+          {"label":"0,15", "x":16.5, "y":0},
+          {"label":"0,16", "x":17.5, "y":0},
+          {"label":"0,17", "x":18.5, "y":0},
+
+          {"label":"1,0", "x":0, "y":1, "w":1.5},
+          {"label":"1,1", "x":1.5, "y":1},
+          {"label":"1,2", "x":2.5, "y":1},
+          {"label":"1,3", "x":3.5, "y":1},
+          {"label":"1,4", "x":4.5, "y":1},
+          {"label":"1,5", "x":5.5, "y":1},
+          {"label":"1,6", "x":6.5, "y":1},
+          {"label":"1,7", "x":7.5, "y":1},
+          {"label":"1,8", "x":8.5, "y":1},
+          {"label":"1,9", "x":9.5, "y":1},
+          {"label":"1,10", "x":10.5, "y":1},
+          {"label":"1,11", "x":11.5, "y":1},
+          {"label":"1,12", "x":12.5, "y":1},
+          {"label":"1,14", "x":15.5, "y":1},
+          {"label":"1,15", "x":16.5, "y":1},
+          {"label":"1,16", "x":17.5, "y":1},
+          {"label":"1,17", "x":18.5, "y":1},
+
+          {"label":"2,0", "x":0, "y":2, "w":1.75},
+          {"label":"2,1", "x":1.75, "y":2},
+          {"label":"2,2", "x":2.75, "y":2},
+          {"label":"2,3", "x":3.75, "y":2},
+          {"label":"2,4", "x":4.75, "y":2},
+          {"label":"2,5", "x":5.75, "y":2},
+          {"label":"2,6", "x":6.75, "y":2},
+          {"label":"2,7", "x":7.75, "y":2},
+          {"label":"2,8", "x":8.75, "y":2},
+          {"label":"2,9", "x":9.75, "y":2},
+          {"label":"2,10", "x":10.75, "y":2},
+          {"label":"2,11", "x":11.75, "y":2},
+          {"label":"2,12", "x":12.75, "y":2},
+          {"label":"2,13", "x":13.75, "y":1, "w":1.25, "h":2},
+          {"label":"2,14", "x":15.5, "y":2},
+          {"label":"2,15", "x":16.5, "y":2},
+          {"label":"2,16", "x":17.5, "y":2},
+          {"label":"2,17", "x":18.5, "y":2},
+
+          {"label":"3,0", "x":0, "y":3, "w":1.25},
+          {"label":"3,1", "x":1.25, "y":3},
+          {"label":"3,2", "x":2.25, "y":3},
+          {"label":"3,3", "x":3.25, "y":3},
+          {"label":"3,4", "x":4.25, "y":3},
+          {"label":"3,5", "x":5.25, "y":3},
+          {"label":"3,6", "x":6.25, "y":3},
+          {"label":"3,7", "x":7.25, "y":3},
+          {"label":"3,8", "x":8.25, "y":3},
+          {"label":"3,9", "x":9.25, "y":3},
+          {"label":"3,10", "x":10.25, "y":3},
+          {"label":"3,11", "x":11.25, "y":3},
+          {"label":"3,12", "x":12.25, "y":3, "w":1.75},
+          {"label":"3,13", "x":14.25, "y":3.25},
+          {"label":"3,14", "x":15.5, "y":3},
+          {"label":"3,15", "x":16.5, "y":3},
+          {"label":"3,16", "x":17.5, "y":3},
+          {"label":"3,17", "x":18.5, "y":3},
+
+          {"label":"4,0", "x":0, "y":4, "w":1.25},
+          {"label":"4,1", "x":1.25, "y":4, "w":1.25},
+          {"label":"4,2", "x":2.5, "y":4, "w":1.25},
+          {"label":"4,6", "x":3.75, "y":4, "w":6.25},
+          {"label":"4,10", "x":10, "y":4, "w":1.5},
+          {"label":"4,11", "x":11.5, "y":4, "w":1.5},
+          {"label":"4,12", "x":13.25, "y":4.25},
+          {"label":"4,13", "x":14.25, "y":4.25},
+          {"label":"4,14", "x":15.25, "y":4.25},
+          {"label":"4,15", "x":16.5, "y":4},
+          {"label":"4,16", "x":17.5, "y":4},
+          {"label":"4,17", "x":18.5, "y":4}
+        ]
+      }
+    }
+  }
diff --git a/keyboards/barleycorn/keymaps/default/keymap.c b/keyboards/barleycorn/keymaps/default/keymap.c
new file mode 100644
index 0000000000..230b78e991
--- /dev/null
+++ b/keyboards/barleycorn/keymaps/default/keymap.c
@@ -0,0 +1,34 @@
+/* Copyright 2020 Yiancar
+ *
+ * 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
+
+//This is the ANSI version of the PCB
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+[0] = LAYOUT_ansi( /* Base */
+    KC_GESC,  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_NLCK, KC_PSLS, KC_PAST, KC_PMNS,
+    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_P7,   KC_P8,   KC_P9,   KC_PEQL,
+    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_P4,   KC_P5,   KC_P6,   KC_PPLS,
+    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_P1,   KC_P2,   KC_P3,   KC_BSPC,
+    KC_LCTL,  KC_LGUI,  KC_LALT,                       KC_SPC,                                              KC_RALT, MO(1),           KC_LEFT, KC_DOWN, KC_RGHT,          KC_P0,   KC_PDOT, KC_PENT),
+
+[1] = LAYOUT_ansi( /* FN */
+    KC_GRV,   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_TRNS, KC_TRNS,                           KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_UP,    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  RESET,    KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_LEFT,  KC_DOWN,  KC_RGHT,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,            KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,            KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,       KC_TRNS,                       KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_VOLU,  KC_VOLD,  KC_MUTE,                                KC_TRNS,                                                    KC_TRNS,  KC_TRNS,         KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
+};
diff --git a/keyboards/barleycorn/keymaps/default/readme.md b/keyboards/barleycorn/keymaps/default/readme.md
new file mode 100644
index 0000000000..04903f8cc9
--- /dev/null
+++ b/keyboards/barleycorn/keymaps/default/readme.md
@@ -0,0 +1,11 @@
+# The default keymap for Barleycorn
+
+![Layer 0](https://i.imgur.com/cU9lzz3.png)
+
+![Layer 1](https://i.imgur.com/0G3e1K3.png)
+
+Default layer is normal ANSI and Fn layer is used for Volume control and arrow cluster.
+
+Alternative ANSI layouts:
+
+![Alt Keymap](https://i.imgur.com/6uAx8jZ.png)
diff --git a/keyboards/barleycorn/keymaps/iso/keymap.c b/keyboards/barleycorn/keymaps/iso/keymap.c
new file mode 100644
index 0000000000..7fd4d06969
--- /dev/null
+++ b/keyboards/barleycorn/keymaps/iso/keymap.c
@@ -0,0 +1,35 @@
+/* Copyright 2020 Yiancar
+ *
+ * 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
+
+//This is the ISO version of the PCB
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+[0] = LAYOUT_iso( /* Base */
+    KC_GESC,  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_NLCK, KC_PSLS, KC_PAST, KC_PMNS,
+    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_P7,   KC_P8,   KC_P9,   KC_PEQL,
+    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_NUHS, KC_ENT,                                     KC_P4,   KC_P5,   KC_P6,   KC_PPLS,
+    KC_LSFT,  KC_NUBS,  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_P1,   KC_P2,   KC_P3,   KC_BSPC,
+    KC_LCTL,  KC_LGUI,  KC_LALT,                       KC_SPC,                                              KC_RALT, MO(1),           KC_LEFT, KC_DOWN, KC_RGHT,          KC_P0,   KC_PDOT, KC_PENT),
+
+[1] = LAYOUT_iso( /* FN */
+    KC_GRV,   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_TRNS, KC_TRNS,                           KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_UP,    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  RESET,                                                KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_LEFT,  KC_DOWN,  KC_RGHT,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,       KC_TRNS,                       KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_VOLU,  KC_VOLD,  KC_MUTE,                                KC_TRNS,                                                    KC_TRNS,  KC_TRNS,         KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
+};
+
diff --git a/keyboards/barleycorn/keymaps/iso/readme.md b/keyboards/barleycorn/keymaps/iso/readme.md
new file mode 100644
index 0000000000..492abfcecc
--- /dev/null
+++ b/keyboards/barleycorn/keymaps/iso/readme.md
@@ -0,0 +1,11 @@
+# The default keymap for ISO Barleycorn
+
+![Layer 0](https://i.imgur.com/llZlVHt.png)
+
+![Layer 1](https://i.imgur.com/hrYtMQk.png)
+
+Default layer is normal ISO and Fn layer is used for Volume control and arrow cluster
+
+Alternative ISO layouts:
+
+![Alt Keymap](https://i.imgur.com/2cL0IGQ.png)
diff --git a/keyboards/barleycorn/keymaps/via/keymap.c b/keyboards/barleycorn/keymaps/via/keymap.c
new file mode 100644
index 0000000000..90ce60d1ea
--- /dev/null
+++ b/keyboards/barleycorn/keymaps/via/keymap.c
@@ -0,0 +1,48 @@
+/* Copyright 2020 Yiancar
+ *
+ * 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
+
+// This keymaps is used for VIA, it reflects the default keymap.
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+[0] = LAYOUT_all( /* Base */
+    KC_GESC,  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_NLCK, KC_PSLS, KC_PAST, KC_PMNS,
+    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_P7,   KC_P8,   KC_P9,   KC_PEQL,
+    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_P4,   KC_P5,   KC_P6,   KC_PPLS,
+    KC_LSFT,  KC_NUBS,  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_P1,   KC_P2,   KC_P3,   KC_BSPC,
+    KC_LCTL,  KC_LGUI,  KC_LALT,                       KC_SPC,                                              KC_RALT, MO(1),           KC_LEFT, KC_DOWN, KC_RGHT,          KC_P0,   KC_PDOT, KC_PENT),
+
+[1] = LAYOUT_all( /* FN */
+    KC_GRV,   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_TRNS, KC_TRNS,                           KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_UP,    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  RESET,    KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_LEFT,  KC_DOWN,  KC_RGHT,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,            KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,       KC_TRNS,                       KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_VOLU,  KC_VOLD,  KC_MUTE,                                KC_TRNS,                                                    KC_TRNS,  KC_TRNS,         KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
+
+[2] = LAYOUT_all( /* Empty for dynamic keymaps */
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS, KC_TRNS,                           KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,            KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,       KC_TRNS,                       KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,                                KC_TRNS,                                                    KC_TRNS,  KC_TRNS,         KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
+
+[3] = LAYOUT_all( /* Empty for dynamic keymaps */
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS, KC_TRNS,                           KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,            KC_TRNS,                                    KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,  KC_TRNS,       KC_TRNS,                       KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS, KC_TRNS,
+    KC_TRNS,  KC_TRNS,  KC_TRNS,                                KC_TRNS,                                                    KC_TRNS,  KC_TRNS,         KC_TRNS, KC_TRNS, KC_TRNS,          KC_TRNS, KC_TRNS, KC_TRNS),
+};
diff --git a/keyboards/barleycorn/keymaps/via/readme.md b/keyboards/barleycorn/keymaps/via/readme.md
new file mode 100644
index 0000000000..a49e2c0568
--- /dev/null
+++ b/keyboards/barleycorn/keymaps/via/readme.md
@@ -0,0 +1,3 @@
+# Compile with this keymap to use VIA
+
+Sadly right now when using VIA, extrakeys is disabled. This means volume control will not work.
diff --git a/keyboards/barleycorn/keymaps/via/rules.mk b/keyboards/barleycorn/keymaps/via/rules.mk
new file mode 100644
index 0000000000..930e3552ad
--- /dev/null
+++ b/keyboards/barleycorn/keymaps/via/rules.mk
@@ -0,0 +1,3 @@
+VIA_ENABLE = yes
+MOUSEKEY_ENABLE = no
+EXTRAKEY_ENABLE = no
diff --git a/keyboards/barleycorn/matrix.c b/keyboards/barleycorn/matrix.c
new file mode 100644
index 0000000000..99366d6098
--- /dev/null
+++ b/keyboards/barleycorn/matrix.c
@@ -0,0 +1,138 @@
+/*
+Copyright 2012-2020 Jun Wako, Jack Humbert, Yiancar
+
+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 <stdint.h>
+#include <stdbool.h>
+#include "wait.h"
+#include "quantum.h"
+#include "i2c_master.h"
+
+static const pin_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
+static const pin_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
+
+static void unselect_rows(void) {
+    for(uint8_t x = 0; x < MATRIX_ROWS; x++) {
+        setPinInputHigh(row_pins[x]);
+    }
+}
+
+static void select_row(uint8_t row) {
+    setPinOutput(row_pins[row]);
+    writePinLow(row_pins[row]);
+}
+
+static void unselect_row(uint8_t row) {
+    setPinInputHigh(row_pins[row]);
+}
+
+static void init_pins(void) {
+    unselect_rows();
+    // Set I/O
+    uint8_t send_data[2] = { 0xFF, 0x03};
+    i2c_writeReg((PORT_EXPANDER_ADDRESS << 1), 0x00, &send_data[0], 2, 20);
+    // Set Pull-up
+    i2c_writeReg((PORT_EXPANDER_ADDRESS << 1), 0x0C, &send_data[0], 2, 20);
+
+    for (uint8_t x = 0; x < MATRIX_COLS; x++) {
+        if ( x < 8 ) {
+            setPinInputHigh(col_pins[x]);
+        }
+    }
+}
+
+void matrix_init_custom(void) {
+    // TODO: initialize hardware here
+    // Initialize I2C
+    i2c_init();
+
+    // initialize key pins
+    init_pins();
+    wait_ms(50);
+}
+
+static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row) {
+    // Store last value of row prior to reading
+    matrix_row_t last_row_value = current_matrix[current_row];
+
+    // Clear data in matrix row
+    current_matrix[current_row] = 0;
+
+    // Select row and wait for row selecton to stabilize
+    select_row(current_row);
+    matrix_io_delay();
+
+    uint8_t port_expander_col_buffer[2];
+    i2c_readReg((PORT_EXPANDER_ADDRESS << 1), 0x12, &port_expander_col_buffer[0], 2, 20);
+
+    // For each col...
+    for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) {
+        uint8_t pin_state;
+        // Select the col pin to read (active low)
+        switch (col_index) {
+            case 8 :
+                pin_state = port_expander_col_buffer[0] & (1 << 0);
+                break;
+            case 9 :
+                pin_state = port_expander_col_buffer[0] & (1 << 1);
+                break;
+            case 10 :
+                pin_state = port_expander_col_buffer[0] & (1 << 2);
+                break;
+            case 11 :
+                pin_state = port_expander_col_buffer[0] & (1 << 3);
+                break;
+            case 12 :
+                pin_state = port_expander_col_buffer[0] & (1 << 4);
+                break;
+            case 13 :
+                pin_state = port_expander_col_buffer[0] & (1 << 5);
+                break;
+            case 14 :
+                pin_state = port_expander_col_buffer[0] & (1 << 6);
+                break;
+            case 15 :
+                pin_state = port_expander_col_buffer[0] & (1 << 7);
+                break;
+            case 16 :
+                pin_state = port_expander_col_buffer[1] & (1 << 0);
+                break;
+            case 17 :
+                pin_state = port_expander_col_buffer[1] & (1 << 1);
+                break;
+            default :
+                pin_state = readPin(col_pins[col_index]);
+        }
+
+        // Populate the matrix row with the state of the col pin
+        current_matrix[current_row] |=  pin_state ? 0 : (MATRIX_ROW_SHIFTER << col_index);
+    }
+
+    // Unselect row
+    unselect_row(current_row);
+
+    return (last_row_value != current_matrix[current_row]);
+}
+
+bool matrix_scan_custom(matrix_row_t current_matrix[]) {
+    bool matrix_has_changed = false;
+
+    // Set row, read cols
+    for (uint8_t current_row = 0; current_row < MATRIX_ROWS; current_row++) {
+        matrix_has_changed |= read_cols_on_row(current_matrix, current_row);
+    }
+
+    return matrix_has_changed;
+}
diff --git a/keyboards/barleycorn/readme.md b/keyboards/barleycorn/readme.md
new file mode 100644
index 0000000000..775d259681
--- /dev/null
+++ b/keyboards/barleycorn/readme.md
@@ -0,0 +1,23 @@
+# Barleycorn
+
+![Barleycorn](https://i.imgur.com/vi3L1HYl.png)
+
+An f-row less compact 1800 kit with only through hole components.
+
+* Keyboard Maintainer: [Yiancar](http://yiancar-designs.com/) and on [GitHub](https://github.com/yiancar)
+* Hardware Supported: ATMEGA328p with vusb [PCB](https://github.com/yiancar/gingham_pcb)
+* Hardware Availability: https://mykeyboard.eu/, https://novelkeys.xyz
+
+Make example for this keyboard (after setting up your build environment):
+
+    make barleycorn:default
+
+Flashing example for this keyboard:
+
+    make barleycorn:default:flash
+
+Bootloader:
+use usbasploader from HSGW's repository.
+https://github.com/hsgw/USBaspLoader/tree/plaid
+
+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/barleycorn/rules.mk b/keyboards/barleycorn/rules.mk
new file mode 100644
index 0000000000..be005ab297
--- /dev/null
+++ b/keyboards/barleycorn/rules.mk
@@ -0,0 +1,27 @@
+# MCU name
+MCU = atmega328p
+
+# Bootloader selection
+BOOTLOADER = USBasp
+
+# 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 = no         # 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 = no            # USB Nkey Rollover
+BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+BLUETOOTH_ENABLE = no       # Enable Bluetooth
+AUDIO_ENABLE = no           # Audio output
+
+CUSTOM_MATRIX = lite
+
+SRC += matrix.c
+QUANTUM_LIB_SRC += i2c_master.c