14 files changed, 1047 insertions, 0 deletions

diff --git a/keyboards/helix/rev3_4rows/config.h b/keyboards/helix/rev3_4rows/config.h
new file mode 100644
index 0000000000..d2de347b9e
--- /dev/null
+++ b/keyboards/helix/rev3_4rows/config.h
@@ -0,0 +1,245 @@
+/*
+Copyright 2020 yushakobo
+
+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"
+#include <stdio.h>
+
+/* USB Device descriptor parameter */
+#define VENDOR_ID 0x3265 //yushakobo
+#define PRODUCT_ID 0x0004 //Helix rev3 4rows
+#define DEVICE_VER 0x0001
+#define MANUFACTURER yushakobo
+#define PRODUCT Helix rev3 4rows
+
+/* key matrix size */
+#define MATRIX_ROWS 8
+#define MATRIX_COLS 7
+
+/*
+ * Keyboard Matrix Assignments
+ *
+ * Change this to how you wired your keyboard
+ * COLS: AVR pins used for columns, left to right
+ * ROWS: AVR pins used for rows, top to bottom
+ * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode)
+ *                  ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
+ *
+ */
+#define MATRIX_ROW_PINS { D4, C6, D7, E6 }
+#define MATRIX_COL_PINS { F4, F5, F6, F7, B1, B3, B2 }
+#define UNUSED_PINS
+
+/* COL2ROW, ROW2COL*/
+#define DIODE_DIRECTION COL2ROW
+
+/* Split hand configration */
+#define SPLIT_HAND_MATRIX_GRID D7,B2
+
+/* Dip switch on matrix grid */
+#define DIP_SWITCH_MATRIX_GRID { {0,6}, {1,6}, {5,6}, {6,6} }
+
+/*
+ * Split Keyboard specific options, make sure you have 'SPLIT_KEYBOARD = yes' in your rules.mk, and define SOFT_SERIAL_PIN.
+ */
+#define SOFT_SERIAL_PIN D2  // or D1, D2, D3, E6
+
+#define RGB_DI_PIN D3
+#define RGBLED_NUM 50 // Number of LEDs
+
+#ifdef RGB_MATRIX_ENABLE
+  #define DRIVER_LED_TOTAL RGBLED_NUM
+#   define RGB_MATRIX_KEYPRESSES // reacts to keypresses
+// #   define RGB_MATRIX_KEYRELEASES // reacts to keyreleases (instead of keypresses)
+// #   define RGB_DISABLE_AFTER_TIMEOUT 0 // number of ticks to wait until disabling effects
+#   define RGB_DISABLE_WHEN_USB_SUSPENDED true // turn off effects when suspended
+#   define RGB_MATRIX_FRAMEBUFFER_EFFECTS
+// #   define RGB_MATRIX_LED_PROCESS_LIMIT (DRIVER_LED_TOTAL + 4) / 5 // limits the number of LEDs to process in an animation per task run (increases keyboard responsiveness)
+// #   define RGB_MATRIX_LED_FLUSH_LIMIT 16 // limits in milliseconds how frequently an animation will update the LEDs. 16 (16ms) is equivalent to limiting to 60fps (increases keyboard responsiveness)
+#    define RGB_MATRIX_MAXIMUM_BRIGHTNESS 150 // limits maximum brightness of LEDs to 150 out of 255. Higher may cause the controller to crash.
+#    define RGB_MATRIX_HUE_STEP 8
+#    define RGB_MATRIX_SAT_STEP 8
+#    define RGB_MATRIX_VAL_STEP 8
+#    define RGB_MATRIX_SPD_STEP 10
+#endif
+
+#ifdef RGBLIGHT_ENABLE
+  #define RGBLIGHT_SPLIT
+  #define RGBLED_SPLIT { 25, 25 }
+//   #define RGBLIGHT_HUE_STEP 8
+//   #define RGBLIGHT_SAT_STEP 8
+//   #define RGBLIGHT_VAL_STEP 8
+   #define RGBLIGHT_LIMIT_VAL 120 /* The maximum brightness level */
+//   #define RGBLIGHT_SLEEP  /* If defined, the RGB lighting will be switched off when the host goes to sleep */
+// /*== all animations enable ==*/
+//   #define RGBLIGHT_ANIMATIONS
+// /*== or choose animations ==*/
+//   #define RGBLIGHT_EFFECT_BREATHING
+   #define RGBLIGHT_EFFECT_RAINBOW_MOOD
+   #define RGBLIGHT_EFFECT_RAINBOW_SWIRL
+//   #define RGBLIGHT_EFFECT_SNAKE
+//   #define RGBLIGHT_EFFECT_KNIGHT
+//   #define RGBLIGHT_EFFECT_CHRISTMAS
+   #define RGBLIGHT_EFFECT_STATIC_GRADIENT
+   #define RGBLIGHT_EFFECT_RGB_TEST
+//   #define RGBLIGHT_EFFECT_ALTERNATING
+#endif
+
+/* Custom font */
+#define OLED_FONT_H "keyboards/helix/common/glcdfont.c"
+
+/* Encorder */
+#define ENCODERS_PAD_A { B6 }
+#define ENCODERS_PAD_B { B5 }
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCE 5
+
+/* define if matrix has ghost (lacks anti-ghosting diodes) */
+//#define MATRIX_HAS_GHOST
+
+/* Mechanical locking support. Use KC_LCAP, KC_LNUM or KC_LSCR instead in keymap */
+#define LOCKING_SUPPORT_ENABLE
+/* Locking resynchronize hack */
+#define LOCKING_RESYNC_ENABLE
+
+/* If defined, GRAVE_ESC will always act as ESC when CTRL is held.
+ * This is userful for the Windows task manager shortcut (ctrl+shift+esc).
+ */
+// #define GRAVE_ESC_CTRL_OVERRIDE
+
+/*
+ * Force NKRO
+ *
+ * Force NKRO (nKey Rollover) to be enabled by default, regardless of the saved
+ * state in the bootmagic EEPROM settings. (Note that NKRO must be enabled in the
+ * makefile for this to work.)
+ *
+ * If forced on, NKRO can be disabled via magic key (default = LShift+RShift+N)
+ * until the next keyboard reset.
+ *
+ * NKRO may prevent your keystrokes from being detected in the BIOS, but it is
+ * fully operational during normal computer usage.
+ *
+ * For a less heavy-handed approach, enable NKRO via magic key (LShift+RShift+N)
+ * or via bootmagic (hold SPACE+N while plugging in the keyboard). Once set by
+ * bootmagic, NKRO mode will always be enabled until it is toggled again during a
+ * power-up.
+ *
+ */
+//#define FORCE_NKRO
+
+/*
+ * Magic Key Options
+ *
+ * Magic keys are hotkey commands that allow control over firmware functions of
+ * the keyboard. They are best used in combination with the HID Listen program,
+ * found here: https://www.pjrc.com/teensy/hid_listen.html
+ *
+ * The options below allow the magic key functionality to be changed. This is
+ * useful if your keyboard/keypad is missing keys and you want magic key support.
+ *
+ */
+
+/* key combination for magic key command */
+/* defined by default; to change, uncomment and set to the combination you want */
+// #define IS_COMMAND() (get_mods() == MOD_MASK_SHIFT)
+
+/* control how magic key switches layers */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM false
+
+/* override magic key keymap */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM
+//#define MAGIC_KEY_HELP           H
+//#define MAGIC_KEY_HELP_ALT       SLASH
+//#define MAGIC_KEY_DEBUG          D
+//#define MAGIC_KEY_DEBUG_MATRIX   X
+//#define MAGIC_KEY_DEBUG_KBD      K
+//#define MAGIC_KEY_DEBUG_MOUSE    M
+//#define MAGIC_KEY_VERSION        V
+//#define MAGIC_KEY_STATUS         S
+//#define MAGIC_KEY_CONSOLE        C
+//#define MAGIC_KEY_LAYER0         0
+//#define MAGIC_KEY_LAYER0_ALT     GRAVE
+//#define MAGIC_KEY_LAYER1         1
+//#define MAGIC_KEY_LAYER2         2
+//#define MAGIC_KEY_LAYER3         3
+//#define MAGIC_KEY_LAYER4         4
+//#define MAGIC_KEY_LAYER5         5
+//#define MAGIC_KEY_LAYER6         6
+//#define MAGIC_KEY_LAYER7         7
+//#define MAGIC_KEY_LAYER8         8
+//#define MAGIC_KEY_LAYER9         9
+//#define MAGIC_KEY_BOOTLOADER     B
+//#define MAGIC_KEY_BOOTLOADER_ALT ESC
+//#define MAGIC_KEY_LOCK           CAPS
+//#define MAGIC_KEY_EEPROM         E
+//#define MAGIC_KEY_EEPROM_CLEAR   BSPACE
+//#define MAGIC_KEY_NKRO           N
+//#define MAGIC_KEY_SLEEP_LED      Z
+
+/*
+ * Feature disable options
+ *  These options are also useful to firmware size reduction.
+ */
+
+/* disable debug print */
+//#define NO_DEBUG
+
+/* disable print */
+//#define NO_PRINT
+
+/* disable action features */
+//#define NO_ACTION_LAYER
+//#define NO_ACTION_TAPPING
+//#define NO_ACTION_ONESHOT
+
+/* disable these deprecated features by default */
+#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
+
+/* Bootmagic Lite key configuration */
+// #define BOOTMAGIC_LITE_ROW 0
+// #define BOOTMAGIC_LITE_COLUMN 0
diff --git a/keyboards/helix/rev3_4rows/info.json b/keyboards/helix/rev3_4rows/info.json
new file mode 100644
index 0000000000..0ad2a7c3ca
--- /dev/null
+++ b/keyboards/helix/rev3_4rows/info.json
@@ -0,0 +1,17 @@
+{
+  "keyboard_name": "Helix rev3 4rows",
+  "url": "",
+  "maintainer": "yushakobo",
+  "width": 15,
+  "height": 4,
+  "layouts": {
+    "LAYOUT": {
+      "layout": [
+        {"x":0, "y":0}, {"x":1, "y":0}, {"x":2, "y":0}, {"x":3, "y":0}, {"x":4, "y":0}, {"x":5, "y":0},                                 {"x":9, "y":0}, {"x":10, "y":0}, {"x":11, "y":0}, {"x":12, "y":0}, {"x":13, "y":0}, {"x":14, "y":0},
+        {"x":0, "y":1}, {"x":1, "y":1}, {"x":2, "y":1}, {"x":3, "y":1}, {"x":4, "y":1}, {"x":5, "y":1},                                 {"x":9, "y":1}, {"x":10, "y":1}, {"x":11, "y":1}, {"x":12, "y":1}, {"x":13, "y":1}, {"x":14, "y":1},
+        {"x":0, "y":2}, {"x":1, "y":2}, {"x":2, "y":2}, {"x":3, "y":2}, {"x":4, "y":2}, {"x":5, "y":2},                                 {"x":9, "y":2}, {"x":10, "y":2}, {"x":11, "y":2}, {"x":12, "y":2}, {"x":13, "y":2}, {"x":14, "y":2},
+        {"x":0, "y":3}, {"x":1, "y":3}, {"x":2, "y":3}, {"x":3, "y":3}, {"x":4, "y":3}, {"x":5, "y":3}, {"x":6, "y":3}, {"x":8, "y":3}, {"x":9, "y":3}, {"x":10, "y":3}, {"x":11, "y":3}, {"x":12, "y":3}, {"x":13, "y":3}, {"x":14, "y":3}
+      ]
+    }
+  }
+}
diff --git a/keyboards/helix/rev3_4rows/keymaps/default/config.h b/keyboards/helix/rev3_4rows/keymaps/default/config.h
new file mode 100644
index 0000000000..ba446182d2
--- /dev/null
+++ b/keyboards/helix/rev3_4rows/keymaps/default/config.h
@@ -0,0 +1,19 @@
+/* Copyright 2020 yushakobo
+ *
+ * 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
+
+// place overrides here
diff --git a/keyboards/helix/rev3_4rows/keymaps/default/keymap.c b/keyboards/helix/rev3_4rows/keymaps/default/keymap.c
new file mode 100644
index 0000000000..a9a2c4acca
--- /dev/null
+++ b/keyboards/helix/rev3_4rows/keymaps/default/keymap.c
@@ -0,0 +1,193 @@
+/* Copyright 2020 yushakobo
+ *
+ * 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 names for use in layer keycodes and the keymap
+enum layer_names {
+  _QWERTY = 0,
+  _LOWER,
+  _RAISE,
+  _ADJUST
+};
+
+// Defines the keycodes used by our macros in process_record_user
+enum custom_keycodes {
+  EISU = SAFE_RANGE,
+  KANA,
+  ADJUST,
+  RGBRST
+};
+
+#define LOWER MO(_LOWER)
+#define RAISE MO(_RAISE)
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+  /* Qwerty
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * | Tab  |   Q  |   W  |   E  |   R  |   T  |             |   Y  |   U  |   I  |   O  |   P  | Bksp |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Ctrl |   A  |   S  |   D  |   F  |   G  |             |   H  |   J  |   K  |   L  |   ;  |  '   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Shift|   Z  |   X  |   C  |   V  |   B  |             |   N  |   M  |   ,  |   .  |   /  |Enter |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |Adjust| Esc  | Alt  | GUI  | EISU |Lower |Space |Space |Raise | KANA | Left | Down |  Up  |Right |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_QWERTY] = LAYOUT( \
+      KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC, \
+      KC_LCTL, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, \
+      KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT , \
+      ADJUST,  KC_ESC,  KC_LALT, KC_LGUI, EISU,    LOWER,   KC_SPC,  KC_SPC,  RAISE,   KANA,    KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT \
+      ),
+
+  /* Lower
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   ~  |   !  |   @  |   #  |   $  |   %  |             |   ^  |   &  |   *  |   (  |   )  |      |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   _  |   +  |   {  |   }  |  |   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | CAPS |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      | Home | End  |      |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_LOWER] = LAYOUT( \
+      KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC,                   KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, _______, \
+      _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6,   KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE, \
+      KC_CAPS, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,                    KC_F12,  _______, _______, KC_HOME, KC_END,  _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
+      ),
+
+  /* Raise
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Del  |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   -  |   =  |   [  |   ]  |  \   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | CAPS |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      |PageDn|PageUp|      |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_RAISE] = LAYOUT( \
+      KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                      KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_DEL, \
+      _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6,   KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC, KC_BSLS, \
+      KC_CAPS, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,                    KC_F12,  _______, _______, KC_PGDN, KC_PGUP, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
+      ),
+
+  /* Adjust (Lower + Raise)
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |             |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      | Reset|RGBRST|EEPRST|      |      |             |      |      |      |      |      |  Del |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |      |      |      |      | Mac  |             | Win  |      |RGB ON| HUE+ | SAT+ | VAL+ |
+   * |------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | MODE | HUE- | SAT- | VAL- |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_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,   RGBRST,  EEP_RST, _______, _______,                   _______, _______, _______, _______, _______, KC_DEL, \
+      _______, _______, _______, _______, _______, AG_NORM,                   AG_SWAP, _______, RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD \
+      )
+
+};
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) { /* Left side encoder */
+        if (clockwise) {
+            tap_code(KC_PGDN);
+        } else {
+            tap_code(KC_PGUP);
+        }
+    } else if (index == 1) { /* Right side encoder */
+        if (clockwise) {
+            tap_code(KC_DOWN);
+        } else {
+            tap_code(KC_UP);
+        }
+    }
+}
+
+layer_state_t layer_state_set_user(layer_state_t state) {
+  return update_tri_layer_state(state, _LOWER, _RAISE, _ADJUST);
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case EISU:
+      if (record->event.pressed) {
+        if (is_mac_mode()) {
+          register_code(KC_LANG2);
+        }else{
+          tap_code16(LALT(KC_GRAVE));
+        }
+      } else {
+        unregister_code(KC_LANG2);
+      }
+      return false;
+      break;
+    case KANA:
+      if (record->event.pressed) {
+        if (is_mac_mode()) {
+          register_code(KC_LANG1);
+        }else{
+          tap_code16(LALT(KC_GRAVE));
+        }
+      } else {
+        unregister_code(KC_LANG1);
+      }
+      return false;
+      break;
+    case ADJUST:
+      if (record->event.pressed) {
+        layer_on(_LOWER);
+        layer_on(_RAISE);
+      } else {
+        layer_off(_LOWER);
+        layer_off(_RAISE);
+      }
+      break;
+    case RGBRST:
+      #ifdef RGBLIGHT_ENABLE
+        if (record->event.pressed) {
+          eeconfig_update_rgblight_default();
+          rgblight_enable();
+        }
+      #endif
+      break;
+  }
+  return true;
+}
+
+/*
+void matrix_init_user(void) {
+
+}
+
+void matrix_scan_user(void) {
+
+}
+
+bool led_update_user(led_t led_state) {
+    return true;
+}
+*/
diff --git a/keyboards/helix/rev3_4rows/keymaps/default/readme.md b/keyboards/helix/rev3_4rows/keymaps/default/readme.md
new file mode 100644
index 0000000000..e747096851
--- /dev/null
+++ b/keyboards/helix/rev3_4rows/keymaps/default/readme.md
@@ -0,0 +1,66 @@
+# The default keymap for Helix rev3 4rows
+
+### Qwerty Layer (Base)
+```
+,-----------------------------------------.             ,-----------------------------------------.
+| Tab  |   Q  |   W  |   E  |   R  |   T  |             |   Y  |   U  |   I  |   O  |   P  | Bksp |
+|------+------+------+------+------+------|             |------+------+------+------+------+------|
+| Ctrl |   A  |   S  |   D  |   F  |   G  |             |   H  |   J  |   K  |   L  |   ;  |  '   |
+|------+------+------+------+------+------|             |------+------+------+------+------+------|
+| Shift|   Z  |   X  |   C  |   V  |   B  |             |   N  |   M  |   ,  |   .  |   /  |Enter |
+|------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+|Adjust| Esc  | Alt  | GUI  | EISU |Lower |Space |Space |Raise | KANA | Left | Down |  Up  |Right |
+`-------------------------------------------------------------------------------------------------'
+```
+### Lower Layer
+```
+,-----------------------------------------.             ,-----------------------------------------.
+|   ~  |   !  |   @  |   #  |   $  |   %  |             |   ^  |   &  |   *  |   (  |   )  |      |
+|------+------+------+------+------+------|             |------+------+------+------+------+------|
+|      |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   _  |   +  |   {  |   }  |  |   |
+|------+------+------+------+------+------|             |------+------+------+------+------+------|
+| CAPS |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      | Home | End  |      |
+|------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+|      |      |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+`-------------------------------------------------------------------------------------------------'
+```
+### Raise Layer
+```
+,-----------------------------------------.             ,-----------------------------------------.
+|   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Del  |
+|------+------+------+------+------+------|             |------+------+------+------+------+------|
+|      |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   -  |   =  |   [  |   ]  |  \   |
+|------+------+------+------+------+------|             |------+------+------+------+------+------|
+| CAPS |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      |PageDn|PageUp|      |
+|------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+|      |      |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+`-------------------------------------------------------------------------------------------------'
+```
+### Adjust Layer (Lower + Raise)
+```
+,-----------------------------------------.             ,-----------------------------------------.
+|  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |             |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |
+|------+------+------+------+------+------|             |------+------+------+------+------+------|
+|      | Reset|RGBRST|EEPRST|      |      |             |      |      |      |      |      |  Del |
+|------+------+------+------+------+------|             |------+------+------+------+------+------|
+|      |      |      |      |      | Mac  |             | Win  |      |RGB ON| HUE+ | SAT+ | VAL+ |
+|------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+|      |      |      |      |      |      |      |      |      |      | MODE | HUE- | SAT- | VAL- |
+`-------------------------------------------------------------------------------------------------'
+```
+
+### Rotary Encoder Settings
+
+|L/R|Clockwise|Counter Clockwise|
+|---|---|---|
+|Left|Page Down|Page Up|
+|Right|Down|Up|
+
+### DipSW Settings
+
+|Switch No.||
+|---|---|
+|Left 1|Toggle Win/mac|
+|Left 2|Not assigned|
+|Right 1|Not assigned|
+|Right 2|Not assigned|
diff --git a/keyboards/helix/rev3_4rows/keymaps/via/config.h b/keyboards/helix/rev3_4rows/keymaps/via/config.h
new file mode 100644
index 0000000000..ba446182d2
--- /dev/null
+++ b/keyboards/helix/rev3_4rows/keymaps/via/config.h
@@ -0,0 +1,19 @@
+/* Copyright 2020 yushakobo
+ *
+ * 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
+
+// place overrides here
diff --git a/keyboards/helix/rev3_4rows/keymaps/via/keymap.c b/keyboards/helix/rev3_4rows/keymaps/via/keymap.c
new file mode 100644
index 0000000000..5611c96b34
--- /dev/null
+++ b/keyboards/helix/rev3_4rows/keymaps/via/keymap.c
@@ -0,0 +1,180 @@
+/* Copyright 2020 yushakobo
+ *
+ * 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 names for use in layer keycodes and the keymap
+enum layer_names {
+  _QWERTY = 0,
+  _LOWER,
+  _RAISE,
+  _ADJUST
+};
+
+// Defines the keycodes used by our macros in process_record_user
+enum custom_keycodes {
+  EISU = SAFE_RANGE,
+  KANA,
+  ADJUST,
+  RGBRST
+};
+
+#define LOWER FN_MO13
+#define RAISE FN_MO23
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+  /* Qwerty
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * | Tab  |   Q  |   W  |   E  |   R  |   T  |             |   Y  |   U  |   I  |   O  |   P  | Bksp |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Ctrl |   A  |   S  |   D  |   F  |   G  |             |   H  |   J  |   K  |   L  |   ;  |  '   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Shift|   Z  |   X  |   C  |   V  |   B  |             |   N  |   M  |   ,  |   .  |   /  |Enter |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |Adjust| Esc  | Alt  | GUI  | EISU |Lower |Space |Space |Raise | KANA | Left | Down |  Up  |Right |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_QWERTY] = LAYOUT( \
+      KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC, \
+      KC_LCTL, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,                      KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT, \
+      KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,                      KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT , \
+      MO(_ADJUST), KC_ESC,  KC_LALT, KC_LGUI, EISU,    LOWER,   KC_SPC,  KC_SPC,  RAISE,   KANA,    KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT \
+      ),
+
+  /* Lower
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   ~  |   !  |   @  |   #  |   $  |   %  |             |   ^  |   &  |   *  |   (  |   )  |      |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   _  |   +  |   {  |   }  |  |   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | CAPS |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      | Home | End  |      |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_LOWER] = LAYOUT( \
+      KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC,                   KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, _______, \
+      _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6,   KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE, \
+      KC_CAPS, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,                    KC_F12,  _______, _______, KC_HOME, KC_END,  _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
+      ),
+
+  /* Raise
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Del  |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   -  |   =  |   [  |   ]  |  \   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | CAPS |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      |PageDn|PageUp|      |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_RAISE] = LAYOUT( \
+      KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                      KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_DEL, \
+      _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6,   KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC, KC_BSLS, \
+      KC_CAPS, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,                    KC_F12,  _______, _______, KC_PGDN, KC_PGUP, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
+      ),
+
+  /* Adjust (Lower + Raise)
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |             |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      | Reset|RGBRST|      |      |      |             |      |      |      |      |      |  Del |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |      |      |      |      | Mac  |             | Win  |      |RGB ON| HUE+ | SAT+ | VAL+ |
+   * |------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | MODE | HUE- | SAT- | VAL- |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_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,   RGBRST,  _______, _______, _______,                   _______, _______, _______, _______, _______, KC_DEL, \
+      _______, _______, _______, _______, _______, AG_NORM,                   AG_SWAP, _______, RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD \
+      )
+
+};
+
+void encoder_update_user(uint8_t index, bool clockwise) {
+    if (index == 0) { /* Left side encoder */
+        if (clockwise) {
+            tap_code(KC_PGDN);
+        } else {
+            tap_code(KC_PGUP);
+        }
+    } else if (index == 1) { /* Right side encoder */
+        if (clockwise) {
+            tap_code(KC_DOWN);
+        } else {
+            tap_code(KC_UP);
+        }
+    }
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case EISU:
+      if (record->event.pressed) {
+        if (is_mac_mode()) {
+          register_code(KC_LANG2);
+        }else{
+          tap_code16(LALT(KC_GRAVE));
+        }
+      } else {
+        unregister_code(KC_LANG2);
+      }
+      return false;
+      break;
+    case KANA:
+      if (record->event.pressed) {
+        if (is_mac_mode()) {
+          register_code(KC_LANG1);
+        }else{
+          tap_code16(LALT(KC_GRAVE));
+        }
+      } else {
+        unregister_code(KC_LANG1);
+      }
+      return false;
+      break;
+    case RGBRST:
+      #ifdef RGBLIGHT_ENABLE
+        if (record->event.pressed) {
+          eeconfig_update_rgblight_default();
+          rgblight_enable();
+        }
+      #endif
+      break;
+  }
+  return true;
+}
+
+/*
+void matrix_init_user(void) {
+
+}
+
+void matrix_scan_user(void) {
+
+}
+
+bool led_update_user(led_t led_state) {
+    return true;
+}
+*/
diff --git a/keyboards/helix/rev3_4rows/keymaps/via/readme.md b/keyboards/helix/rev3_4rows/keymaps/via/readme.md
new file mode 100644
index 0000000000..34030075f8
--- /dev/null
+++ b/keyboards/helix/rev3_4rows/keymaps/via/readme.md
@@ -0,0 +1,66 @@
+# The default VIA keymap for Helix rev3 4rows
+
+### Qwerty Layer (Base)
+```
+,-----------------------------------------.             ,-----------------------------------------.
+| Tab  |   Q  |   W  |   E  |   R  |   T  |             |   Y  |   U  |   I  |   O  |   P  | Bksp |