Keyboard: Add MiniAxe (#4314)

* Add a new keyboard MiniAxe.

* Fix readme foramt.

Co-Authored-By: ka2hiro <ka2hiro@curlybracket.co.jp>

* Fix readme format.

Co-Authored-By: ka2hiro <ka2hiro@curlybracket.co.jp>

* Remove unnecessary keycode aliases.

* Remove unnecessary param.

Co-Authored-By: ka2hiro <ka2hiro@curlybracket.co.jp>

10 files changed, 1370 insertions, 0 deletions

diff --git a/keyboards/miniaxe/config.h b/keyboards/miniaxe/config.h
new file mode 100644
index 0000000000..13608feab2
--- /dev/null
+++ b/keyboards/miniaxe/config.h
@@ -0,0 +1,245 @@
+/*
+Copyright 2018 ENDO Katsuhiro <ka2hiro@curlybracket.co.jp>
+
+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       0xFEED
+#define PRODUCT_ID      0x3939
+#define DEVICE_VER      0x0001
+#define MANUFACTURER    ENDO Katsuhiro
+#define PRODUCT         MiniAxe
+#define DESCRIPTION     Yet another split keyboard
+
+/* key matrix size */
+#define MATRIX_ROWS 8
+#define MATRIX_COLS 5
+
+/*
+ * 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)
+ *                  NO_DIODE = switches are directly connected to AVR pins
+ *
+*/
+// #define MATRIX_ROW_PINS { D0, D5 }
+// #define MATRIX_COL_PINS { F1, F0, B0 }
+#define NO_PIN 0xFF
+#define MATRIX_ROW_COL_PINS { \
+    { F1, E6, B0, B2, B3 }, \
+    { F5, F0, B1, B7, D2 }, \
+    { F6, F7, C7, D5, D3 }, \
+    { B5, C6, B6, NO_PIN, NO_PIN } \
+}
+#define UNUSED_PINS
+
+/* COL2ROW, ROW2COL, or CUSTOM_MATRIX */
+#define DIODE_DIRECTION CUSTOM_MATRIX
+
+// #define BACKLIGHT_PIN B7
+// #define BACKLIGHT_BREATHING
+// #define BACKLIGHT_LEVELS 3
+
+/* Uncomment below if use underglow */
+#define RGB_DI_PIN F4
+#ifdef RGB_DI_PIN
+#define RGBLIGHT_ANIMATIONS
+#define RGBLED_NUM 6 
+#define RGBLIGHT_HUE_STEP 8
+#define RGBLIGHT_SAT_STEP 8
+#define RGBLIGHT_VAL_STEP 8
+#endif
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCING_DELAY 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 */
+#define IS_COMMAND() ( \
+    keyboard_report->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_HELP1          H
+//#define MAGIC_KEY_HELP2          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_ALT1    ESC
+//#define MAGIC_KEY_LAYER0_ALT2    GRAVE
+//#define MAGIC_KEY_LAYER0         0
+//#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     PAUSE
+//#define MAGIC_KEY_LOCK           CAPS
+//#define MAGIC_KEY_EEPROM         E
+//#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
+
+/*
+ * MIDI options
+ */
+
+/* Prevent use of disabled MIDI features in the keymap */
+//#define MIDI_ENABLE_STRICT 1
+
+/* enable basic MIDI features:
+   - MIDI notes can be sent when in Music mode is on
+*/
+//#define MIDI_BASIC
+
+/* enable advanced MIDI features:
+   - MIDI notes can be added to the keymap
+   - Octave shift and transpose
+   - Virtual sustain, portamento, and modulation wheel
+   - etc.
+*/
+//#define MIDI_ADVANCED
+
+/* override number of MIDI tone keycodes (each octave adds 12 keycodes and allocates 12 bytes) */
+//#define MIDI_TONE_KEYCODE_OCTAVES 1
+
+/*
+ * HD44780 LCD Display Configuration
+ */
+/*
+#define LCD_LINES           2     //< number of visible lines of the display
+#define LCD_DISP_LENGTH    16     //< visibles characters per line of the display
+
+#define LCD_IO_MODE      1            //< 0: memory mapped mode, 1: IO port mode
+
+#if LCD_IO_MODE
+#define LCD_PORT         PORTB        //< port for the LCD lines
+#define LCD_DATA0_PORT   LCD_PORT     //< port for 4bit data bit 0
+#define LCD_DATA1_PORT   LCD_PORT     //< port for 4bit data bit 1
+#define LCD_DATA2_PORT   LCD_PORT     //< port for 4bit data bit 2
+#define LCD_DATA3_PORT   LCD_PORT     //< port for 4bit data bit 3
+#define LCD_DATA0_PIN    4            //< pin for 4bit data bit 0
+#define LCD_DATA1_PIN    5            //< pin for 4bit data bit 1
+#define LCD_DATA2_PIN    6            //< pin for 4bit data bit 2
+#define LCD_DATA3_PIN    7            //< pin for 4bit data bit 3
+#define LCD_RS_PORT      LCD_PORT     //< port for RS line
+#define LCD_RS_PIN       3            //< pin  for RS line
+#define LCD_RW_PORT      LCD_PORT     //< port for RW line
+#define LCD_RW_PIN       2            //< pin  for RW line
+#define LCD_E_PORT       LCD_PORT     //< port for Enable line
+#define LCD_E_PIN        1            //< pin  for Enable line
+#endif
+*/
+
+/* Bootmagic Lite key configuration */
+// #define BOOTMAGIC_LITE_ROW 0
+// #define BOOTMAGIC_LITE_COLUMN 0
+
+/* Serial settings */
+#define USE_SERIAL
+//#define EE_HANDS
+#define I2C_MASTER_LEFT
+//#define I2C_MASTER_RIGHT
+
+#define DISABLE_JTAG
+
diff --git a/keyboards/miniaxe/info.json b/keyboards/miniaxe/info.json
new file mode 100644
index 0000000000..5fee787b55
--- /dev/null
+++ b/keyboards/miniaxe/info.json
@@ -0,0 +1,12 @@
+{
+    "keyboard_name": "MiniAxe",
+    "url": "",
+    "maintainer": "ka2hiro",
+    "width": 11,
+    "height": 4,
+    "layouts": {
+        "LAYOUT": {
+            "layout": [{"label":"Q", "x":0, "y":0}, {"label":"W", "x":1, "y":0}, {"label":"E", "x":2, "y":0}, {"label":"R", "x":3, "y":0}, {"label":"T", "x":4, "y":0}, {"label":"Y", "x":6, "y":0}, {"label":"U", "x":7, "y":0}, {"label":"I", "x":8, "y":0}, {"label":"O", "x":9, "y":0}, {"label":"P", "x":10, "y":0}, {"label":"A", "x":0, "y":1}, {"label":"S", "x":1, "y":1}, {"label":"D", "x":2, "y":1}, {"label":"F", "x":3, "y":1}, {"label":"G", "x":4, "y":1}, {"label":"J", "x":6, "y":1}, {"label":"J", "x":7, "y":1}, {"label":"K", "x":8, "y":1}, {"label":"L", "x":9, "y":1}, {"label":";", "x":10, "y":1}, {"label":"Z", "x":0, "y":2}, {"label":"X", "x":1, "y":2}, {"label":"C", "x":2, "y":2}, {"label":"V", "x":3, "y":2}, {"label":"B", "x":4, "y":2}, {"label":"N", "x":6, "y":2}, {"label":"M", "x":7, "y":2}, {"label":",", "x":8, "y":2}, {"label":".", "x":9, "y":2}, {"label":"/", "x":10, "y":2}, {"label":"Cmd", "x":2, "y":3}, {"label":"&dArr;", "x":3, "y":3}, {"label":"Ctrl", "x":4, "y":3}, {"x":6, "y":3}, {"label":"&uArr;", "x":7, "y":3}, {"label":"Opt", "x":8, "y":3}]
+        }
+    }
+}
diff --git a/keyboards/miniaxe/keymaps/default/keymap.c b/keyboards/miniaxe/keymaps/default/keymap.c
new file mode 100644
index 0000000000..4b405e2029
--- /dev/null
+++ b/keyboards/miniaxe/keymaps/default/keymap.c
@@ -0,0 +1,159 @@
+/* Copyright 2018 ENDO Katsuhiro <ka2hiro@curlybracket.co.jp>
+ *
+ * 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
+
+// Defines the keycodes used by our macros in process_record_user
+#define _QWERTY 0
+#define _LOWER 1
+#define _RAISE 2
+#define _ADJUST 16
+
+enum custom_keycodes {
+  QWERTY = SAFE_RANGE,
+  LOWER,
+  RAISE,
+  ADJUST,
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+/* Qwerty
+ *
+ * ,----------------------------------.           ,----------------------------------.
+ * |   Q  |   W  |   E  |   R  |   T  |           |   Y  |   U  |   I  |   O  |   P  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |   A  |   S  |   D  |   F  |   G  |           |   H  |   J  |   K  |   L  |   ;  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |   Z  |   X  |   C  |   V  |   B  |           |   N  |   M  |   ,  |   .  |   /  |
+ * `-------------+------+------+------|           |------+------+------+------+------'
+ *               | GUI  | LOWER|Ctrl/Esc|          |Spc/Sft| RAISE|Alt/BkSp |
+ *               `--------------------'           `--------------------'
+ */
+[_QWERTY] = LAYOUT( \
+  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,         KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    \
+  KC_A,    KC_S,    KC_D,    KC_F,    KC_G,         KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, \
+  KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,         KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, \
+                    KC_LGUI, LOWER, MT(MOD_LCTL, KC_ESC),   MT(MOD_LSFT, KC_SPC), RAISE, MT(MOD_LALT, KC_BSPC)  \
+),
+
+/* Raise
+ *
+ * ,----------------------------------.           ,----------------------------------.
+ * |   !  |   @  |   #  |   $  |   %  |           |   ^  |   &  |   *  |   (  |   )  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  Tab |   _  |   +  |  |   |  ~   |           |   :  |   "  |   >  |   {  |   }  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  Caps|   -  |   =  |  \   |  `   |           |   ;  |   '  |   <  |   [  |   ]  |
+ * `-------------+------+------+------|           |------+------+------+------+------'
+ *               |      | LOWER|      |           |  Esc | RAISE|      |
+ *               `--------------------'           `--------------------'
+ */
+[_RAISE] = LAYOUT( \
+  KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC,      KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, \
+  KC_TAB,  KC_UNDS, KC_PLUS, KC_PIPE, KC_TILD,      KC_COLN, KC_DQUO, KC_GT,   KC_LCBR, KC_RCBR, \
+  KC_CAPS, KC_MINS, KC_EQL,  KC_BSLS, KC_GRV,       KC_SCLN, KC_QUOT, KC_LT,   KC_LBRC, KC_RBRC, \
+                    _______, _______, _______,      _______,  _______, _______\
+),
+
+/* Lower
+ *
+ * ,----------------------------------.           ,----------------------------------.
+ * |   1  |   2  |   3  |   4  |   5  |           |   6  |   7  |   8  |   9  |   0  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  Tab |      |      |      |      |           | Left | Down |  Up  | Right| Enter|
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  Ctrl|   `  |  GUI |  Alt | Del  |           | BkSp | PgUp | PgDn |   \  |   '  |
+ * `-------------+------+------+------|           |------+------+------+------+------'
+ *               |      | LOWER|      |           |      | RAISE|      |
+ *               `--------------------'           `--------------------'
+ */
+[_LOWER] = LAYOUT( \
+  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,         KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    \
+  KC_TAB,  _______, _______, _______, _______,     KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_ENT, \
+  KC_LCTL, KC_GRV,  KC_LGUI, KC_LALT, KC_DEL,      KC_BSPC, KC_PGUP, KC_PGDN, KC_BSLS, KC_QUOT, \
+                    _______, _______, _______,      _______, _______, _______                    \
+),
+
+
+/* Adjust (Lower + Raise)
+ *
+ * ,----------------------------------.           ,----------------------------------.
+ * |  F1  |  F2  |  F3  |  F4  |  F5  |           |   F6 |  F7  |  F8  |  F9  |  F10 |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  F11 |  F12 |      |      |      |           |      |      |      |      |      |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * | Reset|      |      |      |      |           | Prev | Next | Vol- | Vol+ | Play |
+ * `-------------+------+------+------|           |------+------+------+------+------'
+ *               |      | LOWER|      |           |      | RAISE|      |
+ *               `--------------------'           `--------------------'
+ */
+[_ADJUST] =  LAYOUT( \
+  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,        KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10, \
+  KC_F11,  KC_F12,  _______, _______, _______,      _______, _______, _______, _______, _______, \
+  RESET,   _______, _______, _______, _______,      KC_MPRV, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY, \
+                    _______, _______, _______,      _______,  _______, _______                   \
+)
+};
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        // persistant_default_layer_set(1UL<<_QWERTY);
+        set_single_persistent_default_layer(_QWERTY);
+      }
+      return false;
+      break;
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case ADJUST:
+      if (record->event.pressed) {
+        layer_on(_ADJUST);
+      } else {
+        layer_off(_ADJUST);
+      }
+      return false;
+      break;
+  }
+  return true;
+}
+
+void matrix_init_user(void) {
+}
+
+void matrix_scan_user(void) {
+}
+
+void led_set_user(uint8_t usb_led) {
+}
diff --git a/keyboards/miniaxe/keymaps/underglow/keymap.c b/keyboards/miniaxe/keymaps/underglow/keymap.c
new file mode 100644
index 0000000000..6325b20565
--- /dev/null
+++ b/keyboards/miniaxe/keymaps/underglow/keymap.c
@@ -0,0 +1,159 @@
+/* Copyright 2018 ENDO Katsuhiro <ka2hiro@curlybracket.co.jp>
+ *
+ * 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
+
+// Defines the keycodes used by our macros in process_record_user
+#define _QWERTY 0
+#define _LOWER 1
+#define _RAISE 2
+#define _ADJUST 16
+
+enum custom_keycodes {
+  QWERTY = SAFE_RANGE,
+  LOWER,
+  RAISE,
+  ADJUST,
+};
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+/* Qwerty
+ *
+ * ,----------------------------------.           ,----------------------------------.
+ * |   Q  |   W  |   E  |   R  |   T  |           |   Y  |   U  |   I  |   O  |   P  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |   A  |   S  |   D  |   F  |   G  |           |   H  |   J  |   K  |   L  |   ;  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |   Z  |   X  |   C  |   V  |   B  |           |   N  |   M  |   ,  |   .  |   /  |
+ * `-------------+------+------+------|           |------+------+------+------+------'
+ *               | GUI  | LOWER|Ctrl/Esc|          |Spc/Sft| RAISE|Alt/BkSp |
+ *               `--------------------'           `--------------------'
+ */
+[_QWERTY] = LAYOUT( \
+  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,         KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    \
+  KC_A,    KC_S,    KC_D,    KC_F,    KC_G,         KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, \
+  KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,         KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, \
+                    KC_LGUI, LOWER, MT(MOD_LCTL, KC_ESC),   MT(MOD_LSFT, KC_SPC), RAISE, MT(MOD_LALT, KC_BSPC)  \
+),
+
+/* Raise
+ *
+ * ,----------------------------------.           ,----------------------------------.
+ * |   !  |   @  |   #  |   $  |   %  |           |   ^  |   &  |   *  |   (  |   )  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  Tab |   _  |   +  |  |   |  ~   |           |   :  |   "  |   >  |   {  |   }  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  Caps|   -  |   =  |  \   |  `   |           |   ;  |   '  |   <  |   [  |   ]  |
+ * `-------------+------+------+------|           |------+------+------+------+------'
+ *               |      | LOWER|      |           |  Esc | RAISE|      |
+ *               `--------------------'           `--------------------'
+ */
+[_RAISE] = LAYOUT( \
+  KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC,      KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, \
+  KC_TAB,  KC_UNDS, KC_PLUS, KC_PIPE, KC_TILD,      KC_COLN, KC_DQUO, KC_GT,   KC_LCBR, KC_RCBR, \
+  KC_CAPS, KC_MINS, KC_EQL,  KC_BSLS, KC_GRV,       KC_SCLN, KC_QUOT, KC_LT,   KC_LBRC, KC_RBRC, \
+                    _______, _______, _______,      _______,  _______, _______\
+),
+
+/* Lower
+ *
+ * ,----------------------------------.           ,----------------------------------.
+ * |   1  |   2  |   3  |   4  |   5  |           |   6  |   7  |   8  |   9  |   0  |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  Tab |      |      |      | Play |           | Left | Down |  Up  | Right| Enter|
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  Ctrl|   `  |  GUI |  Alt | Del  |           | BkSp | PgUp | PgDn |   \  |   '  |
+ * `-------------+------+------+------|           |------+------+------+------+------'
+ *               |      | LOWER|      |           |      | RAISE|      |
+ *               `--------------------'           `--------------------'
+ */
+[_LOWER] = LAYOUT( \
+  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,         KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    \
+  KC_TAB,  _______, _______, _______, KC_MPLY,     KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_ENT, \
+  KC_LCTL, KC_GRV,  KC_LGUI, KC_LALT, KC_DEL,      KC_BSPC, KC_PGUP, KC_PGDN, KC_BSLS, KC_QUOT, \
+                    _______, _______, _______,      _______, _______, _______                    \
+),
+
+
+/* Adjust (Lower + Raise)
+ *
+ * ,----------------------------------.           ,----------------------------------.
+ * |  F1  |  F2  |  F3  |  F4  |  F5  |           |   F6 |  F7  |  F8  |  F9  |  F10 |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * |  F11 |  F12 |      |RGBSAI|RGBSAD|           |RGBVAI|RGBVAD|      |      |      |
+ * |------+------+------+------+------|           |------+------+------+------+------|
+ * | Reset|RGBTOG|RGBMOD|RGBHUI|RGBHUD|           | Prev | Next | Vol- | Vol+ | Play |
+ * `-------------+------+------+------|           |------+------+------+------+------'
+ *               |      | LOWER|      |           |      | RAISE|      |
+ *               `--------------------'           `--------------------'
+ */
+[_ADJUST] =  LAYOUT( \
+  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,        KC_F6,   KC_F7,   KC_F8,   KC_F9,   KC_F10, \
+  KC_F11,  KC_F12,  RGB_RMOD, RGB_SAI, RGB_SAD,     RGB_VAI, RGB_VAD, _______, _______, _______, \
+  RESET,   RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD,      KC_MPRV, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY, \
+                    _______, _______, _______,      _______,  _______, _______                   \
+)
+};
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        // persistant_default_layer_set(1UL<<_QWERTY);
+        set_single_persistent_default_layer(_QWERTY);
+      }
+      return false;
+      break;
+    case LOWER:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_LOWER);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case RAISE:
+      if (record->event.pressed) {
+        layer_on(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      } else {
+        layer_off(_RAISE);
+        update_tri_layer(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case ADJUST:
+      if (record->event.pressed) {
+        layer_on(_ADJUST);
+      } else {
+        layer_off(_ADJUST);
+      }
+      return false;
+      break;
+  }
+  return true;
+}
+
+void matrix_init_user(void) {
+}
+
+void matrix_scan_user(void) {
+}
+
+void led_set_user(uint8_t usb_led) {
+}
diff --git a/keyboards/miniaxe/keymaps/underglow/rules.mk b/keyboards/miniaxe/keymaps/underglow/rules.mk
new file mode 100644
index 0000000000..64fa91deda
--- /dev/null
+++ b/keyboards/miniaxe/keymaps/underglow/rules.mk
@@ -0,0 +1,2 @@
+RGBLIGHT_ENABLE = yes       # Enable keyboard RGB underglow
+
diff --git a/keyboards/miniaxe/matrix.c b/keyboards/miniaxe/matrix.c
new file mode 100644
index 0000000000..55c458e1fb
--- /dev/null
+++ b/keyboards/miniaxe/matrix.c
@@ -0,0 +1,596 @@
+/*
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+
+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/>.
+*/
+
+/*
+ * scan matrix
+ */
+#include <stdint.h>
+#include <stdbool.h>
+#include <avr/io.h>
+#include "wait.h"
+#include "print.h"
+#include "debug.h"
+#include "util.h"
+#include "matrix.h"
+#include "split_util.h"
+#include "pro_micro.h"
+#include "config.h"
+#include "timer.h"
+#include "split_flags.h"
+
+#ifdef RGBLIGHT_ENABLE
+#   include "rgblight.h"
+#endif
+#ifdef BACKLIGHT_ENABLE
+#   include "backlight.h"
+    extern backlight_config_t backlight_config;
+#endif
+
+#if defined(USE_I2C) || defined(EH)
+#  include "i2c.h"
+#else // USE_SERIAL
+#  include "serial.h"
+#endif
+
+#ifndef DEBOUNCING_DELAY
+#   define DEBOUNCING_DELAY 5
+#endif
+
+#if (DEBOUNCING_DELAY > 0)
+    static uint16_t debouncing_time;
+    static bool debouncing = false;
+#endif
+
+#if (MATRIX_COLS <= 8)
+#    define print_matrix_header()  print("\nr/c 01234567\n")
+#    define print_matrix_row(row)  print_bin_reverse8(matrix_get_row(row))
+#    define matrix_bitpop(i)       bitpop(matrix[i])
+#    define ROW_SHIFTER ((uint8_t)1)
+#else
+#    error "Currently only supports 8 COLS"
+#endif
+static matrix_row_t matrix_debouncing[MATRIX_ROWS];
+
+#define ERROR_DISCONNECT_COUNT 5
+
+#define ROWS_PER_HAND (MATRIX_ROWS/2)
+
+static uint8_t error_count = 0;
+
+#if ((DIODE_DIRECTION == COL2ROW) || (DIODE_DIRECTION == ROW2COL))
+static uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
+static uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
+#elif (DIODE_DIRECTION == CUSTOM_MATRIX)
+static uint8_t row_col_pins[MATRIX_ROWS][MATRIX_COLS] = MATRIX_ROW_COL_PINS;
+#endif
+
+/* matrix state(1:on, 0:off) */
+static matrix_row_t matrix[MATRIX_ROWS];
+static matrix_row_t matrix_debouncing[MATRIX_ROWS];
+
+#if (DIODE_DIRECTION == COL2ROW)
+    static void init_cols(void);
+    static bool read_cols_on_row(matrix_row_t current_matrix[], uint8_t current_row);
+    static void unselect_rows(void);
+    static void select_row(uint8_t row);
+    static void unselect_row(uint8_t row);
+#elif (DIODE_DIRECTION == ROW2COL)
+    static void init_rows(void);
+    static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col);
+    static void unselect_cols(void);
+    static void unselect_col(uint8_t col);
+    static void select_col(uint8_t col);
+#elif (DIODE_DIRECTION == CUSTOM_MATRIX)
+    static void init_cols_rows(void);
+    static bool read_cols(matrix_row_t current_matrix[], uint8_t current_row);
+#endif
+
+__attribute__ ((weak))
+void matrix_init_kb(void) {
+    matrix_init_user();
+}
+
+__attribute__ ((weak))
+void matrix_scan_kb(void) {
+    matrix_scan_user();
+}
+
+__attribute__ ((weak))
+void matrix_init_user(void) {
+}
+
+__attribute__ ((weak))
+void matrix_scan_user(void) {
+}
+
+__attribute__ ((weak))
+void matrix_slave_scan_user(void) {
+}
+
+inline
+uint8_t matrix_rows(void)
+{
+    return MATRIX_ROWS;
+}
+
+inline
+uint8_t matrix_cols(void)
+{
+    return MATRIX_COLS;
+}
+
+void matrix_init(void)
+{
+#ifdef DISABLE_JTAG
+  // JTAG disable for PORT F. write JTD bit twice within four cycles.
+  MCUCR |= (1<<JTD);
+  MCUCR |= (1<<JTD);
+#endif
+
+    debug_enable = true;
+    debug_matrix = true;
+    debug_mouse = true;
+
+    // Set pinout for right half if pinout for that half is defined
+    if (!isLeftHand) {
+#ifdef MATRIX_ROW_PINS_RIGHT
+        const uint8_t row_pins_right[MATRIX_ROWS] = MATRIX_ROW_PINS_RIGHT;
+        for (uint8_t i = 0; i < MATRIX_ROWS; i++)
+            row_pins[i] = row_pins_right[i];
+#endif
+#ifdef MATRIX_COL_PINS_RIGHT
+        const uint8_t col_pins_right[MATRIX_COLS] = MATRIX_COL_PINS_RIGHT;
+        for (uint8_t i = 0; i < MATRIX_COLS; i++)
+            col_pins[i] = col_pins_right[i];
+#endif
+    }
+
+    // initialize row and col
+#if (DIODE_DIRECTION == COL2ROW)
+    unselect_rows();
+    init_cols();
+#elif (DIODE_DIRECTION == ROW2COL)
+    unselect_cols();
+    init_rows();
+#elif (DIODE_DIRECTION == CUSTOM_MATRIX)
+    init_cols_rows();
+#endif
+
+    // initialize matrix state: all keys off
+    for (uint8_t i=0; i < MATRIX_ROWS; i++) {
+        matrix[i] = 0;
+        matrix_debouncing[i] = 0;
+    }
+    
+    matrix_init_quantum();
+    
+}
+
+uint8_t _matrix_scan(void)
+{
+    int offset = isLeftHand ? 0 : (ROWS_PER_HAND);
+#if (DIODE_DIRECTION == COL2ROW)
+    // Set row, read cols
+    for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) {
+#       if (DEBOUNCING_DELAY > 0)
+            bool matrix_changed = read_cols_on_row(matrix_debouncing+offset, current_row);
+
+            if (matrix_changed) {
+                debouncing = true;
+                debouncing_time = timer_read();
+            }
+
+#       else
+            read_cols_on_row(matrix+offset, current_row);
+#       endif
+
+    }
+
+#elif (DIODE_DIRECTION == ROW2COL)
+    // Set col, read rows
+    for (uint8_t current_col = 0; current_col < MATRIX_COLS; current_col++) {
+#       if (DEBOUNCING_DELAY > 0)
+            bool matrix_changed = read_rows_on_col(matrix_debouncing+offset, current_col);
+            if (matrix_changed) {
+                debouncing = true;
+                debouncing_time = timer_read();
+            }
+#       else
+             read_rows_on_col(matrix+offset, current_col);
+#       endif
+
+    }
+
+#elif (DIODE_DIRECTION == CUSTOM_MATRIX)
+    // Set row, read cols
+    for (uint8_t current_row = 0; current_row < ROWS_PER_HAND; current_row++) {
+#       if (DEBOUNCING_DELAY > 0)
+            bool matrix_changed = read_cols(matrix_debouncing+offset, current_row);
+            if (matrix_changed) {
+                debouncing = true;
+                debouncing_time = timer_read();
+            }
+#       else
+            read_cols(matrix+offset, current_row);
+#       endif
+    }
+#endif
+
+#   if (DEBOUNCING_DELAY > 0)
+        if (debouncing && (timer_elapsed(debouncing_time) > DEBOUNCING_DELAY)) {
+            for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
+                matrix[i+offset] = matrix_debouncing[i+offset];
+            }
+            debouncing = false;
+        }
+#   endif
+
+    return 1;
+}
+
+#if defined(USE_I2C) || defined(EH)
+
+// Get rows from other half over i2c
+int i2c_transaction(void) {
+    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+    int err = 0;
+    
+    // write backlight info
+    #ifdef BACKLIGHT_ENABLE
+        if (BACKLIT_DIRTY) {
+            err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
+            if (err) goto i2c_error;
+            
+            // Backlight location
+            err = i2c_master_write(I2C_BACKLIT_START);
+            if (err) goto i2c_error;
+            
+            // Write backlight 
+            i2c_master_write(get_backlight_level());
+            
+            BACKLIT_DIRTY = false;
+        }
+    #endif
+
+    err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
+    if (err) goto i2c_error;
+
+    // start of matrix stored at I2C_KEYMAP_START
+    err = i2c_master_write(I2C_KEYMAP_START);
+    if (err) goto i2c_error;
+
+    // Start read
+    err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
+    if (err) goto i2c_error;
+
+    if (!err) {
+        int i;
+        for (i = 0; i < ROWS_PER_HAND-1; ++i) {
+            matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);
+        }
+        matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);
+        i2c_master_stop();
+    } else {
+i2c_error: // the cable is disconnceted, or something else went wrong
+        i2c_reset_state();
+        return err;
+    }
+    
+    #ifdef RGBLIGHT_ENABLE
+        if (RGB_DIRTY) {
+            err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
+            if (err) goto i2c_error;
+            
+            // RGB Location
+            err = i2c_master_write(I2C_RGB_START);
+            if (err) goto i2c_error;
+            
+            uint32_t dword = eeconfig_read_rgblight();
+            
+            // Write RGB
+            err = i2c_master_write_data(&dword, 4);
+            if (err) goto i2c_error;
+            
+            RGB_DIRTY = false;
+            i2c_master_stop();
+        }
+    #endif
+
+    return 0;
+}
+
+#else // USE_SERIAL
+
+int serial_transaction(void) {
+    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+
+    if (serial_update_buffers()) {
+        return 1;
+    }
+
+    for (int i = 0; i < ROWS_PER_HAND; ++i) {
+        matrix[slaveOffset+i] = serial_slave_buffer[i];
+    }
+    
+    #ifdef RGBLIGHT_ENABLE
+        // Code to send RGB over serial goes here (not implemented yet)
+    #endif
+    
+    #ifdef BACKLIGHT_ENABLE
+        // Write backlight level for slave to read
+        serial_master_buffer[SERIAL_BACKLIT_START] = backlight_config.enable ? backlight_config.level : 0;
+    #endif
+
+    return 0;
+}
+#endif
+
+uint8_t matrix_scan(void)
+{
+    uint8_t ret = _matrix_scan();
+
+#if defined(USE_I2C) || defined(EH)
+    if( i2c_transaction() ) {
+#else // USE_SERIAL
+    if( serial_transaction() ) {
+#endif
+
+        error_count++;
+
+        if (error_count > ERROR_DISCONNECT_COUNT) {
+            // reset other half if disconnected
+            int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
+            for (int i = 0; i < ROWS_PER_HAND; ++i) {
+                matrix[slaveOffset+i] = 0;
+            }
+        }
+    } else {
+        error_count = 0;
+    }
+    matrix_scan_quantum();
+    return ret;
+}
+
+void matrix_slave_scan(void) {
+    _matrix_scan();
+
+    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
+
+#if defined(USE_I2C) || defined(EH)
+    for (int i = 0; i < ROWS_PER_HAND; ++i) {
+        i2c_slave_buffer[I2C_KEYMAP_START+i] = matrix[offset+i];
+    }   
+#else // USE_SERIAL
+    for (int i = 0; i < ROWS_PER_HAND; ++i) {
+        serial_slave_buffer[i] = matrix[offset+i];
+    }
+#endif
+    matrix_slave_scan_user();
+}
+
+bool matrix_is_modified(void)
+{
+    if (debouncing) return false;
+    return true;
+}
+
+inline
+bool matrix_is_on(uint8_t row, uint8_t col)
+{
+    return (matrix[row] & ((matrix_row_t)1<<col));
+}
+
+inline
+matrix_row_t matrix_get_row(uint8_t row)
+{
+    return matrix[row];
+}
+
+void matrix_print(void)
+{
+    print("\nr/c 0123456789ABCDEF\n");
+    for (uint8_t row = 0; row < MATRIX_ROWS; row++) {
+        phex(row); print(": ");
+        pbin_reverse16(matrix_get_row(row));
+        print("\n");
+    }
+}
+
+uint8_t matrix_key_count(void)
+{
+    uint8_t count = 0;
+    for (uint8_t i = 0; i < MATRIX_ROWS; i++) {
+        count += bitpop16(matrix[i]);
+    }
+    return count;
+}
+
+#if (DIODE_DIRECTION == COL2ROW)
+
+static void init_cols(void)
+{
+    for(uint8_t x = 0; x < MATRIX_COLS; x++) {
+        uint8_t pin = col_pins[x];
+        _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
+        _SFR_IO8((pin >> 4) + 2) |=  _BV(pin & 0xF); // HI
+    }
+}
+
+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);
+    wait_us(30);
+
+    // For each col...
+    for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) {
+
+        // Select the col pin to read (active low)
+        uint8_t pin = col_pins[col_index];
+        uint8_t pin_state = (_SFR_IO8(pin >> 4) & _BV(pin & 0xF));
+
+        // Populate the matrix row with the state of the col pin
+        current_matrix[current_row] |=  pin_state ? 0 : (ROW_SHIFTER << col_index);
+    }
+
+    // Unselect row
+    unselect_row(current_row);
+
+    return (last_row_value != current_matrix[current_row]);
+}
+
+static void select_row(uint8_t row)
+{
+    uint8_t pin = row_pins[row];
+    _SFR_IO8((pin >> 4) + 1) |=  _BV(pin & 0xF); // OUT
+    _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
+}
+
+static void unselect_row(uint8_t row)
+{
+    uint8_t pin = row_pins[row];
+    _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
+    _SFR_IO8((pin >> 4) + 2) |=  _BV(pin & 0xF); // HI
+}
+
+static void unselect_rows(void)
+{
+    for(uint8_t x = 0; x < ROWS_PER_HAND; x++) {
+        uint8_t pin = row_pins[x];
+        _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
+        _SFR_IO8((pin >> 4) + 2) |=  _BV(pin & 0xF); // HI
+    }
+}
+
+#elif (DIODE_DIRECTION == ROW2COL)
+
+static void init_rows(void)
+{
+    for(uint8_t x = 0; x < ROWS_PER_HAND; x++) {
+        uint8_t pin = row_pins[x];
+        _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
+        _SFR_IO8((pin >> 4) + 2) |=  _BV(pin & 0xF); // HI
+    }
+}
+
+static bool read_rows_on_col(matrix_row_t current_matrix[], uint8_t current_col)
+{
+    bool matrix_changed = false;
+
+    // Select col and wait for col selecton to stabilize
+    select_col(current_col);
+    wait_us(30);
+
+    // For each row...
+    for(uint8_t row_index = 0; row_index < ROWS_PER_HAND; row_index++)
+    {
+
+        // Store last value of row prior to reading
+        matrix_row_t last_row_value = current_matrix[row_index];
+
+        // Check row pin state
+        if ((_SFR_IO8(row_pins[row_index] >> 4) & _BV(row_pins[row_index] & 0xF)) == 0)
+        {
+            // Pin LO, set col bit
+            current_matrix[row_index] |= (ROW_SHIFTER << current_col);
+        }
+        else
+        {
+            // Pin HI, clear col bit
+            current_matrix[row_index] &= ~(ROW_SHIFTER << current_col);
+        }
+
+        // Determine if the matrix changed state
+        if ((last_row_value != current_matrix[row_index]) && !(matrix_changed))
+        {
+            matrix_changed = true;
+        }
+    }
+
+    // Unselect col
+    unselect_col(current_col);
+
+    return matrix_changed;
+}
+
+static void select_col(uint8_t col)
+{
+    uint8_t pin = col_pins[col];
+    _SFR_IO8((pin >> 4) + 1) |=  _BV(pin & 0xF); // OUT
+    _SFR_IO8((pin >> 4) + 2) &= ~_BV(pin & 0xF); // LOW
+}
+
+static void unselect_col(uint8_t col)
+{
+    uint8_t pin = col_pins[col];
+    _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
+    _SFR_IO8((pin >> 4) + 2) |=  _BV(pin & 0xF); // HI
+}
+
+static void unselect_cols(void)
+{
+    for(uint8_t x = 0; x < MATRIX_COLS; x++) {
+        uint8_t pin = col_pins[x];
+        _SFR_IO8((pin >> 4) + 1) &= ~_BV(pin & 0xF); // IN
+        _SFR_IO8((pin >> 4) + 2) |=  _BV(pin & 0xF); // HI
+    }
+}
+
+#elif (DIODE_DIRECTION == CUSTOM_MATRIX)
+
+static void init_cols_rows(void)
+{
+    for(int row = 0; row < MATRIX_ROWS; row++) {
+        for(int col = 0; col < MATRIX_COLS; col++) {
+            uint8_t pin = row_col_pins[row][col];
+            if(pin == NO_PIN) {
+                continue;
+            }
+            // DDxn set 0 for input
+            _SFR_IO8((pin >> 4) + 1) &=  ~_BV(pin & 0xF);
+            // PORTxn set 1 for input/pullup
+            _SFR_IO8((pin >> 4) + 2) |= _BV(pin & 0xF);
+        }
+    }
+}
+
+static bool read_cols(matrix_row_t current_matrix[], uint8_t current_row)
+{
+    matrix_row_t last_row_value = current_matrix[current_row];
+    current_matrix[current_row] = 0;
+
+    for(uint8_t col_index = 0; col_index < MATRIX_COLS; col_index++) {
+        uint8_t pin = row_col_pins[current_row][col_index];
+        if(pin == NO_PIN) {
+            current_matrix[current_row] |= 0;
+        }
+        else {
+            uint8_t pin_state = (_SFR_IO8(pin >> 4) & _BV(pin & 0xF));
+            current_matrix[current_row] |= pin_state ? 0 : (ROW_SHIFTER << col_index);
+        }
+    }
+
+    return (last_row_value != current_matrix[current_row]);
+}
+
+#endif
diff --git a/keyboards/miniaxe/miniaxe.c b/keyboards/miniaxe/miniaxe.c
new file mode 100644
index 0000000000..965ada9a18
--- /dev/null
+++ b/keyboards/miniaxe/miniaxe.c
@@ -0,0 +1,43 @@
+/* Copyright 2018 ENDO Katsuhiro <ka2hiro@curlybracket.co.jp>
+ *
+ * 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 "miniaxe.h"
+
+void matrix_init_kb(void) {
+	// put your keyboard start-up code here
+	// runs once when the firmware starts up
+
+	matrix_init_user();
+}
+
+void matrix_scan_kb(void) {
+	// put your looping keyboard code here
+	// runs every cycle (a lot)
+
+	matrix_scan_user();
+}
+
+bool process_record_kb(uint16_t keycode, keyrecord_t *record) {
+	// put your per-action keyboard code here
+	// runs for every action, just before processing by the firmware
+
+	return process_record_user(keycode, record);
+}
+
+void led_set_kb(uint8_t usb_led) {
+	// put your keyboard LED indicator (ex: Caps Lock LED) toggling code here
+
+	led_set_user(usb_led);
+}
diff --git a/keyboards/miniaxe/miniaxe.h b/keyboards/miniaxe/miniaxe.h
new file mode 100644
index 0000000000..a0130ad280
--- /dev/null
+++ b/keyboards/miniaxe/miniaxe.h
@@ -0,0 +1,50 @@
+/* Copyright 2018 ENDO Katsuhiro <ka2hiro@curlybracket.co.jp>
+ *
+ * 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/>.
+ */
+#ifndef MINIAXE_H
+#define MINIAXE_H
+
+#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.
+ */
+
+// readability
+#define ___ KC_NO
+
+#define LAYOUT( \
+        L01, L02, L03, L04, L05, R01, R02, R03, R04, R05, \
+        L06, L07, L08, L09, L10, R06, R07, R08, R09, R10, \
+        L11, L12, L13, L14, L15, R11, R12, R13, R14, R15, \
+                  L16, L17, L18, R16, R17, R18            \
+    ) \
+    { \
+        { L01, L02, L03, L04, L05 }, \
+        { L06, L07, L08, L09, L10 }, \
+        { L11, L12, L13, L14, L15 }, \
+        { L16, L17, L18, ___, ___ }, \
+        { R01, R02, R03, R04, R05 }, \
+        { R06, R07, R08, R09, R10 }, \
+        { R11, R12, R13, R14, R15 }, \
+        { R16, R17, R18, ___, ___ }  \
+    }
+
+#endif
diff --git a/keyboards/miniaxe/readme.md b/keyboards/miniaxe/readme.md
new file mode 100644
index 0000000000..57ed01a917
--- /dev/null
+++ b/keyboards/miniaxe/readme.md
@@ -0,0 +1,16 @@
+MiniAxe
+===
+
+![MiniAxe](https://i.imgur.com/1ApzrCz.jpg)
+
+Yet another split ortholinear keyboard with 3x5+3 keys.
+
+Keyboard Maintainer: [ka2hiro](https://github.com/ka2hiro) [@ka2hiro](https://twitter.com/ka2hiro)  
+Hardware Supported: MiniAxe PCB, ATMEGA32U4  
+Hardware Availability: [@ka2hiro](https://twitter.com/ka2hiro)
+
+Make example for this keyboard (after setting up your build environment):
+
+    make miniaxe:default:dfu
+
+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/miniaxe/rules.mk b/keyboards/miniaxe/rules.mk
new file mode 100644
index 0000000000..96e27686b8
--- /dev/null
+++ b/keyboards/miniaxe/rules.mk
@@ -0,0 +1,88 @@
+SRC += matrix.c
+
+# MCU name
+#MCU = at90usb1286
+MCU = atmega32u4
+
+# Processor frequency.
+#     This will define a symbol, F_CPU, in all source code files equal to the
+#     processor frequency in Hz. You can then use this symbol in your source code to
+#     calculate timings. Do NOT tack on a 'UL' at the end, this will be done
+#     automatically to create a 32-bit value in your source code.
+#
+#     This will be an integer division of F_USB below, as it is sourced by
+#     F_USB after it has run through any CPU prescalers. Note that this value
+#     does not *change* the processor frequency - it should merely be updated to
+#     reflect the processor speed set externally so that the code can use accurate
+#     software delays.
+F_CPU = 16000000
+
+
+#
+# LUFA specific
+#
+# Target architecture (see library "Board Types" documentation).
+ARCH = AVR8
+
+# Input clock frequency.
+#     This will define a symbol, F_USB, in all source code files equal to the
+#     input clock frequency (before any prescaling is performed) in Hz. This value may
+#     differ from F_CPU if prescaling is used on the latter, and is required as the
+#     raw input clock is fed directly to the PLL sections of the AVR for high speed
+#     clock generation for the USB and other AVR subsections. Do NOT tack on a 'UL'
+#     at the end, this will be done automatically to create a 32-bit value in your
+#     source code.
+#
+#     If no clock division is performed on the input clock inside the AVR (via the
+#     CPU clock adjust registers or the clock division fuses), this will be equal to F_CPU.
+F_USB = $(F_CPU)
+
+# Interrupt driven control endpoint task(+60)
+OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
+
+
+# Bootloader selection
+#   Teensy       halfkay
+#   Pro Micro    caterina
+#   Atmel DFU    atmel-dfu
+#   LUFA DFU     lufa-dfu
+#   QMK DFU      qmk-dfu
+#   atmega32a    bootloadHID
+BOOTLOADER = atmel-dfu
+
+
+# If you don't know the bootloader type, then you can specify the
+# Boot Section Size in *bytes* by uncommenting out the OPT_DEFS line
+#   Teensy halfKay      512
+#   Teensy++ halfKay    1024
+#   Atmel DFU loader    4096
+#   LUFA bootloader     4096
+#   USBaspLoader        2048
+# OPT_DEFS += -DBOOTLOADER_SIZE=4096
+
+
+# Build Options
+#   change yes to no to disable
+#
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
+MOUSEKEY_ENABLE = no        # Mouse keys(+4700)
+EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
+CONSOLE_ENABLE = no         # Console for debug(+400)
+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 on B7 by default
+RGBLIGHT_ENABLE = no        # Enable keyboard RGB underglow
+MIDI_ENABLE = no            # MIDI support (+2400 to 4200, depending on config)
+UNICODE_ENABLE = no         # Unicode
+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 (+400)
+
+DEBUG_ENABLE = no
+CUSTOM_MATRIX = yes         # Use custom matrix code 
+SPLIT_KEYBOARD = yes        # Use shared split_common code
+