Keymap: add yshrsmz keymaps (#3770)

* add ergo42 keymap

* add helix keymap

* add keymap for lets_split

* Add keymap for nyquist

* update keymaps to address review comments

- remove unneeded include
- use `#pragma once`

13 files changed, 1384 insertions, 0 deletions

diff --git a/keyboards/ergo42/keymaps/yshrsmz/config.h b/keyboards/ergo42/keymaps/yshrsmz/config.h
new file mode 100644
index 0000000000..1892ef6529
--- /dev/null
+++ b/keyboards/ergo42/keymaps/yshrsmz/config.h
@@ -0,0 +1,36 @@
+/*
+This is the c configuration file for the keymap
+
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+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
+
+/* Use I2C or Serial, not both */
+
+#define USE_SERIAL
+// #define USE_I2C
+
+/* Select hand configuration */
+
+#define MASTER_LEFT
+// #define MASTER_RIGHT
+// #define EE_HANDS
+
+/* auto shift config */
+#define AUTO_SHIFT_TIMEOUT 150
+
diff --git a/keyboards/ergo42/keymaps/yshrsmz/keymap.c b/keyboards/ergo42/keymaps/yshrsmz/keymap.c
new file mode 100644
index 0000000000..a4a83a2e1b
--- /dev/null
+++ b/keyboards/ergo42/keymaps/yshrsmz/keymap.c
@@ -0,0 +1,166 @@
+#include QMK_KEYBOARD_H
+
+extern keymap_config_t keymap_config;
+
+#define _BASE 0
+#define _META 1
+#define _SYMB 2
+#define _GAME 3
+
+
+enum custom_keycodes {
+  BASE = SAFE_RANGE,
+  META,
+  SYMB,
+  GAME,
+  EISU,
+  KANA
+};
+
+// Fillers to make layering more clear
+#define _______ KC_TRNS
+#define XXXXXXX KC_NO
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+/* BASE
+ * ,------------------------------------------------.   ,------------------------------------------------.
+ * |  =   |   Q  |   W  |   E  |   R  |   T  |  [   |   |  ]   |   Y  |   U  |   I  |   O  |   P  |  -   |
+ * |------+------+------+------+------+------+------|   |-------------+------+------+------+------+------|
+ * | Tab  |   A  |   S  |   D  |   F  |   G  |  (   |   |  )   |   H  |   J  |   K  |   L  |   ;  |  '   |
+ * |------+------+------+------+------+------+------|   |------|------+------+------+------+------+------|
+ * | Sft  |   Z  |   X  |   C  |   V  |   B  |  {   |   |  }   |   N  |   M  |   ,  |   .  |   /  |\/Sft |
+ * |------+------+------+------+------+------+------|   |------+------+------+------+------+------+------|
+ * | EISU | Ctrl | Alt  | GUI  | ESC/ |Del   |Back  |   |Enter |Space | META | GUI  |=>GAME|=>SYMB| KANA |
+ * |      |      |      |      | SYMB |      |Space |   |      |      |      |      |      |      |      |
+ * `------------------------------------------------'   `------------------------------------------------'
+ */
+
+[_BASE] = LAYOUT( \
+  KC_EQL,  KC_Q,     KC_W,    KC_E,    KC_R,             KC_T,     KC_LBRC,  KC_RBRC,    KC_Y,    KC_U,    KC_I,     KC_O,     KC_P,     KC_MINS, \
+  KC_TAB,  KC_A,     KC_S,    KC_D,    KC_F,             KC_G,     KC_LPRN,  KC_RPRN,    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_LCBR,  KC_RCBR,    KC_N,    KC_M,    KC_COMM,  KC_DOT,   KC_SLSH,  KC_BSLS, \
+  EISU,    KC_LCTRL, KC_LALT, KC_LGUI, LT(_SYMB, KC_ESC),KC_DEL,   KC_BSPC,     KC_ENT,    KC_SPC,  META,    KC_LGUI,  TG(_GAME), TG(_SYMB), KANA \
+),
+
+/* META
+ * ,------------------------------------------------.   ,------------------------------------------------.
+ * |   `  |   1  |   2  |   3  |   4  |   5  |      |   |      |   6  |   7  |   8  |   9  |   0  |      |
+ * |------+------+------+------+------+------+------|   |-------------+------+------+------+------+------|
+ * |      |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   |      | Left | Down |  Up  |Right | PgUp |      |
+ * |------+------+------+------+------+------+------|   |------|------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  | F10  | F11  | F12  |   |      | Home | End  |Alt+← |Alt+→ | PgDn |      |
+ * |------+------+------+------+------+------+------|   |------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |   |      |      |      |Reset |      |      |      |
+ * |      |      |      |      |      |      |      |   |      |      |      |      |      |      |      |
+ * `------------------------------------------------'   `------------------------------------------------'
+ */
+
+[_META] = LAYOUT( \
+  KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    _______, _______, KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_MINS, \
+  _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   _______, KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_PGUP, _______, \
+  _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  _______, KC_HOME, KC_END,  LALT(KC_LEFT), LALT(KC_RGHT), KC_PGDN, _______, \
+  _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RESET,   _______, _______, _______ \
+),
+
+/* SYMB
+ * ,------------------------------------------------.   ,------------------------------------------------.
+ * |  ~   |   !  |   @  |   #  |   $  |   %  |      |   |      |   ^  |  &   |   *  |   (  |   )  |   -  |
+ * |------+------+------+------+------+------+------|   |-------------+------+------+------+------+------|
+ * |      |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   |      | Left | Down |  Up  |Right | PgUp |      |
+ * |------+------+------+------+------+------+------|   |------|------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  | F10  | F11  | F12  |   |      | Home | End  |Alt+← |Alt+→ | PgDn |      |
+ * |------+------+------+------+------+------+------|   |------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |   |      |      |      |Reset |      |      |      |
+ * |      |      |      |      |      |      |      |   |      |      |      |      |      |      |      |
+ * `------------------------------------------------'   `------------------------------------------------'
+ */
+
+[_SYMB] = LAYOUT( \
+  KC_TILD, S(KC_1),  S(KC_2), S(KC_3), S(KC_4), S(KC_5), _______, _______, S(KC_6), S(KC_7), S(KC_8), S(KC_9), S(KC_0), _______, \
+  _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,   _______, KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_PGUP, _______, \
+  _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,  _______, KC_HOME, KC_END,  LALT(KC_LEFT), LALT(KC_RGHT), KC_PGDN, _______, \
+  _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RESET,   _______, _______, _______ \
+),
+
+/* GAME
+ * ,------------------------------------------------.   ,------------------------------------------------.
+ * | Tab  |   Q  |   W  |   E  |   R  |   T  |  [   |   |  ]   |   Y  |   U  |   I  |   O  |   P  |  @   |
+ * |------+------+------+------+------+------+------|   |-------------+------+------+------+------+------|
+ * | Alt  |   A  |   S  |   D  |   F  |   G  |  (   |   |  )   |   H  |   J  |   K  |   L  |   ;  |  :   |
+ * |------+------+------+------+------+------+------|   |------|------+------+------+------+------+------|
+ * | Sft  |   Z  |   X  |   C  |   V  |   B  |  {   |   |  }   |   N  |   M  |   ,  |   .  |   /  |\/Sft |
+ * |------+------+------+------+------+------+------|   |------+------+------+------+------+------+------|
+ * | Ctrl | GUI  |  App |PrtSc | ESC  |Space |Tab   |   |Back  |Enter | Del  |PrtSc |=>GAME|=>SYMB|  \   |
+ * |      |      |      |      |      |      |      |   |Space |      |      |      |      |      |      |
+ * `------------------------------------------------'   `------------------------------------------------'
+ */
+[_GAME] = LAYOUT( \
+  KC_TAB,   KC_Q,    KC_W,   KC_E,    KC_R,   KC_T,   KC_RBRC,    KC_BSLS,    KC_Y,   KC_U,    KC_I,     KC_O,    KC_P,    KC_LBRC, \
+  KC_LALT,  KC_A,    KC_S,   KC_D,    KC_F,   KC_G,   S(KC_8),    S(KC_9),    KC_H,   KC_J,    KC_K,     KC_L,    KC_SCLN, KC_QUOT, \
+  KC_LSFT,  KC_Z,    KC_X,   KC_C,    KC_V,   KC_B,   S(KC_RBRC), S(KC_BSLS), KC_N,   KC_M,    KC_COMM,  KC_DOT,  KC_SLSH, SFT_T(KC_RO), \
+  KC_LCTRL, KC_LGUI, KC_APP, KC_PSCR, KC_ESC, KC_SPC, KC_TAB,     KC_BSPC,    KC_ENT, KC_DELT, KC_PSCR,  _______, _______, KC_JYEN \
+)
+
+};
+
+void persistent_default_layer_set(uint16_t default_layer) {
+  eeconfig_update_default_layer(default_layer);
+  default_layer_set(default_layer);
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case BASE:
+      if (record->event.pressed) {
+        persistent_default_layer_set(1UL<<_BASE);
+      }
+      return false;
+      break;
+    case META:
+      if (record->event.pressed) {
+        layer_on(_META);
+        update_tri_layer(_META, _SYMB, _GAME);
+      } else {
+        layer_off(_META);
+        update_tri_layer(_META, _SYMB, _GAME);
+      }
+      return false;
+      break;
+    case SYMB:
+      if (record->event.pressed) {
+        layer_on(_SYMB);
+        update_tri_layer(_META, _SYMB, _GAME);
+      } else {
+        layer_off(_SYMB);
+        update_tri_layer(_META, _SYMB, _GAME);
+      }
+      return false;
+      break;
+    case GAME:
+      if (record->event.pressed) {
+        layer_on(_GAME);
+      } else {
+        layer_off(_GAME);
+      }
+      return false;
+      break;
+    case EISU:
+      if (record->event.pressed) {
+        register_code(KC_LANG2);
+      } else {
+        unregister_code(KC_LANG2);
+      }
+      return false;
+      break;
+    case KANA:
+      if (record->event.pressed) {
+        register_code(KC_LANG1);
+      } else {
+        unregister_code(KC_LANG1);
+      }
+      return false;
+      break;
+  }
+  return true;
+}
diff --git a/keyboards/ergo42/keymaps/yshrsmz/rules.mk b/keyboards/ergo42/keymaps/yshrsmz/rules.mk
new file mode 100644
index 0000000000..a779882fad
--- /dev/null
+++ b/keyboards/ergo42/keymaps/yshrsmz/rules.mk
@@ -0,0 +1,4 @@
+RGBLIGHT_ENABLE = no
+BACKLIGHT_ENABLE = no
+
+AUTO_SHIFT_ENABLE = yes
diff --git a/keyboards/helix/rev2/keymaps/yshrsmz/config.h b/keyboards/helix/rev2/keymaps/yshrsmz/config.h
new file mode 100644
index 0000000000..a1cd126eef
--- /dev/null
+++ b/keyboards/helix/rev2/keymaps/yshrsmz/config.h
@@ -0,0 +1,23 @@
+/*
+This is the c configuration file for the keymap
+
+Copyright 2012 Jun Wako <wakojun@gmail.com>
+Copyright 2015 Jack Humbert
+
+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
+
+/* auto shift config */
+#define AUTO_SHIFT_TIMEOUT 150
diff --git a/keyboards/helix/rev2/keymaps/yshrsmz/keymap.c b/keyboards/helix/rev2/keymaps/yshrsmz/keymap.c
new file mode 100644
index 0000000000..cce28796e6
--- /dev/null
+++ b/keyboards/helix/rev2/keymaps/yshrsmz/keymap.c
@@ -0,0 +1,558 @@
+#include QMK_KEYBOARD_H
+#include "bootloader.h"
+#ifdef PROTOCOL_LUFA
+#include "lufa.h"
+#include "split_util.h"
+#endif
+#ifdef AUDIO_ENABLE
+  #include "audio.h"
+#endif
+#ifdef SSD1306OLED
+  #include "ssd1306.h"
+#endif
+
+extern keymap_config_t keymap_config;
+
+#ifdef RGBLIGHT_ENABLE
+//Following line allows macro to read current RGB settings
+extern rgblight_config_t rgblight_config;
+#endif
+
+extern uint8_t is_master;
+
+// Each layer gets a name for readability, which is then used in the keymap matrix below.
+// The underscores don't mean anything - you can have a layer called STUFF or any other name.
+// Layer names don't all need to be of the same length, obviously, and you can also skip them
+// entirely and just use numbers.
+enum layer_number {
+    _QWERTY = 0,
+    _LOWER,
+    _RAISE,
+    _FUNC,
+    _ADJUST
+};
+
+enum custom_keycodes {
+  QWERTY = SAFE_RANGE,
+  LOWER,
+  RAISE,
+  FUNC,
+  ADJUST,
+  EISU,
+  KANA
+};
+
+enum macro_keycodes {
+  KC_SAMPLEMACRO,
+};
+
+
+// Fillers to make layering more clear
+#define _______ KC_TRNS
+#define XXXXXXX KC_NO
+//Macros
+#define M_SAMPLE M(KC_SAMPLEMACRO)
+
+#if HELIX_ROWS == 5
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+  /* Qwerty
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  |  =   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Tab  |   Q  |   W  |   E  |   R  |   T  |             |   Y  |   U  |   I  |   O  |   P  |  -   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | ESC  |   A  |   S  |   D  |   F  |   G  |             |   H  |   J  |   K  |   L  |   ;  |  '   |
+   * |------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+   * |Shift |   Z  |   X  |   C  |   V  |   B  | Fn   | Fn   |   N  |   M  |   ,  |   .  |   /  |Shift |
+   * |------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+   * | EISU | Ctrl | Alt  | GUI  |Lower |Space | Bksp |Enter |Space |Raise | GUI  | Alt  | Ctrl | KANA |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_QWERTY] = LAYOUT( \
+      KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                      KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_EQL, \
+      KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_MINS, \
+      KC_ESC, 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,    FUNC,    FUNC,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT , \
+      EISU,    KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_BSPC, KC_ENT,  KC_SPC,  RAISE,   KC_RGUI, KC_RALT, KC_RCTL, KANA \
+      ),
+
+  /* Lower
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   ~  |   !  |   @  |   #  |   $  |   %  |             |   ^  |   &  |   *  |   (  |   )  |      |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |   ~  |   !  |   @  |   #  |   $  |   %  |             |   ^  |   &  |   *  |   (  |   )  |      |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   _  |   +  |   {  |   }  |  |   |
+   * |------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+   * |      |  F7  |  F8  |  F9  |  F10 |  F11 |      |      |  F12 |      |      |      |      |      |
+   * |------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | 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_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC,                   KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, _______, \
+      KC_DEL,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6,   KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE, \
+      _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  _______, _______, KC_F12,  _______, _______, _______, _______, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
+      ),
+
+  /* Raise
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Bksp |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Del  |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   -  |   =  |   [  |   ]  |  \   |
+   * |------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+   * |      |  F7  |  F8  |  F9  |  F10 |  F11 |      |      |  F12 |      |      |      |      |      |
+   * |------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | 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_BSPC, \
+      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_DEL,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6,   KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC, KC_BSLS, \
+      _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  _______, _______, KC_F12,  _______, _______, _______, _______, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
+      ),
+
+  /* Func
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Bksp |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Del  |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |      |      |      |      |      |             | LEFT | DOWN |  UP  |RIGHT | PGUP |      |
+   * |------+------+------+------+------+------|------+------|------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      | HOME | END  |Alt+← |Alt+→ | PGDN |      |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_FUNC] = LAYOUT( \
+      KC_GRV,  KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                      KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    KC_BSPC, \
+      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_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_PGUP, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, KC_HOME, KC_END,  LALT(KC_LEFT), LALT(KC_RGHT), KC_PGDN, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
+      ),
+
+  /* Adjust (Lower + Raise)
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |             |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      | Reset|      |      |      |      |             |      |      |      |      |      |  Del |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |      |      |Aud on|Audoff| Mac  |             | Win  |Qwerty|      |      |      |      |
+   * |------+------+------+------+------+------+------+------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      |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,   _______, _______, _______, _______,                   _______, _______, _______, _______, _______, KC_DEL, \
+      _______, _______, _______, AU_ON,   AU_OFF,  AG_NORM,                   AG_SWAP, QWERTY,  _______, _______, _______, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SMOD,RGB_HUD, RGB_SAD, RGB_VAD \
+      )
+};
+
+#elif HELIX_ROWS == 4
+
+const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
+
+  /* Qwerty
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   =  |   Q  |   W  |   E  |   R  |   T  |             |   Y  |   U  |   I  |   O  |   P  |  -   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Esc  |   A  |   S  |   D  |   F  |   G  |             |   H  |   J  |   K  |   L  |   ;  |  '   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Shift|   Z  |   X  |   C  |   V  |   B  |             |   N  |   M  |   ,  |   .  |   /  |Enter |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * | EISU | Ctrl | Alt  | GUI  |ESC/Lower | Func | Bksp |Enter |Space |Raise | GUI  | Alt  | Ctrl | KANA |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_QWERTY] = LAYOUT( \
+      KC_EQL,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                      KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_MINS, \
+      KC_TAB,  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 , \
+      EISU,    KC_LCTL, KC_LALT, KC_LGUI, LT(_LOWER, KC_ESC),   FUNC,  KC_BSPC, KC_ENT,    KC_SPC,  RAISE,   KC_RGUI, KC_RALT, KC_RCTL, KANA \
+      ),
+
+  /* Lower
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   ~  |   !  |   @  |   #  |   $  |   %  |             |   ^  |   &  |   *  |   (  |   )  |      |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   _  |   +  |   {  |   }  |  |   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      |      |      |      |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | 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_DEL,  KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,                     KC_F6,   KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_PIPE, \
+      _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,                    KC_F12,  _______, _______, _______, _______, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, 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  |   -  |   =  |   [  |   ]  |  \   |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      |      |      |      |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | 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_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,                    KC_F12,  _______, _______, _______, _______, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
+      ),
+
+    /* Func
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Del  |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |      |      |      |      |      |             | LEFT | DOWN |  UP  |RIGHT | PGUP |      |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |      |      |      |      |      |             | HOME | END  |Alt+← |Alt+→ | PGDN |      |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | Next | Vol- | Vol+ | Play |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_FUNC] = 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_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_PGUP, _______, \
+      _______, _______, _______, _______, _______, _______,                   KC_HOME, KC_END,  LALT(KC_LEFT), LALT(KC_RGHT), KC_PGDN, _______, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY \
+      ),
+
+  /* Adjust (Lower + Raise)
+   * ,-----------------------------------------.             ,-----------------------------------------.
+   * |      | Reset|      |      |      |      |             |      |      |      |      |      |  Del |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |      |      |Aud on|Audoff| Mac  |             | Win  |Qwerty|      |      |      |      |
+   * |------+------+------+------+------+------|             |------+------+------+------+------+------|
+   * |      |      |      |      |      |      |             |      |      |RGB ON| HUE+ | SAT+ | VAL+ |
+   * |------+------+------+------+------+------+-------------+------+------+------+------+------+------|
+   * |      |      |      |      |      |      |      |      |      |      | MODE | HUE- | SAT- | VAL- |
+   * `-------------------------------------------------------------------------------------------------'
+   */
+  [_ADJUST] =  LAYOUT( \
+      _______, RESET,   _______, _______, _______, _______,                   _______, _______, _______, _______, _______, KC_DEL, \
+      _______, _______, _______, AU_ON,   AU_OFF,  AG_NORM,                   AG_SWAP, QWERTY,  _______, _______, _______, _______, \
+      _______, _______, _______, _______, _______, _______,                   _______, _______, RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, \
+      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_SMOD,RGB_HUD, RGB_SAD, RGB_VAD \
+      )
+};
+
+#else
+#error "undefined keymaps"
+#endif
+
+
+#ifdef AUDIO_ENABLE
+
+float tone_qwerty[][2]     = SONG(QWERTY_SOUND);
+float tone_dvorak[][2]     = SONG(DVORAK_SOUND);
+float tone_colemak[][2]    = SONG(COLEMAK_SOUND);
+float tone_plover[][2]     = SONG(PLOVER_SOUND);
+float tone_plover_gb[][2]  = SONG(PLOVER_GOODBYE_SOUND);
+float music_scale[][2]     = SONG(MUSIC_SCALE_SOUND);
+#endif
+
+// define variables for reactive RGB
+bool TOG_STATUS = false;
+int RGB_current_mode;
+
+void persistent_default_layer_set(uint16_t default_layer) {
+  eeconfig_update_default_layer(default_layer);
+  default_layer_set(default_layer);
+}
+
+// Setting ADJUST layer RGB back to default
+void update_tri_layer_RGB(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
+  if (IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2)) {
+    #ifdef RGBLIGHT_ENABLE
+      //rgblight_mode(RGB_current_mode);
+    #endif
+    layer_on(layer3);
+  } else {
+    layer_off(layer3);
+  }
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          PLAY_SONG(tone_qwerty);
+        #endif
+        persistent_default_layer_set(1UL<<_QWERTY);
+      }
+      return false;
+      break;
+    case LOWER:
+      if (record->event.pressed) {
+          //not sure how to have keyboard check mode and set it to a variable, so my work around
+          //uses another variable that would be set to true after the first time a reactive key is pressed.
+        if (TOG_STATUS) { //TOG_STATUS checks is another reactive key currently pressed, only changes RGB mode if returns false
+        } else {
+          TOG_STATUS = !TOG_STATUS;
+          #ifdef RGBLIGHT_ENABLE
+            //rgblight_mode(16);
+          #endif
+        }
+        layer_on(_LOWER);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      } else {
+        #ifdef RGBLIGHT_ENABLE
+          //rgblight_mode(RGB_current_mode);   // revert RGB to initial mode prior to RGB mode change
+        #endif
+        TOG_STATUS = false;
+        layer_off(_LOWER);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case RAISE:
+      if (record->event.pressed) {
+        //not sure how to have keyboard check mode and set it to a variable, so my work around
+        //uses another variable that would be set to true after the first time a reactive key is pressed.
+        if (TOG_STATUS) { //TOG_STATUS checks is another reactive key currently pressed, only changes RGB mode if returns false
+        } else {
+          TOG_STATUS = !TOG_STATUS;
+          #ifdef RGBLIGHT_ENABLE
+            //rgblight_mode(15);
+          #endif
+        }
+        layer_on(_RAISE);
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      } else {
+        #ifdef RGBLIGHT_ENABLE
+          //rgblight_mode(RGB_current_mode);  // revert RGB to initial mode prior to RGB mode change
+        #endif
+        layer_off(_RAISE);
+        TOG_STATUS = false;
+        update_tri_layer_RGB(_LOWER, _RAISE, _ADJUST);
+      }
+      return false;
+      break;
+    case FUNC:
+      if (record->event.pressed) {
+          layer_on(_FUNC);
+        } else {
+          layer_off(_FUNC);
+        }
+        return false;
+        break;
+    case ADJUST:
+        if (record->event.pressed) {
+          layer_on(_ADJUST);
+        } else {
+          layer_off(_ADJUST);
+        }
+        return false;
+        break;
+      //led operations - RGB mode change now updates the RGB_current_mode to allow the right RGB mode to be set after reactive keys are released
+    case RGB_MOD:
+      #ifdef RGBLIGHT_ENABLE
+        if (record->event.pressed) {
+          rgblight_mode(RGB_current_mode);
+          rgblight_step();
+          RGB_current_mode = rgblight_config.mode;
+        }
+      #endif
+      return false;
+      break;
+    case EISU:
+      if (record->event.pressed) {
+        if(keymap_config.swap_lalt_lgui==false){
+          register_code(KC_LANG2);
+        }else{
+          SEND_STRING(SS_LALT("`"));
+        }
+      } else {
+        unregister_code(KC_LANG2);
+      }
+      return false;
+      break;
+    case KANA:
+      if (record->event.pressed) {
+        if(keymap_config.swap_lalt_lgui==false){
+          register_code(KC_LANG1);
+        }else{
+          SEND_STRING(SS_LALT("`"));
+        }
+      } else {
+        unregister_code(KC_LANG1);
+      }
+      return false;
+      break;
+  }
+  return true;
+}
+
+void matrix_init_user(void) {
+    #ifdef AUDIO_ENABLE
+        startup_user();
+    #endif
+    #ifdef RGBLIGHT_ENABLE
+      RGB_current_mode = rgblight_config.mode;
+    #endif
+    //SSD1306 OLED init, make sure to add #define SSD1306OLED in config.h
+    #ifdef SSD1306OLED
+        iota_gfx_init(!has_usb());   // turns on the display
+    #endif
+}
+
+
+#ifdef AUDIO_ENABLE
+
+void startup_user()
+{
+    _delay_ms(20); // gets rid of tick
+}
+
+void shutdown_user()
+{
+    _delay_ms(150);
+    stop_all_notes();
+}
+
+void music_on_user(void)
+{
+    music_scale_user();
+}
+
+void music_scale_user(void)
+{
+    PLAY_SONG(music_scale);
+}
+
+#endif
+
+
+//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
+#ifdef SSD1306OLED
+
+// hook point for 'led_test' keymap
+//   'default' keymap's led_test_init() is empty function, do nothing
+//   'led_test' keymap's led_test_init() force rgblight_mode_noeeprom(35);
+__attribute__ ((weak))
+void led_test_init(void) {}
+
+void matrix_scan_user(void) {
+     led_test_init();
+     iota_gfx_task();  // this is what updates the display continuously
+}
+
+void matrix_update(struct CharacterMatrix *dest,
+                          const struct CharacterMatrix *source) {
+  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
+    memcpy(dest->display, source->display, sizeof(dest->display));
+    dest->dirty = true;
+  }
+}
+
+//assign the right code to your layers for OLED display
+#define L_BASE 0
+#define L_LOWER (1<<_LOWER)
+#define L_RAISE (1<<_RAISE)
+#define L_FUNC (1<<_FUNC)
+#define L_ADJUST (1<<_ADJUST)
+#define L_ADJUST_TRI (L_ADJUST|L_RAISE|L_LOWER)
+
+static void render_logo(struct CharacterMatrix *matrix) {
+
+  static char logo[]={
+    0x80,0x81,0x82,0x83,0x84,0x85,0x86,0x87,0x88,0x89,0x8a,0x8b,0x8c,0x8d,0x8e,0x8f,0x90,0x91,0x92,0x93,0x94,
+    0xa0,0xa1,0xa2,0xa3,0xa4,0xa5,0xa6,0xa7,0xa8,0xa9,0xaa,0xab,0xac,0xad,0xae,0xaf,0xb0,0xb1,0xb2,0xb3,0xb4,
+    0xc0,0xc1,0xc2,0xc3,0xc4,0xc5,0xc6,0xc7,0xc8,0xc9,0xca,0xcb,0xcc,0xcd,0xce,0xcf,0xd0,0xd1,0xd2,0xd3,0xd4,
+    0};
+  matrix_write(matrix, logo);
+  //matrix_write_P(&matrix, PSTR(" Split keyboard kit"));
+}
+
+