add sample and wavetable examples, parsers for both

start morphing wavetable
refined a bit
2019-06-05 00:47:31 -04:00 · 2019-06-04 02:32:07 -04:00 · 2019-06-02 16:42:36 -04:00 · 2019-06-01 13:11:27 -04:00 · 2019-06-01 02:02:58 -04:00 · 2019-06-01 01:37:54 -04:00
47 changed files with 7320 additions and 1523 deletions
@@ -51,6 +51,9 @@
 #undef AUDIO_VOICES
 #undef C6_AUDIO

+#define A5_AUDIO
+#define DAC_OFF_VALUE 4095
+
 /* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
 #define DEBOUNCE 6

@@ -0,0 +1,39 @@
+#pragma once
+
+#ifdef AUDIO_ENABLE
+    #define STARTUP_SONG SONG(PLANCK_SOUND)
+    // #define STARTUP_SONG SONG(NO_SOUND)
+
+    #define DEFAULT_LAYER_SONGS { SONG(QWERTY_SOUND), \
+                                  SONG(COLEMAK_SOUND), \
+                                  SONG(DVORAK_SOUND) \
+                                }
+#endif
+
+/*
+ * 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 2
+
+// Most tactile encoders have detents every 4 stages
+#define ENCODER_RESOLUTION 4
+
@@ -0,0 +1,298 @@
+/* Copyright 2019 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/>.
+ */
+
+#include QMK_KEYBOARD_H
+
+extern keymap_config_t keymap_config;
+
+enum planck_layers {
+  _QWERTY,
+  _COLEMAK,
+  _DVORAK,
+  _LOWER,
+  _RAISE,
+  _PLOVER,
+  _ADJUST
+};
+
+enum planck_keycodes {
+  QWERTY = SAFE_RANGE,
+  COLEMAK,
+  DVORAK,
+  PLOVER,
+  BACKLIT,
+  EXT_PLV
+};
+
+#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 |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   S  |   D  |   F  |   G  |   H  |   J  |   K  |   L  |   ;  |  "   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   Z  |   X  |   C  |   V  |   B  |   N  |   M  |   ,  |   .  |   /  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Brite| Ctrl | Alt  | GUI  |Lower |    Space    |Raise | Left | Down |  Up  |Right |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_QWERTY] = LAYOUT_planck_grid(
+    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_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,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT ,
+    BACKLIT, KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
+),
+
+/* Colemak
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   Q  |   W  |   F  |   P  |   G  |   J  |   L  |   U  |   Y  |   ;  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   R  |   S  |   T  |   D  |   H  |   N  |   E  |   I  |   O  |  "   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   Z  |   X  |   C  |   V  |   B  |   K  |   M  |   ,  |   .  |   /  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Brite| Ctrl | Alt  | GUI  |Lower |    Space    |Raise | Left | Down |  Up  |Right |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_COLEMAK] = LAYOUT_planck_grid(
+    KC_TAB,  KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,    KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC,
+    KC_ESC,  KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT,
+    KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT ,
+    BACKLIT, KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
+),
+
+/* Dvorak
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   "  |   ,  |   .  |   P  |   Y  |   F  |   G  |   C  |   R  |   L  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   O  |   E  |   U  |   I  |   D  |   H  |   T  |   N  |   S  |  /   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   ;  |   Q  |   J  |   K  |   X  |   B  |   M  |   W  |   V  |   Z  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Brite| Ctrl | Alt  | GUI  |Lower |    Space    |Raise | Left | Down |  Up  |Right |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_DVORAK] = LAYOUT_planck_grid(
+    KC_TAB,  KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,    KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC,
+    KC_ESC,  KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_SLSH,
+    KC_LSFT, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    KC_ENT ,
+    BACKLIT, KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
+),
+
+/* Lower
+ * ,-----------------------------------------------------------------------------------.
+ * |   ~  |   !  |   @  |   #  |   $  |   %  |   ^  |   &  |   *  |   (  |   )  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   _  |   +  |   {  |   }  |  |   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |ISO ~ |ISO | | Home | End  |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |             |      | Next | Vol- | Vol+ | Play |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_LOWER] = LAYOUT_planck_grid(
+    KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR,    KC_ASTR,    KC_LPRN, KC_RPRN, KC_BSPC,
+    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,  S(KC_NUHS), S(KC_NUBS), KC_HOME, KC_END,  _______,
+    _______, _______, _______, _______, _______, _______, _______, _______,    KC_MNXT,    KC_VOLD, KC_VOLU, KC_MPLY
+),
+
+/* Raise
+ * ,-----------------------------------------------------------------------------------.
+ * |   `  |   1  |   2  |   3  |   4  |   5  |   6  |   7  |   8  |   9  |   0  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   -  |   =  |   [  |   ]  |  \   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |ISO # |ISO / |Pg Up |Pg Dn |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |             |      | Next | Vol- | Vol+ | Play |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_RAISE] = LAYOUT_planck_grid(
+    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_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_NUHS, KC_NUBS, KC_PGUP, KC_PGDN, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY
+),
+
+/* Plover layer (http://opensteno.org)
+ * ,-----------------------------------------------------------------------------------.
+ * |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |   S  |   T  |   P  |   H  |   *  |   *  |   F  |   P  |   L  |   T  |   D  |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |   S  |   K  |   W  |   R  |   *  |   *  |   R  |   B  |   G  |   S  |   Z  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Exit |      |      |   A  |   O  |             |   E  |   U  |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_PLOVER] = LAYOUT_planck_grid(
+    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1   ,
+    XXXXXXX, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC,
+    XXXXXXX, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,
+    EXT_PLV, XXXXXXX, XXXXXXX, KC_C,    KC_V,    XXXXXXX, XXXXXXX, KC_N,    KC_M,    XXXXXXX, XXXXXXX, XXXXXXX
+),
+
+/* Adjust (Lower + Raise)
+ * ,-----------------------------------------------------------------------------------.
+ * |      | Reset|      |      |      |      |      |      |      |      |      |  Del |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |      |      |Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak|Plover|      |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |Voice-|Voice+|Mus on|Musoff|MIDIon|MIDIof|      |      |      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |             |      |      |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_ADJUST] = LAYOUT_planck_grid(
+    _______, RESET,   DEBUG,   RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD,  RGB_VAI, RGB_VAD, KC_DEL ,
+    _______, _______, MU_MOD,  AU_ON,   AU_OFF,  AG_NORM, AG_SWAP, QWERTY,  COLEMAK,  DVORAK,  PLOVER,  _______,
+    _______, MUV_DE,  MUV_IN,  MU_ON,   MU_OFF,  MI_ON,   MI_OFF,  TERM_ON, TERM_OFF, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______,  _______, _______, _______
+)
+
+};
+
+#ifdef AUDIO_ENABLE
+  float plover_song[][2]     = SONG(PLOVER_SOUND);
+  float plover_gb_song[][2]  = SONG(PLOVER_GOODBYE_SOUND);
+#endif
+
+uint32_t layer_state_set_user(uint32_t state) {
+  return update_tri_layer_state(state, _LOWER, _RAISE, _ADJUST);
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        print("mode just switched to qwerty and this is a huge string\n");
+        set_single_persistent_default_layer(_QWERTY);
+      }
+      return false;
+      break;
+    case COLEMAK:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_COLEMAK);
+      }
+      return false;
+      break;
+    case DVORAK:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_DVORAK);
+      }
+      return false;
+      break;
+    case BACKLIT:
+      if (record->event.pressed) {
+        register_code(KC_RSFT);
+        #ifdef BACKLIGHT_ENABLE
+          backlight_step();
+        #endif
+        #ifdef KEYBOARD_planck_rev5
+          PORTE &= ~(1<<6);
+        #endif
+      } else {
+        unregister_code(KC_RSFT);
+        #ifdef KEYBOARD_planck_rev5
+          PORTE |= (1<<6);
+        #endif
+      }
+      return false;
+      break;
+    case PLOVER:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          stop_all_notes();
+          PLAY_SONG(plover_song);
+        #endif
+        layer_off(_RAISE);
+        layer_off(_LOWER);
+        layer_off(_ADJUST);
+        layer_on(_PLOVER);
+        if (!eeconfig_is_enabled()) {
+            eeconfig_init();
+        }
+        keymap_config.raw = eeconfig_read_keymap();
+        keymap_config.nkro = 1;
+        eeconfig_update_keymap(keymap_config.raw);
+      }
+      return false;
+      break;
+    case EXT_PLV:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          PLAY_SONG(plover_gb_song);
+        #endif
+        layer_off(_PLOVER);
+      }
+      return false;
+      break;
+  }
+  return true;
+}
+
+void encoder_update(bool clockwise) {
+    if (clockwise) {
+      #ifdef MOUSEKEY_ENABLE
+        register_code(KC_MS_WH_DOWN);
+        unregister_code(KC_MS_WH_DOWN);
+      #else
+        register_code(KC_PGDN);
+        unregister_code(KC_PGDN);
+      #endif
+    } else {
+      #ifdef MOUSEKEY_ENABLE
+        register_code(KC_MS_WH_UP);
+        unregister_code(KC_MS_WH_UP);
+      #else
+        register_code(KC_PGUP);
+        unregister_code(KC_PGUP);
+      #endif
+    }
+}
+
+void matrix_scan_user(void) {
+
+}
+
+bool music_mask_user(uint16_t keycode) {
+  switch (keycode) {
+    case RAISE:
+    case LOWER:
+      return false;
+    default:
+      return true;
+  }
+}
+
+#include "sample.h"
+
+uint32_t dac_sample_custom_counter = 0;
+
+uint16_t dac_value_generate(void) {
+  if (is_playing_note()) {
+    uint16_t sample = dac_sample_custom[dac_sample_custom_counter];
+    dac_sample_custom_counter = (dac_sample_custom_counter + 1) % DAC_SAMPLE_CUSTOM_LENGTH;
+    return sample;
+  } else {
+    return DAC_OFF_VALUE;
+  }
+}
@@ -0,0 +1,39 @@
+#pragma once
+
+#ifdef AUDIO_ENABLE
+    #define STARTUP_SONG SONG(PLANCK_SOUND)
+    // #define STARTUP_SONG SONG(NO_SOUND)
+
+    #define DEFAULT_LAYER_SONGS { SONG(QWERTY_SOUND), \
+                                  SONG(COLEMAK_SOUND), \
+                                  SONG(DVORAK_SOUND) \
+                                }
+#endif
+
+/*
+ * 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 2
+
+// Most tactile encoders have detents every 4 stages
+#define ENCODER_RESOLUTION 4
+
@@ -0,0 +1,326 @@
+/* Copyright 2019 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/>.
+ */
+
+#include QMK_KEYBOARD_H
+#include "audio.h"
+
+extern keymap_config_t keymap_config;
+
+enum planck_layers {
+  _QWERTY,
+  _COLEMAK,
+  _DVORAK,
+  _LOWER,
+  _RAISE,
+  _PLOVER,
+  _ADJUST
+};
+
+enum planck_keycodes {
+  QWERTY = SAFE_RANGE,
+  COLEMAK,
+  DVORAK,
+  PLOVER,
+  BACKLIT,
+  EXT_PLV
+};
+
+#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 |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   S  |   D  |   F  |   G  |   H  |   J  |   K  |   L  |   ;  |  "   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   Z  |   X  |   C  |   V  |   B  |   N  |   M  |   ,  |   .  |   /  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Brite| Ctrl | Alt  | GUI  |Lower |    Space    |Raise | Left | Down |  Up  |Right |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_QWERTY] = LAYOUT_planck_grid(
+    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_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,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT ,
+    BACKLIT, KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
+),
+
+/* Colemak
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   Q  |   W  |   F  |   P  |   G  |   J  |   L  |   U  |   Y  |   ;  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   R  |   S  |   T  |   D  |   H  |   N  |   E  |   I  |   O  |  "   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   Z  |   X  |   C  |   V  |   B  |   K  |   M  |   ,  |   .  |   /  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Brite| Ctrl | Alt  | GUI  |Lower |    Space    |Raise | Left | Down |  Up  |Right |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_COLEMAK] = LAYOUT_planck_grid(
+    KC_TAB,  KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,    KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC,
+    KC_ESC,  KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT,
+    KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_ENT ,
+    BACKLIT, KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
+),
+
+/* Dvorak
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   "  |   ,  |   .  |   P  |   Y  |   F  |   G  |   C  |   R  |   L  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   O  |   E  |   U  |   I  |   D  |   H  |   T  |   N  |   S  |  /   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   ;  |   Q  |   J  |   K  |   X  |   B  |   M  |   W  |   V  |   Z  |Enter |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Brite| Ctrl | Alt  | GUI  |Lower |    Space    |Raise | Left | Down |  Up  |Right |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_DVORAK] = LAYOUT_planck_grid(
+    KC_TAB,  KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,    KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC,
+    KC_ESC,  KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_SLSH,
+    KC_LSFT, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    KC_ENT ,
+    BACKLIT, KC_LCTL, KC_LALT, KC_LGUI, LOWER,   KC_SPC,  KC_SPC,  RAISE,   KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT
+),
+
+/* Lower
+ * ,-----------------------------------------------------------------------------------.
+ * |   ~  |   !  |   @  |   #  |   $  |   %  |   ^  |   &  |   *  |   (  |   )  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   _  |   +  |   {  |   }  |  |   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |ISO ~ |ISO | | Home | End  |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |             |      | Next | Vol- | Vol+ | Play |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_LOWER] = LAYOUT_planck_grid(
+    KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR,    KC_ASTR,    KC_LPRN, KC_RPRN, KC_BSPC,
+    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,  S(KC_NUHS), S(KC_NUBS), KC_HOME, KC_END,  _______,
+    _______, _______, _______, _______, _______, _______, _______, _______,    KC_MNXT,    KC_VOLD, KC_VOLU, KC_MPLY
+),
+
+/* Raise
+ * ,-----------------------------------------------------------------------------------.
+ * |   `  |   1  |   2  |   3  |   4  |   5  |   6  |   7  |   8  |   9  |   0  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Del  |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |   -  |   =  |   [  |   ]  |  \   |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |ISO # |ISO / |Pg Up |Pg Dn |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |             |      | Next | Vol- | Vol+ | Play |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_RAISE] = LAYOUT_planck_grid(
+    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_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_NUHS, KC_NUBS, KC_PGUP, KC_PGDN, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, KC_MNXT, KC_VOLD, KC_VOLU, KC_MPLY
+),
+
+/* Plover layer (http://opensteno.org)
+ * ,-----------------------------------------------------------------------------------.
+ * |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |   #  |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |   S  |   T  |   P  |   H  |   *  |   *  |   F  |   P  |   L  |   T  |   D  |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |   S  |   K  |   W  |   R  |   *  |   *  |   R  |   B  |   G  |   S  |   Z  |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Exit |      |      |   A  |   O  |             |   E  |   U  |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_PLOVER] = LAYOUT_planck_grid(
+    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1,    KC_1   ,
+    XXXXXXX, KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,    KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_LBRC,
+    XXXXXXX, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,
+    EXT_PLV, XXXXXXX, XXXXXXX, KC_C,    KC_V,    XXXXXXX, XXXXXXX, KC_N,    KC_M,    XXXXXXX, XXXXXXX, XXXXXXX
+),
+
+/* Adjust (Lower + Raise)
+ * ,-----------------------------------------------------------------------------------.
+ * |      | Reset|      |      |      |      |      |      |      |      |      |  Del |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |      |      |Aud on|Audoff|AGnorm|AGswap|Qwerty|Colemk|Dvorak|Plover|      |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * |      |Voice-|Voice+|Mus on|Musoff|MIDIon|MIDIof|      |      |      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |             |      |      |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_ADJUST] = LAYOUT_planck_grid(
+    _______, RESET,   DEBUG,   RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD,  RGB_VAI, RGB_VAD, KC_DEL ,
+    _______, _______, MU_MOD,  AU_ON,   AU_OFF,  AG_NORM, AG_SWAP, QWERTY,  COLEMAK,  DVORAK,  PLOVER,  _______,
+    _______, MUV_DE,  MUV_IN,  MU_ON,   MU_OFF,  MI_ON,   MI_OFF,  TERM_ON, TERM_OFF, _______, _______, _______,
+    _______, _______, _______, _______, _______, _______, _______, _______, _______,  _______, _______, _______
+)
+
+};
+
+#ifdef AUDIO_ENABLE
+  float plover_song[][2]     = SONG(PLOVER_SOUND);
+  float plover_gb_song[][2]  = SONG(PLOVER_GOODBYE_SOUND);
+#endif
+
+uint32_t layer_state_set_user(uint32_t state) {
+  return update_tri_layer_state(state, _LOWER, _RAISE, _ADJUST);
+}
+
+bool process_record_user(uint16_t keycode, keyrecord_t *record) {
+  switch (keycode) {
+    case QWERTY:
+      if (record->event.pressed) {
+        print("mode just switched to qwerty and this is a huge string\n");
+        set_single_persistent_default_layer(_QWERTY);
+      }
+      return false;
+      break;
+    case COLEMAK:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_COLEMAK);
+      }
+      return false;
+      break;
+    case DVORAK:
+      if (record->event.pressed) {
+        set_single_persistent_default_layer(_DVORAK);
+      }
+      return false;
+      break;
+    case BACKLIT:
+      if (record->event.pressed) {
+        register_code(KC_RSFT);
+        #ifdef BACKLIGHT_ENABLE
+          backlight_step();
+        #endif
+        #ifdef KEYBOARD_planck_rev5
+          PORTE &= ~(1<<6);
+        #endif
+      } else {
+        unregister_code(KC_RSFT);
+        #ifdef KEYBOARD_planck_rev5
+          PORTE |= (1<<6);
+        #endif
+      }
+      return false;
+      break;
+    case PLOVER:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          stop_all_notes();
+          PLAY_SONG(plover_song);
+        #endif
+        layer_off(_RAISE);
+        layer_off(_LOWER);
+        layer_off(_ADJUST);
+        layer_on(_PLOVER);
+        if (!eeconfig_is_enabled()) {
+            eeconfig_init();
+        }
+        keymap_config.raw = eeconfig_read_keymap();
+        keymap_config.nkro = 1;
+        eeconfig_update_keymap(keymap_config.raw);
+      }
+      return false;
+      break;
+    case EXT_PLV:
+      if (record->event.pressed) {
+        #ifdef AUDIO_ENABLE
+          PLAY_SONG(plover_gb_song);
+        #endif
+        layer_off(_PLOVER);
+      }
+      return false;
+      break;
+  }
+  return true;
+}
+
+void matrix_scan_user(void) {
+
+}
+
+bool music_mask_user(uint16_t keycode) {
+  switch (keycode) {
+    case RAISE:
+    case LOWER:
+      return false;
+    default:
+      return true;
+  }
+}
+
+#include "wavetable.h"
+
+float dac_if[8] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0};
+uint8_t dac_morph = 0;
+// uint8_t dac_morph_flipped = 0;
+// uint16_t dac_morph_counter = 0;
+
+void dac_setup_note(void) {
+  dac_if[dac_number_of_voices()] = 0.0f;
+}
+
+uint16_t dac_value_generate(void) {
+  uint16_t value = DAC_OFF_VALUE;
+  uint8_t working_voices = dac_number_of_voices();
+  if (working_voices > DAC_VOICES_MAX)
+    working_voices = DAC_VOICES_MAX;
+
+  if (working_voices > 0) {
+    uint16_t value_avg = 0;
+    for (uint8_t i = 0; i < working_voices; i++) {
+      dac_if[i] = dac_if[i] + ((dac_get_frequency(i) * DAC_BUFFER_SIZE) / DAC_SAMPLE_RATE);
+
+      // Needed because % doesn't work with floats
+      while (dac_if[i] >= (DAC_BUFFER_SIZE))
+        dac_if[i] = dac_if[i] - DAC_BUFFER_SIZE;
+
+      // #define DAC_MORPH_SPEED 372
+      // #define DAC_MORPH_SPEED_COMPUTED (DAC_SAMPLE_RATE / DAC_WAVETABLE_CUSTOM_LENGTH * (1000 / DAC_MORPH_SPEED))
+
+      uint16_t dac_i = (uint16_t)dac_if[i];
+      // value_avg += dac_buffer_custom[dac_morph_flipped][dac_i] / working_voices / 2 * ((dac_morph >= 63) ? 6400 - dac_morph_counter : dac_morph_counter) / 6400;
+      // value_avg += dac_buffer_custom[dac_morph_flipped + 1][dac_i] / working_voices / 2 * ((dac_morph >= 63) ? dac_morph_counter : 6400 - dac_morph_counter) / 6400;
+
+      // value_avg += dac_wavetable_custom[dac_morph][dac_i] / working_voices / 2 * (DAC_MORPH_SPEED_COMPUTED - dac_morph_counter) / DAC_MORPH_SPEED_COMPUTED;
+      // value_avg += dac_wavetable_custom[dac_morph + 1][dac_i] / working_voices / 2 * dac_morph_counter / DAC_MORPH_SPEED_COMPUTED;
+      value_avg += dac_wavetable_custom[dac_morph][dac_i] / working_voices;
+    }
+    value = value_avg;
+
+    // dac_morph_counter++;
+    // if (dac_morph_counter >= DAC_MORPH_SPEED_COMPUTED) {
+      // dac_morph_counter = 0;
+      // dac_morph = (dac_morph + 1) % 125;
+      // dac_morph_flipped = ((dac_morph >= 63) ? (125 - dac_morph) : dac_morph);
+      // dac_morph = (dac_morph + 1) % (DAC_WAVETABLE_CUSTOM_LENGTH - 1);
+    // }
+  }
+  return value;
+}
+
+void encoder_update(bool clockwise) {
+  if (clockwise) {
+    dac_morph = (dac_morph + 1) % DAC_WAVETABLE_CUSTOM_LENGTH;
+  } else {
+    if (dac_morph == 0)
+      dac_morph = (DAC_WAVETABLE_CUSTOM_LENGTH - 1);
+    else
+      dac_morph--;
+  }
+}
@@ -51,6 +51,8 @@
 #undef AUDIO_VOICES
 #undef C6_AUDIO

+#define A5_AUDIO
+
 /* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
 #define DEBOUNCE 6

@@ -16,7 +16,9 @@
 #include "rev6.h"

 void matrix_init_kb(void) {
-	matrix_init_user();
+    palSetPadMode(GPIOA, 4, PAL_MODE_OUTPUT_PUSHPULL );
+    palSetPad(GPIOA, 4);
+    matrix_init_user();
 }

 void matrix_scan_kb(void) {
@@ -1,71 +0,0 @@
-#include "knob_v2.h"
-
-bool knob_prev_a = false;
-static knob_report_t knob_report = {.dir = 0, .phase = 0};
-
-void knob_init(void) {
-    // I use pins D1 (ISR1) & D4 for a knob.
-
-    // Set pin mode for D4 as input.
-    DDRD &= ~(0UL << ENCODER_PIN_2);
-
-    // Enable internal pull-up for D4.
-    // This is done by "writing" 1 to a pin that has its mode set to input.
-    PORTD |= (1 << ENCODER_PIN_2);
-
-    // Enable interrupt for D1
-    // For more info on the below flags see this awesome section 11.1 (pages 89-90) here:
-    // https://cdn-shop.adafruit.com/datasheets/atmel-7766-8-bit-avr-atmega16u4-32u4_datasheet.pdf
-    // Set pin mode & pull-up.
-    DDRD &= ~(0UL << ENCODER_PIN_1);
-    PORTD |= (1UL << ENCODER_PIN_1);
-
-    // INT:    33221100
-    EICRA |= 0b00010000;  // 0b01 - any edge
-    // INT:     6  3210
-    EIMSK |= 0b00000100;
-}
-
-ISR(ENCODER_INT) {
-    bool a = PIND & (1 << ENCODER_PIN_1);
-
-    if (knob_prev_a != a) {
-        // "A" channel has REALLY changed.
-        knob_report.phase = a;
-        knob_prev_a = a;
-        bool b = PIND & (1 << ENCODER_PIN_2);
-        if (a == b) {
-            // Halfway through CCW rotation (A == B)
-            //
-            //         +---YOU ARE HERE (A=1, B=1)
-            //         |     +---OR HERE (A=0, B=0)
-            //         |     |
-            //         v     v
-            // A: _____/^^^^^\__
-            // B: __/^^^^^\_____
-            knob_report.dir++;
-        } else {
-            // Halfway through CW rotation (A != B)
-            //
-            //         +---YOU ARE HERE (A=1, B=0)
-            //         |     +---OR HERE (A=0, B=1)
-            //         |     |
-            //         v     v
-            // A: _____/^^^^^\_____
-            // B: ________/^^^^^\__
-            knob_report.dir--;
-        }
-    }
-}
-
-knob_report_t knob_report_read(void) {
-    // Return knob report.
-    return knob_report;
-}
-
-void knob_report_reset(void) {
-    // Call this ASAP once you've processed the previous knob report.
-    // TODO: This should probably be called within `knob_report_read`.
-    knob_report.dir = 0;
-    knob_report.phase = 0;
-}
@@ -1,28 +0,0 @@
-// Rotary knob implementation - Version 2.
-// Uses 2 digital pins - D2 (via interrupt) & D6.
-// #include "rev1.h"
-#include <avr/io.h>
-#include <avr/interrupt.h>
-#include <stdbool.h>
-
-#ifndef ENCODER_PIN_1
-  #define ENCODER_PIN_1 PD2
-#endif
-#ifndef ENCODER_PIN_2
-  #define ENCODER_PIN_2 PD6
-#endif
-#ifndef ENCODER_INT
-  #define ENCODER_INT   INT2_vect
-#endif
-
-typedef struct knob_report_t {
-    int8_t dir;  // Contains number of rotations that happened
-    int8_t phase;  // Contains 0 if last rotation happened on 90 degrees, 1 if on 270
-}  knob_report_t;
-
-void knob_init(void);
-knob_report_t knob_report_read(void);
-void knob_report_reset(void);
-
-bool knob_prev_a;
-int8_t knob_dir;
@@ -20,3 +20,73 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.

 #include "config_common.h"

+#define TAPPING_TERM 150
+
+/* Select hand configuration */
+#define SOFT_SERIAL_PIN D3
+#define EE_HANDS
+
+/* key matrix size */
+// Rows are doubled-up
+#define MATRIX_ROWS 12
+#define MATRIX_ROW_PINS { C6, B6, B5, B4, D7, E6}
+
+// wiring of each half
+#define MATRIX_COLS 7
+#define MATRIX_COL_PINS { F0, F1, F4, F5, F6, F7, C7 }
+
+// Encoder support
+#define NUMBER_OF_ENCODERS 1
+#define ENCODERS_PAD_A { D2 }
+#define ENCODERS_PAD_B { D6 }
+
+/* Set 0 if debouncing isn't needed */
+#define DEBOUNCING_DELAY 5
+
+/* ws2812 RGB LED */
+#define RGB_DI_PIN B3
+
+#ifdef IOS_DEVICE_ENABLE
+  #define RGBLIGHT_LIMIT_VAL 40
+#elif RGBLIGHT_FULL_POWER
+  #define RGBLIGHT_LIMIT_VAL 255
+#else
+  #define RGBLIGHT_LIMIT_VAL 120
+#endif
+#define RGB_MATRIX_MAXIMUM_BRIGHTNESS RGBLIGHT_LIMIT_VAL
+
+#define LED_HITS_TO_REMEMBER 5
+
+#define RGBLIGHT_ANIMATIONS
+
+#if defined(RGBLIGHT_ENABLE) && !defined(IOS_DEVICE_ENABLE)
+// USB_MAX_POWER_CONSUMPTION value for Helix keyboard
+//  120  RGBoff, OLEDoff
+//  120  OLED
+//  330  RGB 6
+//  300  RGB 32
+//  310  OLED & RGB 32
+  #define USB_MAX_POWER_CONSUMPTION 500
+#else
+  // fix iPhone and iPad power adapter issue
+  // iOS device need lessthan 100
+  #define USB_MAX_POWER_CONSUMPTION 100
+#endif
+
+/*
+ * 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
@@ -11,8 +11,6 @@ extern keymap_config_t keymap_config;
 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
@@ -59,8 +57,8 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  //|--------+--------+--------+--------+--------+--------+--+--------|    |--------+--+--------+--------+--------+--------+--------+--------|
         LCTL,    LALT,      FN,    LGUI, RGB_MOD,        SPC,     DEL,         BSPC,        SPC,     ADJ,    LGUI,      FN,    LALT,    LCTL,
  //|--------+--------+--------+--------+--------+--+--------+--------|    |--------+--+--------+--------+--------+--------+--------+--------|
-                           VOLD,    VOLU,                 SPC,     ENT,          ENT,        SPC,             DOWN,    UP
-  //                      Rotary Left               |--------+--------|    |--------+-----------+              Rotary Right
+                                                          SPC,     ENT,          ENT,        SPC
+  //                                                |--------+--------|    |--------+-----------+
      ),

  /* FN
@@ -90,8 +88,8 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  //|--------+--------+--------+--------+--------+--------+--+--------|    |--------+--+--------+--------+--------+--------+--------+--------|
      _______, _______, _______, _______, _______,    _______, _______,      _______,    _______, _______, _______, _______, _______, _______,
  //|--------+--------+--------+--------+--------+--+--------+--------|    |--------+--+--------+--------+--------+--------+--------+--------|
-                           VOLD,    VOLU,             _______, _______,      _______,    _______,               UP,    DOWN
-  //                      Rotary Left               |--------+--------|    |--------+-----------+              Rotary Right
+                                                      _______, _______,      _______,    _______
+  //                                                |--------+--------|    |--------+-----------+
      ),

  /* ADJ
@@ -122,8 +120,8 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  //|--------+--------+--------+--------+--------+--------+--+--------|    |--------+--+--------+--------+--------+--------+--------+--------|
      _______, _______, _______, _______, _______,    _______, _______,      _______, _______,    _______, _______, _______, _______, _______, \
  //|--------+--------+--------+--------+--------+--+--------+--------|    |--------+--------+--+--------+--------+--------+--------+--------|
-                        _______, _______,             _______, _______,      _______, _______,             _______, _______ \
-  //                      Rotary Left               |--------+--------|    |--------+--------+              Rotary Right
+                                                      _______, _______,      _______, _______ \
+  //                                                |--------+--------|    |--------+--------+
      )
 };

@@ -132,6 +130,24 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 bool TOG_STATUS = false;
 int RGB_current_mode;

+#ifdef ENCODER_ENABLE
+void encoder_update_user(uint8_t index, bool clockwise) {
+  if (index == 0) { /* First encoder */
+    if (clockwise) {
+      tap_code(KC_VOLU);
+    } else {
+      tap_code(KC_VOLD);
+    }
+  } else if (index == 1) { /* Second encoder*/
+    if (clockwise) {
+      tap_code(KC_UP);
+    } else {
+      tap_code(KC_DOWN);
+    }
+  }
+}
+#endif
+
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {

  switch (keycode) {
@@ -182,7 +198,7 @@ void matrix_init_user(void) {
 #ifdef OLED_DRIVER_ENABLE

 oled_rotation_t oled_init_user(oled_rotation_t rotation) {
-  if (!has_usb())
+  if (!is_keyboard_master())
    return OLED_ROTATION_180;  // flip 180 for offhand
  return rotation;
 }
@@ -244,7 +260,7 @@ static void render_status(void) {
 }

 void oled_task_user(void) {
-  if (is_master)
+  if (is_keyboard_master())
    render_status();
  else
    render_logo();
@@ -17,18 +17,12 @@ RGB_MATRIX_KEYPRESSES = no  # Enable reactive per-key effects. Can be very laggy
 RGBLIGHT_FULL_POWER = no    # Allow maximum RGB brightness. Otherwise, limited to a safe level for a normal USB-A port
 UNICODE_ENABLE = no         # Unicode
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
-ENCODER_ENABLE_CUSTOM = yes # Enable rotary encoder (+90)

 OLED_DRIVER_ENABLE = yes    # Enable the OLED Driver (+5000)
 IOS_DEVICE_ENABLE = no      # Limit max brightness to connect to IOS device (iPad,iPhone)

 # Do not edit past here

-ifeq ($(strip $(ENCODER_ENABLE_CUSTOM)), yes)
-    OPT_DEFS += -DENCODER_ENABLE_CUSTOM
-    SRC += common/knob_v2.c
-endif
-
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
    OPT_DEFS += -DIOS_DEVICE_ENABLE
 else ifeq ($(strip $(RGBLIGHT_FULL_POWER)), yes)
@@ -11,8 +11,6 @@ extern keymap_config_t keymap_config;
 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
@@ -64,7 +62,7 @@ LAYOUT( \
      KC_CAPS, _10,     _11,      _12,     _13,     _14,     KC_LCBR,  KC_RCBR, _15,     _16,     _17,     _18,      _19,     KC_QUOT,  \
      KC_LSFT, _20,     _21,      _22,     _23,     _24,     KC_GRV,   KC_BSLS, _25,     _26,     _27,     _28,      _29,     KC_RSFT,  \
      KC_LEFT, KC_DOWN, KC_LCTRL, KC_LALT, KC_LGUI, KC_BSPC, FN,       ADJ,     KC_SPC,  KC_RGUI, KC_RALT, KC_RCTRL, KC_UP,   KC_RIGHT, \
-                        KC_VOLU,  KC_VOLD,          KC_BSPC, FN,       ADJ,     KC_SPC,           KC_VOLU, KC_VOLD \
+                                                    KC_BSPC, FN,       ADJ,     KC_SPC \
 )

 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
@@ -132,7 +130,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_LEFT, KC_DOWN, KC_RGHT, KC_INS,  KC_END,  \
      _______, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, KC_MPLY, KC_MUTE, KC_VOLD, KC_VOLU, KC_MRWD, KC_MFFD, \
      XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, _______, XXXXXXX, _______, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, \
-                        XXXXXXX, XXXXXXX,          XXXXXXX, _______, XXXXXXX, XXXXXXX,          XXXXXXX, XXXXXXX \
+                                                   XXXXXXX, _______, XXXXXXX, XXXXXXX \
      ),

  /* ADJ
@@ -157,7 +155,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
      XXXXXXX, RGB_SAD, RGB_VAI, RGB_SAI, XXXXXXX,  XXXXXXX, COLEMAK, XXXXXXX, KC_P4,   KC_P5,   KC_P6,   KC_PENT, XXXXXXX, XXXXXXX, \
      XXXXXXX, RGB_HUD, RGB_VAD, RGB_HUI, XXXXXXX,  XXXXXXX, QWERTY,  XXXXXXX, KC_P1,   KC_P2,   KC_P3,   KC_SPC,  XXXXXXX, XXXXXXX, \
      XXXXXXX, RGBRST,  RGB_TOG, RGB_MOD, RGB_RMOD, XXXXXXX, XXXXXXX, _______, XXXXXXX, KC_P0,   KC_PDOT, KC_BSPC, XXXXXXX, XXXXXXX, \
-                        XXXXXXX, XXXXXXX,           XXXXXXX, XXXXXXX, _______, XXXXXXX,          XXXXXXX, XXXXXXX \
+                                                    XXXXXXX, XXXXXXX, _______, XXXXXXX \
      )
 };

@@ -165,6 +163,24 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 bool TOG_STATUS = false;
 int RGB_current_mode;

+#ifdef ENCODER_ENABLE
+void encoder_update_user(uint8_t index, bool clockwise) {
+  if (index == 0) { /* First encoder */
+    if (clockwise) {
+      tap_code(KC_VOLU);
+    } else {
+      tap_code(KC_VOLD);
+    }
+  } else if (index == 1) { /* Second encoder*/
+    if (clockwise) {
+      tap_code(KC_VOLU);
+    } else {
+      tap_code(KC_VOLD);
+    }
+  }
+}
+#endif
+
 // Setting ADJ 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)) {
@@ -308,7 +324,7 @@ static void render_status(void) {
 }

 void oled_task_user(void) {
-  if (is_master)
+  if (is_keyboard_master())
    render_status();
  else
    render_logo();
@@ -17,18 +17,12 @@ RGB_MATRIX_KEYPRESSES = no  # Enable reactive per-key effects. Can be very laggy
 RGBLIGHT_FULL_POWER = no    # Allow maximum RGB brightness. Otherwise, limited to a safe level for a normal USB-A port
 UNICODE_ENABLE = no         # Unicode
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
-ENCODER_ENABLE_CUSTOM = yes # Enable rotary encoder (+90)

 OLED_DRIVER_ENABLE = no     # Enable the OLED Driver (+5000)
 IOS_DEVICE_ENABLE = no      # Limit max brightness to connect to IOS device (iPad,iPhone)

 # Do not edit past here

-ifeq ($(strip $(ENCODER_ENABLE_CUSTOM)), yes)
-    OPT_DEFS += -DENCODER_ENABLE_CUSTOM
-    SRC += common/knob_v2.c
-endif
-
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
    OPT_DEFS += -DIOS_DEVICE_ENABLE
 else ifeq ($(strip $(RGBLIGHT_FULL_POWER)), yes)
@@ -12,8 +12,6 @@ extern keymap_config_t keymap_config;
 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
@@ -70,7 +68,7 @@ LAYOUT( \
      FN_CAPS, _10,     _11,     _12,     _13,     _14,    KC_LPRN,  KC_RPRN, _15,     _16,     _17,     _18,     _19,     KC_QUOT, \
      KC_LSFT, _20,     _21,     _22,     _23,     _24,    KC_LCBR,  KC_RCBR, _25,     _26,     _27,     _28,     _29,     KC_ENT, \
      KC_LCTL, KC_LGUI, KC_LALT, RGB_TOG,  ADJ,     KC_SPC, KC_DEL,  KC_ENT,  KC_SPC,  FN,      KC_LEFT, KC_DOWN, KC_UP,  KC_RIGHT, \
-                        KC_VOLU, KC_VOLD,          KC_SPC, KC_DEL,  KC_ENT,  KC_SPC,          KC_VOLU, KC_VOLD \
+                                                    KC_SPC, KC_DEL,  KC_ENT,  KC_SPC \
 )

 const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
@@ -138,7 +136,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
      _______, KC_LEFT, KC_DOWN, KC_RGHT, _______, _______, _______, _______, _______, KC_LEFT, KC_DOWN, KC_RGHT, KC_INS, KC_END, \
      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, \
      _______, _______, _______, RGB_MOD, _______, _______, _______, _______, _______,     KC_MPLY, KC_MNXT, KC_MUTE, KC_VOLD, KC_VOLU, \
-                        KC_VOLU, KC_VOLD,          _______, _______, _______, _______,           KC_VOLU, KC_VOLD \
+                                                   _______, _______, _______, _______ \
      ),

  /* ADJ
@@ -163,7 +161,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
      _______, RGB_HUD, RGB_VAD, RGB_HUI, RGBRST,  _______, _______, _______, _______, QWERTY,  COLEMAK, _______, _______, _______, \
      _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, \
      _______, _______, _______, RGB_MOD, _______, _______, _______, _______, _______, _______, RGB_RMOD,RGB_HUD, RGB_SAD, RGB_VAD, \
-                        KC_VOLU, KC_VOLD,          _______, _______, _______, _______,          KC_VOLU, KC_VOLD \
+                                                   _______, _______, _______, _______ \
      )
 };

@@ -173,6 +171,24 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
 bool TOG_STATUS = false;
 int RGB_current_mode;

+#ifdef ENCODER_ENABLE
+void encoder_update_user(uint8_t index, bool clockwise) {
+  if (index == 0) { /* First encoder */
+    if (clockwise) {
+      tap_code(KC_VOLU);
+    } else {
+      tap_code(KC_VOLD);
+    }
+  } else if (index == 1) { /* Second encoder*/
+    if (clockwise) {
+      tap_code(KC_VOLU);
+    } else {
+      tap_code(KC_VOLD);
+    }
+  }
+}
+#endif
+
 // Setting ADJ 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)) {
@@ -316,7 +332,7 @@ static void render_status(void) {
 }

 void oled_task_user(void) {
-  if (is_master)
+  if (is_keyboard_master())
    render_status();
  else
    render_logo();
@@ -17,18 +17,12 @@ RGB_MATRIX_KEYPRESSES = no  # Enable reactive per-key effects. Can be very laggy
 RGBLIGHT_FULL_POWER = no    # Allow maximum RGB brightness. Otherwise, limited to a safe level for a normal USB-A port
 UNICODE_ENABLE = no         # Unicode
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
-ENCODER_ENABLE_CUSTOM = yes # Enable rotary encoder (+90)

 OLED_DRIVER_ENABLE = no     # Enable the OLED Driver (+5000)
 IOS_DEVICE_ENABLE = no      # Limit max brightness to connect to IOS device (iPad,iPhone)

 # Do not edit past here

-ifeq ($(strip $(ENCODER_ENABLE_CUSTOM)), yes)
-    OPT_DEFS += -DENCODER_ENABLE_CUSTOM
-    SRC += common/knob_v2.c
-endif
-
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
    OPT_DEFS += -DIOS_DEVICE_ENABLE
 else ifeq ($(strip $(RGBLIGHT_FULL_POWER)), yes)
@@ -35,7 +35,7 @@ EXPAND_LAYOUT( \
      FN_ESC,  _10,     _11,     _12,     _13,     _14,    RGB_SAI,  RGB_VAI, _15,     _16,     _17,     _18,     _19,     KC_QUOT, \
      KC_LSPO, _20,     _21,     _22,     _23,     _24,    RGB_SAD,  RGB_VAD, _25,     _26,     _27,     _28,     _29,     KC_RSPC, \
      KC_LCTL, KC_LGUI, KC_LGUI, KC_LALT, FN,      KC_SPC, FN,       FN,      KC_SPC,  KC_MINS, KC_EQL,  KC_DOWN, KC_PGUP, KC_PGDN, \
-                        KC_VOLD, KC_VOLU,          KC_SPC, KC_BSPC,  KC_ENT,  KC_SPC,           KC_VOLD, KC_VOLU \
+                                                   KC_SPC, KC_BSPC,  KC_ENT,  KC_SPC \
 )
 #define BASE_LAYOUT(...) _BASE_LAYOUT(__VA_ARGS__)

@@ -65,15 +65,33 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
      ________________FUNCTION_L3________________, _______, _______, ________________FUNCTION_R3________________, \
      ________________FUNCTION_L4________________, _______, _______, ________________FUNCTION_R4________________, \
      ________________FUNCTION_L5________________, ADJ,     ADJ,     ________________FUNCTION_R5________________, \
-               KC_VOLD, KC_VOLU,          _______, KC_DEL,  _______, _______,          KC_VOLD, KC_VOLU \
+                                          _______, KC_DEL,  _______, _______ \
      ),

-  [_ADJ] =  EXPAND_LAYOUT( \
+  [_ADJ] = EXPAND_LAYOUT( \
      _________________ADJUST_L1_________________, _______, _______, _________________ADJUST_R1_________________, \
      _________________ADJUST_L2_________________, _______, _______, _________________ADJUST_R2_________________, \
      _________________ADJUST_L3_________________, _______, _______, _________________ADJUST_R3_________________, \
      _________________ADJUST_L4_________________, _______, _______, _________________ADJUST_R4_________________, \
      _________________ADJUST_L5_________________, _______, _______, _________________ADJUST_R5_________________, \
-               KC_VOLD, KC_VOLU,          _______, _______, _______, _______,          KC_VOLD, KC_VOLU \
+                                          _______, _______, _______, _______ \
      )
 };
+
+#ifdef ENCODER_ENABLE
+void encoder_update_user(uint8_t index, bool clockwise) {
+  if (index == 0) { /* First encoder */
+    if (clockwise) {
+      tap_code(KC_VOLU);
+    } else {
+      tap_code(KC_VOLD);
+    }
+  } else if (index == 1) { /* Second encoder*/
+    if (clockwise) {
+      tap_code(KC_VOLU);
+    } else {
+      tap_code(KC_VOLD);
+    }
+  }
+}
+#endif
@@ -17,18 +17,12 @@ RGB_MATRIX_KEYPRESSES = no  # Enable reactive per-key effects. Can be very laggy
 RGBLIGHT_FULL_POWER = no    # Allow maximum RGB brightness. Otherwise, limited to a safe level for a normal USB-A port
 UNICODE_ENABLE = no         # Unicode
 SWAP_HANDS_ENABLE = no      # Enable one-hand typing
-ENCODER_ENABLE_CUSTOM = yes # Enable rotary encoder (+90)

 OLED_DRIVER_ENABLE = no     # Enable the OLED Driver (+5000)
 IOS_DEVICE_ENABLE = no      # Limit max brightness to connect to IOS device (iPad,iPhone)

 # Do not edit past here

-ifeq ($(strip $(ENCODER_ENABLE_CUSTOM)), yes)
-    OPT_DEFS += -DENCODER_ENABLE_CUSTOM
-    SRC += common/knob_v2.c
-endif
-
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
    OPT_DEFS += -DIOS_DEVICE_ENABLE
 else ifeq ($(strip $(RGBLIGHT_FULL_POWER)), yes)
@@ -36,7 +36,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
    _________________QWERTY_L3_________________,  KC_GRV,   KC_QUOT,  _________________QWERTY_R3_________________, \
    _________________QWERTY_L4_________________,  RGB_TOG,  RGBRST,   _________________QWERTY_R4_________________, \
    _________________QWERTY_L5_________________,  RGB_RMOD, RGB_MOD,  _________________QWERTY_R5_________________, \
-                KC_VOLU, KC_VOLD,        KC_SPC,  KC_DEL,   KC_ENT,   KC_SPC,        KC_VOLU, KC_VOLD \
+                                         KC_SPC,  KC_DEL,   KC_ENT,   KC_SPC \
  ),

 #ifndef GAMELAYER_DISABLE
@@ -46,7 +46,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
    ___________________GAME_L3_________________,  KC_GRV,   KC_QUOT,  ___________________GAME_R3_________________, \
    ___________________GAME_L4_________________,  RGB_TOG,  RGBRST,   ___________________GAME_R4_________________, \
    ___________________GAME_L5_________________,  RGB_RMOD, RGB_MOD,  ___________________GAME_R5_________________, \
-                KC_VOLU, KC_VOLD,        KC_SPC,  KC_DEL,   KC_ENT,   KC_SPC,        KC_VOLU, KC_VOLD \
+                                         KC_SPC,  KC_DEL,   KC_ENT,   KC_SPC \
  ),
 #endif

@@ -56,7 +56,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
    __________________LOWER_L3_________________, _______, _______, __________________LOWER_R3_________________, \
    __________________LOWER_L4_________________, _______, _______, __________________LOWER_R4_________________, \
    __________________LOWER_L5_________________, _______, _______, __________________LOWER_R5_________________, \
-                _______, _______,       _______, _______, _______, _______,          _______, _______ \
+                                        _______, _______, _______, _______ \
  ),

  [_RAISE] = EXPAND_LAYOUT( \
@@ -65,7 +65,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
    __________________RAISE_L3_________________, _______, _______, __________________RAISE_R3_________________, \
    __________________RAISE_L4_________________, _______, _______, __________________RAISE_R4_________________, \
    __________________RAISE_L5_________________, _______, _______, __________________RAISE_R5_________________, \
-                _______, _______,       _______, _______, _______, _______,          _______, _______ \
+                                        _______, _______, _______, _______ \
  ),

 #ifdef TRILAYER_ENABLED
@@ -75,7 +75,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
    _________________ADJUST_L3_________________, _______, _______, _________________ADJUST_R3_________________, \
    _________________ADJUST_L4_________________, _______, _______, _________________ADJUST_R4_________________, \
    _________________ADJUST_L5_________________, _______, _______, _________________ADJUST_R5_________________, \
-                _______, _______,       _______, _______, _______, _______,          _______, _______ \
+                                        _______, _______, _______, _______ \
  ),
 #endif
 };
@@ -158,7 +158,7 @@ static void render_status(void) {
 }

 void oled_task_user(void) {
-  if (has_usb()) {
+  if (is_keyboard_master()) {
    render_status();
  } else {
    render_logo();
@@ -16,17 +16,12 @@ RGB_MATRIX_KEYPRESSES   = yes   # Enable reactive per-key effects. Can be very l
 RGBLIGHT_FULL_POWER     = no    # Allow maximum RGB brightness. Otherwise, limited to a safe level for a normal USB-A port
 UNICODE_ENABLE          = no    # Unicode
 SWAP_HANDS_ENABLE       = no    # Enable one-hand typing
-ENCODER_ENABLE_CUSTOM   = no    # Enable rotary encoder (+90)
 OLED_DRIVER_ENABLE      = yes   # Enable the OLED Driver (+5000)
+ENCODER_ENABLE          = no    # Enable rotary encoder (+90)
 IOS_DEVICE_ENABLE       = no    # Limit max brightness to connect to IOS device (iPad,iPhone)

 # Do not edit past here

-ifeq ($(strip $(ENCODER_ENABLE_CUSTOM)), yes)
-    OPT_DEFS += -DENCODER_ENABLE_CUSTOM
-    SRC += common/knob_v2.c
-endif
-
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
    OPT_DEFS += -DIOS_DEVICE_ENABLE
 else ifeq ($(strip $(RGBLIGHT_FULL_POWER)), yes)
@@ -16,8 +16,7 @@ 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 REV1_CONFIG_H
-#define REV1_CONFIG_H
+#pragma once

 /* USB Device descriptor parameter */
 #define VENDOR_ID       0xFEED
@@ -27,117 +26,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define PRODUCT         Sol
 #define DESCRIPTION     "An RGB, split, ortho-esque keyboard"

-#define PREVENT_STUCK_MODIFIERS
-#define TAPPING_FORCE_HOLD
-#define TAPPING_TERM 150
-
-#define USE_I2C
-#define USE_SERIAL
-#define USE_SERIAL_PD3
-
-/* Select hand configuration */
-#define MASTER_LEFT
-// #define MASTER_RIGHT
-// #define EE_HANDS
-
-/* Select rows configuration */
-// Rows are 4 or 5
-// #define HELIX_ROWS 5 see ./rules.mk
-
-/* key matrix size */
-// Rows are doubled-up
-#define MATRIX_ROWS 12
-#define MATRIX_ROW_PINS { C6, B6, B5, B4, D7, E6}
-
-// wiring of each half
-#define MATRIX_COLS 7
-#define MATRIX_COL_PINS { F0, F1, F4, F5, F6, F7, C7 }
-// #define MATRIX_COL_PINS { B2, B3, B1, F7, F6, F5, F4 } //uncomment this line and comment line above if you need to reverse left-to-right key order
-
-/* define if matrix has ghost */
-//#define MATRIX_HAS_GHOST
-
-/* number of backlight levels */
-// #define BACKLIGHT_LEVELS 3
-
-/* Set 0 if debouncing isn't needed */
-#define DEBOUNCING_DELAY 5
-
-/* 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
-
-/* ws2812 RGB LED */
-#define RGB_DI_PIN B3
-#define RGBLIGHT_TIMER
-//#define RGBLED_NUM 12    // Number of LEDs. see ./keymaps/default/config.h
-#define ws2812_PORTREG  PORTD
-#define ws2812_DDRREG   DDRD
-
-#define DRIVER_COUNT      1
-// #define RGB_MATRIX_KEYPRESSES
-#define BACKLIGHT_PIN B7
-#define BACKLIGHT_LEVELS 5
-
 #ifdef LED_MIRRORED
  #define RGBLED_NUM 35
 #else
  #define RGBLED_NUM 70
 #endif
 #define DRIVER_LED_TOTAL  RGBLED_NUM
-
-#define RGBLIGHT_RAINBOW_SWIRL_RANGE 1950
-
-#ifdef IOS_DEVICE_ENABLE
-  #define RGBLIGHT_LIMIT_VAL 40
-  #define RGB_MATRIX_MAXIMUM_BRIGHTNESS 40
-#elif RGBLIGHT_FULL_POWER
-  #define RGBLIGHT_LIMIT_VAL 255
-  #define RGB_MATRIX_MAXIMUM_BRIGHTNESS 255
-#else
-  #define RGBLIGHT_LIMIT_VAL 120
-  #define RGB_MATRIX_MAXIMUM_BRIGHTNESS 120
-#endif
-
-#define RGBLIGHT_VAL_STEP (RGBLIGHT_LIMIT_VAL / 10)
-#define RGBLIGHT_HUE_STEP 10
-#define RGBLIGHT_SAT_STEP 17
-
-#define RGBLIGHT_ANIMATIONS
-
-#define LED_HITS_TO_REMEMBER 5
-
-#if defined(RGBLIGHT_ENABLE) && !defined(IOS_DEVICE_ENABLE)
-// USB_MAX_POWER_CONSUMPTION value for Helix keyboard
-//  120  RGBoff, OLEDoff
-//  120  OLED
-//  330  RGB 6
-//  300  RGB 32
-//  310  OLED & RGB 32
-  #define USB_MAX_POWER_CONSUMPTION 500
-#else
-  // fix iPhone and iPad power adapter issue
-  // iOS device need lessthan 100
-  #define USB_MAX_POWER_CONSUMPTION 100
-#endif
-
-/*
- * 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
-
-#endif
@@ -1,304 +0,0 @@
-/*
-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 <avr/wdt.h>
-#include <avr/interrupt.h>
-#include <util/delay.h>
-#include "print.h"
-#include "debug.h"
-#include "util.h"
-#include "matrix.h"
-#include "split_util.h"
-#include <drivers/avr/pro_micro.h>
-
-#include "serial.h"
-
-#ifndef DEBOUNCE
-#  define DEBOUNCE	5
-#endif
-
-#ifdef ENCODER_ENABLE_CUSTOM
-  #include "common/knob_v2.h"
-#endif
-
-#define ERROR_DISCONNECT_COUNT 5
-
-static uint8_t debouncing = DEBOUNCE;
-static const int ROWS_PER_HAND = MATRIX_ROWS/2;
-static uint8_t error_count = 0;
-uint8_t is_master = 0 ;
-
-static const uint8_t row_pins[MATRIX_ROWS] = MATRIX_ROW_PINS;
-static const uint8_t col_pins[MATRIX_COLS] = MATRIX_COL_PINS;
-
-/* matrix state(1:on, 0:off) */
-static matrix_row_t matrix[MATRIX_ROWS];
-static matrix_row_t matrix_debouncing[MATRIX_ROWS];
-
-static matrix_row_t read_cols(void);
-static void init_cols(void);
-static void unselect_rows(void);
-static void select_row(uint8_t row);
-static uint8_t matrix_master_scan(void);
-
-
-__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) {
-}
-
-inline
-uint8_t matrix_rows(void)
-{
-    return MATRIX_ROWS;
-}
-
-inline
-uint8_t matrix_cols(void)
-{
-    return MATRIX_COLS;
-}
-
-void matrix_init(void)
-{
-    debug_enable = true;
-    debug_matrix = true;
-    debug_mouse = true;
-    // initialize row and col
-    unselect_rows();
-    init_cols();
-
-    TX_RX_LED_INIT;
-
-    // initialize matrix state: all keys off
-    for (uint8_t i=0; i < MATRIX_ROWS; i++) {
-        matrix[i] = 0;
-        matrix_debouncing[i] = 0;
-    }
-
-    is_master = has_usb();
-
-    #ifdef ENCODER_ENABLE_CUSTOM
-        knob_init();  //FOR ENCODER
-    #endif
-    matrix_init_quantum();
-}
-
-uint8_t _matrix_scan(void)
-{
-    // Right hand is stored after the left in the matirx so, we need to offset it
-    int offset = isLeftHand ? 0 : (ROWS_PER_HAND);
-
-    for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
-        select_row(i);
-        _delay_us(30);  // without this wait read unstable value.
-        matrix_row_t cols = read_cols();
-        if (matrix_debouncing[i+offset] != cols) {
-            matrix_debouncing[i+offset] = cols;
-            debouncing = DEBOUNCE;
-        }
-        unselect_rows();
-    }
-
-    if (debouncing) {
-        if (--debouncing) {
-            _delay_ms(1);
-        } else {
-            for (uint8_t i = 0; i < ROWS_PER_HAND; i++) {
-                matrix[i+offset] = matrix_debouncing[i+offset];
-            }
-        }
-    }
-
-    #ifdef ENCODER_ENABLE_CUSTOM
-      knob_report_t knob_report = knob_report_read();
-
-      knob_report_reset();
-
-      matrix[5 + offset] &= 0b11111100;
-      if (knob_report.phase) { // I check for phase to avoid handling the rotation twice (on 90 and 270 degrees).
-        if (knob_report.dir > 0) {
-          matrix[5 + offset] |= 0b00000001;
-        } else if (knob_report.dir < 0) {
-          matrix[5 + offset] |= 0b00000010;
-        }
-      }
-    #endif
-
-    return 1;
-}
-
-int serial_transaction(void) {
-    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
-    int ret=serial_update_buffers();
-    if (ret ) {
-        return 1;
-    }
-
-    for (int i = 0; i < ROWS_PER_HAND; ++i) {
-        matrix[slaveOffset+i] = serial_slave_buffer[i];
-    }
-    return 0;
-}
-
-uint8_t matrix_scan(void)
-{
-    if (is_master) {
-        matrix_master_scan();
-    }else{
-        matrix_slave_scan();
-
-        int offset = (isLeftHand) ? ROWS_PER_HAND : 0;
-
-        for (int i = 0; i < ROWS_PER_HAND; ++i) {
-            matrix[offset+i] = serial_master_buffer[i];
-        }
-
-        matrix_scan_quantum();
-    }
-    return 1;
-}
-
-
-uint8_t matrix_master_scan(void) {
-
-    int ret = _matrix_scan();
-
-    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
-
-    for (int i = 0; i < ROWS_PER_HAND; ++i) {
-        serial_master_buffer[i] = matrix[offset+i];
-    }
-
-    if( serial_transaction() ) {
-        // turn on the indicator led when halves are disconnected
-        TXLED1;
-
-        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 {
-        // turn off the indicator led on no error
-        TXLED0;
-        error_count = 0;
-    }
-    matrix_scan_quantum();
-    return ret;
-}
-
-void matrix_slave_scan(void) {
-    _matrix_scan();
-
-    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
-
-    for (int i = 0; i < ROWS_PER_HAND; ++i) {
-        serial_slave_buffer[i] = matrix[offset+i];
-    }
-}
-
-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;
-}
-
-static void  init_cols(void)
-{
-    for(int x = 0; x < MATRIX_COLS; x++) {
-        _SFR_IO8((col_pins[x] >> 4) + 1) &=  ~_BV(col_pins[x] & 0xF);
-        _SFR_IO8((col_pins[x] >> 4) + 2) |= _BV(col_pins[x] & 0xF);
-    }
-}
-
-static matrix_row_t read_cols(void)
-{
-    matrix_row_t result = 0;
-    for(int x = 0; x < MATRIX_COLS; x++) {
-        result |= (_SFR_IO8(col_pins[x] >> 4) & _BV(col_pins[x] & 0xF)) ? 0 : (1 << x);
-    }
-    return result;
-}
-
-static void unselect_rows(void)
-{
-    for(int x = 0; x < ROWS_PER_HAND; x++) {
-        _SFR_IO8((row_pins[x] >> 4) + 1) &=  ~_BV(row_pins[x] & 0xF);
-        _SFR_IO8((row_pins[x] >> 4) + 2) |= _BV(row_pins[x] & 0xF);
-    }
-}
-
-static void select_row(uint8_t row)
-{
-    _SFR_IO8((row_pins[row] >> 4) + 1) |=  _BV(row_pins[row] & 0xF);
-    _SFR_IO8((row_pins[row] >> 4) + 2) &= ~_BV(row_pins[row] & 0xF);
-}
@@ -1,4 +1,4 @@
-#include "sol.h"
+#include "quantum.h"

 #ifdef RGB_MATRIX_ENABLE
  rgb_led g_rgb_leds[DRIVER_LED_TOTAL] = {
@@ -81,7 +81,3 @@
  };
 #endif

-void matrix_init_kb(void) {
-	matrix_init_user();
-};
-
@@ -1,70 +1 @@
-#ifndef REV1_H
-#define REV1_H
-
-#include "sol.h"
-
-//void promicro_bootloader_jmp(bool program);
-#include "quantum.h"
-
-#ifdef RGBLIGHT_ENABLE
-//rgb led driver
-#include "ws2812.h"
-#endif
-
-#ifdef USE_I2C
-#include <stddef.h>
-#ifdef __AVR__
-	#include <avr/io.h>
-	#include <avr/interrupt.h>
-#endif
-#endif
-
-//void promicro_bootloader_jmp(bool program);
-// LEL/LER/REL/RER are
-//   LeftEncoderLeft, LeftEncoderRight, RightEncoderLeft, and RightEncoderRight
-
-#define LAYOUT( \
-  L00, L01, L02, L03, L04, L05, L06, R06, R00, R01, R02, R03, R04, R05, \
-  L10, L11, L12, L13, L14, L15, L16, R16, R10, R11, R12, R13, R14, R15, \
-  L20, L21, L22, L23, L24, L25, L26, R26, R20, R21, R22, R23, R24, R25, \
-  L30, L31, L32, L33, L34, L35, L36, R36, R30, R31, R32, R33, R34, R35, \
-  L40, L41, L42, L43, L44, L45, L46, R46, R40, R41, R42, R43, R44, R45, \
-            LEL, LER,      L55, L56, R56, R50,      REL, RER \
-  ) \
-  { \
-    { L00, L01, L02, L03, L04, L05, L06 }, \
-    { L10, L11, L12, L13, L14, L15, L16 }, \
-    { L20, L21, L22, L23, L24, L25, L26 }, \
-    { L30, L31, L32, L33, L34, L35, L36 }, \
-    { L40, L41, L42, L43, L44, L45, L46 }, \
-    { LEL, LER, KC_NO, KC_NO, KC_NO, L55, L56 }, \
-    { R05, R04, R03, R02, R01, R00, R06 }, \
-    { R15, R14, R13, R12, R11, R10, R16 }, \
-    { R25, R24, R23, R22, R21, R20, R26 }, \
-    { R35, R34, R33, R32, R31, R30, R36 }, \
-    { R45, R44, R43, R42, R41, R40, R46 }, \
-    { REL, RER, KC_NO, KC_NO, KC_NO, R50, R56 } \
-  }
-
-#define KC________ KC_TRNS
-#define KC_RGB_MOD RGB_MOD
-#define KC_FN FN
-#define KC_ADJ ADJ
-#define LAYOUT_kc( \
-  L00, L01, L02, L03, L04, L05, L06, R06, R00, R01, R02, R03, R04, R05, \
-  L10, L11, L12, L13, L14, L15, L16, R16, R10, R11, R12, R13, R14, R15, \
-  L20, L21, L22, L23, L24, L25, L26, R26, R20, R21, R22, R23, R24, R25, \
-  L30, L31, L32, L33, L34, L35, L36, R36, R30, R31, R32, R33, R34, R35, \
-  L40, L41, L42, L43, L44, L45, L46, R46, R40, R41, R42, R43, R44, R45, \
-            LEL, LER,      L55, L56, R56, R50,      REL, RER \
-  ) \
-  LAYOUT( \
-    KC_##L00, KC_##L01, KC_##L02, KC_##L03, KC_##L04, KC_##L05, KC_##L06, KC_##R06, KC_##R00, KC_##R01, KC_##R02, KC_##R03, KC_##R04, KC_##R05, \
-    KC_##L10, KC_##L11, KC_##L12, KC_##L13, KC_##L14, KC_##L15, KC_##L16, KC_##R16, KC_##R10, KC_##R11, KC_##R12, KC_##R13, KC_##R14, KC_##R15, \
-    KC_##L20, KC_##L21, KC_##L22, KC_##L23, KC_##L24, KC_##L25, KC_##L26, KC_##R26, KC_##R20, KC_##R21, KC_##R22, KC_##R23, KC_##R24, KC_##R25, \
-    KC_##L30, KC_##L31, KC_##L32, KC_##L33, KC_##L34, KC_##L35, KC_##L36, KC_##R36, KC_##R30, KC_##R31, KC_##R32, KC_##R33, KC_##R34, KC_##R35, \
-    KC_##L40, KC_##L41, KC_##L42, KC_##L43, KC_##L44, KC_##L45, KC_##L46, KC_##R46, KC_##R40, KC_##R41, KC_##R42, KC_##R43, KC_##R44, KC_##R45, \
-                        KC_##LEL, KC_##LER,      KC_##L55, KC_##L56, KC_##R56, KC_##R50,      KC_##REL, KC_##RER \
-  )
-
-#endif
+#pragma once
@@ -1,2 +0,0 @@
-SRC += rev1/matrix.c \
-	     rev1/split_util.c
@@ -1,54 +0,0 @@
-#include <avr/io.h>
-#include <avr/wdt.h>
-#include <avr/power.h>
-#include <avr/interrupt.h>
-#include <util/delay.h>
-#include <avr/eeprom.h>
-#include "split_util.h"
-#include "matrix.h"
-#include "keyboard.h"
-#include "serial.h"
-
-volatile bool isLeftHand = true;
-
-static void setup_handedness(void) {
-  #ifdef EE_HANDS
-    isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
-  #else
-    #if defined(MASTER_RIGHT)
-      isLeftHand = !has_usb();
-    #else
-      isLeftHand = has_usb();
-    #endif
-  #endif
-}
-
-static void keyboard_master_setup(void) {
-    serial_master_init();
-}
-
-static void keyboard_slave_setup(void) {
-    serial_slave_init();
-}
-
-bool has_usb(void) {
-   USBCON |= (1 << OTGPADE); //enables VBUS pad
-   _delay_us(5);
-   return (USBSTA & (1<<VBUS));  //checks state of VBUS
-}
-
-void split_keyboard_setup(void) {
-   setup_handedness();
-
-   if (has_usb()) {
-      keyboard_master_setup();
-   } else {
-      keyboard_slave_setup();
-   }
-   sei();
-}
-
-// this code runs before the usb and keyboard is initialized
-void matrix_setup(void) {
-    split_keyboard_setup();
-}
@@ -1,15 +0,0 @@
-#ifndef SPLIT_KEYBOARD_UTIL_H
-#define SPLIT_KEYBOARD_UTIL_H
-
-#include <stdbool.h>
-#include "eeconfig.h"
-
-extern volatile bool isLeftHand;
-
-// slave version of matix scan, defined in matrix.c
-void matrix_slave_scan(void);
-
-void split_keyboard_setup(void);
-bool has_usb(void);
-
-#endif
@@ -1,5 +1,3 @@
-SRC += serial.c
-
 # MCU name
 #MCU = at90usb1287
 MCU = atmega32u4
@@ -48,6 +46,9 @@ OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT
 # Custom local font file
 OPT_DEFS += -DOLED_FONT_H=\"common/glcdfont.c\"

+SPLIT_KEYBOARD = yes
+ENCODER_ENABLE = yes
+
 # Build Options
 #   change to "no" to disable the options, or define them in the Makefile in
 #   the appropriate keymap folder that will get included automatically
@@ -62,6 +63,4 @@ UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = yes       # Enable WS2812 RGB underlight.  Do not enable this with audio at the same time.

-CUSTOM_MATRIX = yes
-
 DEFAULT_FOLDER = sol/rev1
@@ -1,288 +0,0 @@
-/*
- * WARNING: be careful changing this code, it is very timing dependent
- */
-
-#ifndef F_CPU
-#define F_CPU 16000000
-#endif
-
-#include <avr/io.h>
-#include <avr/interrupt.h>
-#include <util/delay.h>
-#include <stdbool.h>
-#include "serial.h"
-
-#ifdef USE_SERIAL
-
-#define _delay_sub_us(x)    __builtin_avr_delay_cycles(x)
-
-// Serial pulse period in microseconds.
-#define SELECT_SERIAL_SPEED 1
-#if SELECT_SERIAL_SPEED == 0
-  // Very High speed
-  #define SERIAL_DELAY 4             // micro sec
-  #define READ_WRITE_START_ADJUST 30 // cycles
-  #define READ_WRITE_WIDTH_ADJUST 10 // cycles
-#elif SELECT_SERIAL_SPEED == 1
-  // High speed
-  #define SERIAL_DELAY 6             // micro sec
-  #define READ_WRITE_START_ADJUST 23 // cycles
-  #define READ_WRITE_WIDTH_ADJUST 10 // cycles
-#elif SELECT_SERIAL_SPEED == 2
-  // Middle speed
-  #define SERIAL_DELAY 12            // micro sec
-  #define READ_WRITE_START_ADJUST 25 // cycles
-  #define READ_WRITE_WIDTH_ADJUST 10 // cycles
-#elif SELECT_SERIAL_SPEED == 3
-  // Low speed
-  #define SERIAL_DELAY 24            // micro sec
-  #define READ_WRITE_START_ADJUST 25 // cycles
-  #define READ_WRITE_WIDTH_ADJUST 10 // cycles
-#elif SELECT_SERIAL_SPEED == 4
-  // Very Low speed
-  #define SERIAL_DELAY 50            // micro sec
-  #define READ_WRITE_START_ADJUST 25 // cycles
-  #define READ_WRITE_WIDTH_ADJUST 10 // cycles
-#else
-#error Illegal Serial Speed
-#endif
-
-
-#define SERIAL_DELAY_HALF1 (SERIAL_DELAY/2)
-#define SERIAL_DELAY_HALF2 (SERIAL_DELAY - SERIAL_DELAY/2)
-
-#define SLAVE_INT_WIDTH 1
-#define SLAVE_INT_RESPONSE_TIME SERIAL_DELAY
-
-uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
-uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
-
-#define SLAVE_DATA_CORRUPT (1<<0)
-volatile uint8_t status = 0;
-
-inline static
-void serial_delay(void) {
-  _delay_us(SERIAL_DELAY);
-}
-
-inline static
-void serial_delay_half1(void) {
-  _delay_us(SERIAL_DELAY_HALF1);
-}
-
-inline static
-void serial_delay_half2(void) {
-  _delay_us(SERIAL_DELAY_HALF2);
-}
-
-inline static
-void serial_output(void) {
-  SERIAL_PIN_DDR |= SERIAL_PIN_MASK;
-}
-
-// make the serial pin an input with pull-up resistor
-inline static
-void serial_input_with_pullup(void) {
-  SERIAL_PIN_DDR  &= ~SERIAL_PIN_MASK;
-  SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
-}
-
-inline static
-uint8_t serial_read_pin(void) {
-  return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK);
-}
-
-inline static
-void serial_low(void) {
-  SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK;
-}
-
-inline static
-void serial_high(void) {
-  SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
-}
-
-void serial_master_init(void) {
-  serial_output();
-  serial_high();
-}
-
-void serial_slave_init(void) {
-  serial_input_with_pullup();
-
-
-// Enable INT3
-EIMSK |= _BV(INT3);
-// Trigger on falling edge of INT3
-EICRA &= ~(_BV(ISC30) | _BV(ISC31));
-
-}
-
-// Used by the sender to synchronize timing with the reciver.
-static
-void sync_recv(void) {
-  for (int i = 0; i < SERIAL_DELAY*5 && serial_read_pin(); i++ ) {
-  }
-  // This shouldn't hang if the slave disconnects because the
-  // serial line will float to high if the slave does disconnect.
-  while (!serial_read_pin());
-}
-
-// Used by the reciver to send a synchronization signal to the sender.
-static
-void sync_send(void) {
-  serial_low();
-  serial_delay();
-  serial_high();
-}
-
-// Reads a byte from the serial line
-static
-uint8_t serial_read_byte(void) {
-  uint8_t byte = 0;
-  _delay_sub_us(READ_WRITE_START_ADJUST);
-  for ( uint8_t i = 0; i < 8; ++i) {
-    serial_delay_half1();   // read the middle of pulses
-    byte = (byte << 1) | serial_read_pin();
-    _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
-    serial_delay_half2();
-  }
-  return byte;
-}
-
-// Sends a byte with MSB ordering
-static
-void serial_write_byte(uint8_t data) {
-  uint8_t b = 1<<7;
-  while( b ) {
-    if(data & b) {
-      serial_high();
-    } else {
-      serial_low();
-    }
-    b >>= 1;
-    serial_delay();
-  }
-  serial_low(); // sync_send() / senc_recv() need raise edge
-}
-
-// interrupt handle to be used by the slave device
-ISR(SERIAL_PIN_INTERRUPT) {
-  serial_output();
-
-  // slave send phase
-  uint8_t checksum = 0;
-  for (int i = 0; i < SERIAL_SLAVE_BUFFER_LENGTH; ++i) {
-    sync_send();
-    serial_write_byte(serial_slave_buffer[i]);
-    checksum += serial_slave_buffer[i];
-  }
-  sync_send();
-  serial_write_byte(checksum);
-
-  // slave switch to input
-  sync_send(); //0
-  serial_delay_half1(); //1
-  serial_low();         //2
-  serial_input_with_pullup(); //2
-  serial_delay_half1(); //3
-
-  // slave recive phase
-  uint8_t checksum_computed = 0;
-  for (int i = 0; i < SERIAL_MASTER_BUFFER_LENGTH; ++i) {
-    sync_recv();
-    serial_master_buffer[i] = serial_read_byte();
-    checksum_computed += serial_master_buffer[i];
-  }
-  sync_recv();
-  uint8_t checksum_received = serial_read_byte();
-
-  if ( checksum_computed != checksum_received ) {
-    status |= SLAVE_DATA_CORRUPT;
-  } else {
-    status &= ~SLAVE_DATA_CORRUPT;
-  }
-
-  sync_recv(); //weit master output to high
-}
-
-inline
-bool serial_slave_DATA_CORRUPT(void) {
-  return status & SLAVE_DATA_CORRUPT;
-}
-
-// Copies the serial_slave_buffer to the master and sends the
-// serial_master_buffer to the slave.
-//
-// Returns:
-// 0 => no error
-// 1 => slave did not respond
-// 2 => checksum error
-int serial_update_buffers(void) {
-  // this code is very time dependent, so we need to disable interrupts
-  cli();
-
-  // signal to the slave that we want to start a transaction
-  serial_output();
-  serial_low();
-  _delay_us(SLAVE_INT_WIDTH);
-
-  // wait for the slaves response
-  serial_input_with_pullup();
-  _delay_us(SLAVE_INT_RESPONSE_TIME);
-
-  // check if the slave is present
-  if (serial_read_pin()) {
-    // slave failed to pull the line low, assume not present
-    serial_output();
-    serial_high();
-    sei();
-    return 1;
-  }
-
-  // master recive phase
-  // if the slave is present syncronize with it
-
-  uint8_t checksum_computed = 0;
-  // receive data from the slave
-  for (int i = 0; i < SERIAL_SLAVE_BUFFER_LENGTH; ++i) {
-    sync_recv();
-    serial_slave_buffer[i] = serial_read_byte();
-    checksum_computed += serial_slave_buffer[i];
-  }
-  sync_recv();
-  uint8_t checksum_received = serial_read_byte();
-
-  if (checksum_computed != checksum_received) {
-    serial_output();
-    serial_high();
-    sei();
-    return 2;
-  }
-
-  // master switch to output
-  sync_recv(); //0
-  serial_delay();  //1
-  serial_low();    //3
-  serial_output(); // 3
-  serial_delay_half1(); //4
-
-  // master send phase
-  uint8_t checksum = 0;
-
-  for (int i = 0; i < SERIAL_MASTER_BUFFER_LENGTH; ++i) {
-    sync_send();
-    serial_write_byte(serial_master_buffer[i]);
-    checksum += serial_master_buffer[i];
-  }
-  sync_send();
-  serial_write_byte(checksum);
-
-  // always, release the line when not in use
-  sync_send();
-
-  sei();
-  return 0;
-}
-
-#endif
@@ -1,26 +0,0 @@
-#ifndef MY_SERIAL_H
-#define MY_SERIAL_H
-
-#include <stdbool.h>
-
-/* TODO:  some defines for interrupt setup */
-#define SERIAL_PIN_DDR DDRD
-#define SERIAL_PIN_PORT PORTD
-#define SERIAL_PIN_INPUT PIND
-#define SERIAL_PIN_MASK _BV(PD3) //SErial pin goes here, D0-D3
-#define SERIAL_PIN_INTERRUPT INT3_vect //"INT#" of your serial pin
-
-
-#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
-#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
-
-// Buffers for master - slave communication
-extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
-extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
-
-void serial_master_init(void);
-void serial_slave_init(void);
-int serial_update_buffers(void);
-bool serial_slave_data_corrupt(void);
-
-#endif
@@ -1,7 +1,53 @@
-#ifndef SOL_H
-#define SOL_H
+#pragma once

-#include "rev1.h"
 #include "quantum.h"
-
+#ifdef KEYBOARD_sol_rev1
+#include "rev1.h"
+#elif KEYBOARD_sol_rev2
+#include "rev2.h"
 #endif
+
+
+#define LAYOUT( \
+  L00, L01, L02, L03, L04, L05, L06, R06, R00, R01, R02, R03, R04, R05, \
+  L10, L11, L12, L13, L14, L15, L16, R16, R10, R11, R12, R13, R14, R15, \
+  L20, L21, L22, L23, L24, L25, L26, R26, R20, R21, R22, R23, R24, R25, \
+  L30, L31, L32, L33, L34, L35, L36, R36, R30, R31, R32, R33, R34, R35, \
+  L40, L41, L42, L43, L44, L45, L46, R46, R40, R41, R42, R43, R44, R45, \
+                           L55, L56, R56, R50 \
+  ) \
+  { \
+    { L00, L01, L02, L03, L04, L05, L06 }, \
+    { L10, L11, L12, L13, L14, L15, L16 }, \
+    { L20, L21, L22, L23, L24, L25, L26 }, \
+    { L30, L31, L32, L33, L34, L35, L36 }, \
+    { L40, L41, L42, L43, L44, L45, L46 }, \
+    { KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, L55, L56 }, \
+    { R05, R04, R03, R02, R01, R00, R06 }, \
+    { R15, R14, R13, R12, R11, R10, R16 }, \
+    { R25, R24, R23, R22, R21, R20, R26 }, \
+    { R35, R34, R33, R32, R31, R30, R36 }, \
+    { R45, R44, R43, R42, R41, R40, R46 }, \
+    { KC_NO, KC_NO, KC_NO, KC_NO, KC_NO, R50, R56 } \
+  }
+
+#define KC________ KC_TRNS
+#define KC_RGB_MOD RGB_MOD
+#define KC_FN FN
+#define KC_ADJ ADJ
+#define LAYOUT_kc( \
+  L00, L01, L02, L03, L04, L05, L06, R06, R00, R01, R02, R03, R04, R05, \
+  L10, L11, L12, L13, L14, L15, L16, R16, R10, R11, R12, R13, R14, R15, \
+  L20, L21, L22, L23, L24, L25, L26, R26, R20, R21, R22, R23, R24, R25, \
+  L30, L31, L32, L33, L34, L35, L36, R36, R30, R31, R32, R33, R34, R35, \
+  L40, L41, L42, L43, L44, L45, L46, R46, R40, R41, R42, R43, R44, R45, \
+                           L55, L56, R56, R50 \
+  ) \
+  LAYOUT( \
+    KC_##L00, KC_##L01, KC_##L02, KC_##L03, KC_##L04, KC_##L05, KC_##L06, KC_##R06, KC_##R00, KC_##R01, KC_##R02, KC_##R03, KC_##R04, KC_##R05, \
+    KC_##L10, KC_##L11, KC_##L12, KC_##L13, KC_##L14, KC_##L15, KC_##L16, KC_##R16, KC_##R10, KC_##R11, KC_##R12, KC_##R13, KC_##R14, KC_##R15, \
+    KC_##L20, KC_##L21, KC_##L22, KC_##L23, KC_##L24, KC_##L25, KC_##L26, KC_##R26, KC_##R20, KC_##R21, KC_##R22, KC_##R23, KC_##R24, KC_##R25, \
+    KC_##L30, KC_##L31, KC_##L32, KC_##L33, KC_##L34, KC_##L35, KC_##L36, KC_##R36, KC_##R30, KC_##R31, KC_##R32, KC_##R33, KC_##R34, KC_##R35, \
+    KC_##L40, KC_##L41, KC_##L42, KC_##L43, KC_##L44, KC_##L45, KC_##L46, KC_##R46, KC_##R40, KC_##R41, KC_##R42, KC_##R43, KC_##R44, KC_##R45, \
+                                                      KC_##L55, KC_##L56, KC_##R56, KC_##R50 \
+  )
@@ -65,6 +65,7 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.

 /* ws2812 RGB LED */
 #define RGBLED_NUM 34    // Number of LEDs
+#define RGBLIGHT_ANIMATIONS

 /*
 * Feature disable options
@@ -24,7 +24,7 @@ const char* layer_name_user(uint32_t layer) {

 __attribute__((weak))
 void render_status(void) {
-  // Setup for 90 degree rendering because it's awesome!
+  // Setup for 270 degree rendering because it's awesome!
  // It can house 16 lines of text, with 5 letters each line
  // Render to mode icon
  static const char PROGMEM mode_logo[2][4] = {
@@ -49,7 +49,7 @@ void render_status(void) {

 oled_rotation_t oled_init_user(oled_rotation_t rotation) {
  if (is_keyboard_master())
-    return OLED_ROTATION_90;  // flips the display 90 degrees if mainhand
+    return OLED_ROTATION_270;  // flips the display 270 degrees if mainhand
  return rotation;
 }

@@ -13,8 +13,8 @@
 * 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 AUDIO_H
-#define AUDIO_H
+
+#pragma once

 #include <stdint.h>
 #include <stdbool.h>
@@ -27,6 +27,9 @@
 #include "voices.h"
 #include "quantum.h"
 #include <math.h>
+#if defined(PROTOCOL_CHIBIOS)
+  #include "audio_arm.h"
+#endif

 // Largely untested PWM audio mode (doesn't sound as good)
 // #define PWM_AUDIO
@@ -107,6 +110,5 @@ void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat);
 #define PLAY_SONG(note_array) play_notes(&note_array, NOTE_ARRAY_SIZE((note_array)), false)
 #define PLAY_LOOP(note_array) play_notes(&note_array, NOTE_ARRAY_SIZE((note_array)), true)

+bool is_playing_note(void);
 bool is_playing_notes(void);
-
-#endif
@@ -1,4 +1,4 @@
-/* Copyright 2016 Jack Humbert
+/* Copyright 2016-2019 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
@@ -26,21 +26,8 @@

 // -----------------------------------------------------------------------------

-int voices = 0;
-int voice_place = 0;
-float frequency = 0;
-float frequency_alt = 0;
-int volume = 0;
-long position = 0;
-
-float frequencies[8] = {0, 0, 0, 0, 0, 0, 0, 0};
-int volumes[8] = {0, 0, 0, 0, 0, 0, 0, 0};
-bool sliding = false;
-
-float place = 0;
-
-uint8_t * sample;
-uint16_t sample_length = 0;
+uint8_t dac_voices = 0;
+float dac_frequencies[8] = { 0.0 };

 bool     playing_notes = false;
 bool     playing_note = false;
@@ -48,14 +35,12 @@ float    note_frequency = 0;
 float    note_length = 0;
 uint8_t  note_tempo = TEMPO_DEFAULT;
 float    note_timbre = TIMBRE_DEFAULT;
-uint16_t note_position = 0;
+uint32_t note_position = 0;
 float (* notes_pointer)[][2];
 uint16_t notes_count;
 bool     notes_repeat;
-bool     note_resting = false;

 uint16_t current_note = 0;
-uint8_t rest_counter = 0;

 #ifdef VIBRATO_ENABLE
 float vibrato_counter = 0;
@@ -77,200 +62,198 @@ bool glissando = true;
 #endif
 float startup_song[][2] = STARTUP_SONG;

-static void gpt_cb8(GPTDriver *gptp);
-
-#define DAC_BUFFER_SIZE 100
-#ifndef DAC_SAMPLE_MAX
-#define DAC_SAMPLE_MAX  65535U
-#endif
-
-#define START_CHANNEL_1() gptStart(&GPTD6, &gpt6cfg1); \
-    gptStartContinuous(&GPTD6, 2U)
-#define START_CHANNEL_2() gptStart(&GPTD7, &gpt7cfg1); \
-    gptStartContinuous(&GPTD7, 2U)
-#define STOP_CHANNEL_1() gptStopTimer(&GPTD6)
-#define STOP_CHANNEL_2() gptStopTimer(&GPTD7)
-#define RESTART_CHANNEL_1() STOP_CHANNEL_1(); \
-    START_CHANNEL_1()
-#define RESTART_CHANNEL_2() STOP_CHANNEL_2(); \
-    START_CHANNEL_2()
-#define UPDATE_CHANNEL_1_FREQ(freq) gpt6cfg1.frequency = freq * DAC_BUFFER_SIZE; \
-    RESTART_CHANNEL_1()
-#define UPDATE_CHANNEL_2_FREQ(freq) gpt7cfg1.frequency = freq * DAC_BUFFER_SIZE; \
-    RESTART_CHANNEL_2()
-#define GET_CHANNEL_1_FREQ (uint16_t)(gpt6cfg1.frequency * DAC_BUFFER_SIZE)
-#define GET_CHANNEL_2_FREQ (uint16_t)(gpt7cfg1.frequency * DAC_BUFFER_SIZE)
-
-
-/*
- * GPT6 configuration.
- */
-// static const GPTConfig gpt6cfg1 = {
-//   .frequency    = 1000000U,
-//   .callback     = NULL,
-//   .cr2          = TIM_CR2_MMS_1,    /* MMS = 010 = TRGO on Update Event.    */
-//   .dier         = 0U
-// };
-
-GPTConfig gpt6cfg1 = {
-  .frequency    = 440U*DAC_BUFFER_SIZE,
-  .callback     = NULL,
-  .cr2          = TIM_CR2_MMS_1,    /* MMS = 010 = TRGO on Update Event.    */
-  .dier         = 0U
+static const dacsample_t dac_buffer_sine[DAC_BUFFER_SIZE] = {
+  // 256 values, max 4095
+  0x800,0x832,0x864,0x896,0x8c8,0x8fa,0x92c,0x95e,
+  0x98f,0x9c0,0x9f1,0xa22,0xa52,0xa82,0xab1,0xae0,
+  0xb0f,0xb3d,0xb6b,0xb98,0xbc5,0xbf1,0xc1c,0xc47,
+  0xc71,0xc9a,0xcc3,0xceb,0xd12,0xd39,0xd5f,0xd83,
+  0xda7,0xdca,0xded,0xe0e,0xe2e,0xe4e,0xe6c,0xe8a,
+  0xea6,0xec1,0xedc,0xef5,0xf0d,0xf24,0xf3a,0xf4f,
+  0xf63,0xf76,0xf87,0xf98,0xfa7,0xfb5,0xfc2,0xfcd,
+  0xfd8,0xfe1,0xfe9,0xff0,0xff5,0xff9,0xffd,0xffe,
+  0xfff,0xffe,0xffd,0xff9,0xff5,0xff0,0xfe9,0xfe1,
+  0xfd8,0xfcd,0xfc2,0xfb5,0xfa7,0xf98,0xf87,0xf76,
+  0xf63,0xf4f,0xf3a,0xf24,0xf0d,0xef5,0xedc,0xec1,
+  0xea6,0xe8a,0xe6c,0xe4e,0xe2e,0xe0e,0xded,0xdca,
+  0xda7,0xd83,0xd5f,0xd39,0xd12,0xceb,0xcc3,0xc9a,
+  0xc71,0xc47,0xc1c,0xbf1,0xbc5,0xb98,0xb6b,0xb3d,
+  0xb0f,0xae0,0xab1,0xa82,0xa52,0xa22,0x9f1,0x9c0,
+  0x98f,0x95e,0x92c,0x8fa,0x8c8,0x896,0x864,0x832,
+  0x800,0x7cd,0x79b,0x769,0x737,0x705,0x6d3,0x6a1,
+  0x670,0x63f,0x60e,0x5dd,0x5ad,0x57d,0x54e,0x51f,
+  0x4f0,0x4c2,0x494,0x467,0x43a,0x40e,0x3e3,0x3b8,
+  0x38e,0x365,0x33c,0x314,0x2ed,0x2c6,0x2a0,0x27c,
+  0x258,0x235,0x212,0x1f1,0x1d1,0x1b1,0x193,0x175,
+  0x159,0x13e,0x123,0x10a,0xf2, 0xdb, 0xc5, 0xb0,
+  0x9c, 0x89, 0x78, 0x67, 0x58, 0x4a, 0x3d, 0x32,
+  0x27, 0x1e, 0x16, 0xf,  0xa,  0x6,  0x2,  0x1,
+  0x0,  0x1,  0x2,  0x6,  0xa,  0xf,  0x16, 0x1e,
+  0x27, 0x32, 0x3d, 0x4a, 0x58, 0x67, 0x78, 0x89,
+  0x9c, 0xb0, 0xc5, 0xdb, 0xf2, 0x10a,0x123,0x13e,
+  0x159,0x175,0x193,0x1b1,0x1d1,0x1f1,0x212,0x235,
+  0x258,0x27c,0x2a0,0x2c6,0x2ed,0x314,0x33c,0x365,
+  0x38e,0x3b8,0x3e3,0x40e,0x43a,0x467,0x494,0x4c2,
+  0x4f0,0x51f,0x54e,0x57d,0x5ad,0x5dd,0x60e,0x63f,
+  0x670,0x6a1,0x6d3,0x705,0x737,0x769,0x79b,0x7cd
 };

-GPTConfig gpt7cfg1 = {
-  .frequency    = 440U*DAC_BUFFER_SIZE,
-  .callback     = NULL,
-  .cr2          = TIM_CR2_MMS_1,    /* MMS = 010 = TRGO on Update Event.    */
-  .dier         = 0U
+static const dacsample_t dac_buffer_triangle[DAC_BUFFER_SIZE] = {
+  // 256 values, max 4095
+  0x20, 0x40, 0x60, 0x80, 0xa0, 0xc0, 0xe0, 0x100,
+  0x120,0x140,0x160,0x180,0x1a0,0x1c0,0x1e0,0x200,
+  0x220,0x240,0x260,0x280,0x2a0,0x2c0,0x2e0,0x300,
+  0x320,0x340,0x360,0x380,0x3a0,0x3c0,0x3e0,0x400,
+  0x420,0x440,0x460,0x480,0x4a0,0x4c0,0x4e0,0x500,
+  0x520,0x540,0x560,0x580,0x5a0,0x5c0,0x5e0,0x600,
+  0x620,0x640,0x660,0x680,0x6a0,0x6c0,0x6e0,0x700,
+  0x720,0x740,0x760,0x780,0x7a0,0x7c0,0x7e0,0x800,
+  0x81f,0x83f,0x85f,0x87f,0x89f,0x8bf,0x8df,0x8ff,
+  0x91f,0x93f,0x95f,0x97f,0x99f,0x9bf,0x9df,0x9ff,
+  0xa1f,0xa3f,0xa5f,0xa7f,0xa9f,0xabf,0xadf,0xaff,
+  0xb1f,0xb3f,0xb5f,0xb7f,0xb9f,0xbbf,0xbdf,0xbff,
+  0xc1f,0xc3f,0xc5f,0xc7f,0xc9f,0xcbf,0xcdf,0xcff,
+  0xd1f,0xd3f,0xd5f,0xd7f,0xd9f,0xdbf,0xddf,0xdff,
+  0xe1f,0xe3f,0xe5f,0xe7f,0xe9f,0xebf,0xedf,0xeff,
+  0xf1f,0xf3f,0xf5f,0xf7f,0xf9f,0xfbf,0xfdf,0xfff,
+  0xfdf,0xfbf,0xf9f,0xf7f,0xf5f,0xf3f,0xf1f,0xeff,
+  0xedf,0xebf,0xe9f,0xe7f,0xe5f,0xe3f,0xe1f,0xdff,
+  0xddf,0xdbf,0xd9f,0xd7f,0xd5f,0xd3f,0xd1f,0xcff,
+  0xcdf,0xcbf,0xc9f,0xc7f,0xc5f,0xc3f,0xc1f,0xbff,
+  0xbdf,0xbbf,0xb9f,0xb7f,0xb5f,0xb3f,0xb1f,0xaff,
+  0xadf,0xabf,0xa9f,0xa7f,0xa5f,0xa3f,0xa1f,0x9ff,
+  0x9df,0x9bf,0x99f,0x97f,0x95f,0x93f,0x91f,0x8ff,
+  0x8df,0x8bf,0x89f,0x87f,0x85f,0x83f,0x81f,0x800,
+  0x7e0,0x7c0,0x7a0,0x780,0x760,0x740,0x720,0x700,
+  0x6e0,0x6c0,0x6a0,0x680,0x660,0x640,0x620,0x600,
+  0x5e0,0x5c0,0x5a0,0x580,0x560,0x540,0x520,0x500,
+  0x4e0,0x4c0,0x4a0,0x480,0x460,0x440,0x420,0x400,
+  0x3e0,0x3c0,0x3a0,0x380,0x360,0x340,0x320,0x300,
+  0x2e0,0x2c0,0x2a0,0x280,0x260,0x240,0x220,0x200,
+  0x1e0,0x1c0,0x1a0,0x180,0x160,0x140,0x120,0x100,
+  0xe0, 0xc0, 0xa0, 0x80, 0x60, 0x40, 0x20, 0x0
 };

-GPTConfig gpt8cfg1 = {
-  .frequency    = 10,
-  .callback     = gpt_cb8,
-  .cr2          = TIM_CR2_MMS_1,    /* MMS = 010 = TRGO on Update Event.    */
-  .dier         = 0U
-};
-
-
-/*
- * DAC test buffer (sine wave).
- */
-// static const dacsample_t dac_buffer[DAC_BUFFER_SIZE] = {
-//   2047, 2082, 2118, 2154, 2189, 2225, 2260, 2296, 2331, 2367, 2402, 2437,
-//   2472, 2507, 2542, 2576, 2611, 2645, 2679, 2713, 2747, 2780, 2813, 2846,
-//   2879, 2912, 2944, 2976, 3008, 3039, 3070, 3101, 3131, 3161, 3191, 3221,
-//   3250, 3278, 3307, 3335, 3362, 3389, 3416, 3443, 3468, 3494, 3519, 3544,
-//   3568, 3591, 3615, 3637, 3660, 3681, 3703, 3723, 3744, 3763, 3782, 3801,
-//   3819, 3837, 3854, 3870, 3886, 3902, 3917, 3931, 3944, 3958, 3970, 3982,
-//   3993, 4004, 4014, 4024, 4033, 4041, 4049, 4056, 4062, 4068, 4074, 4078,
-//   4082, 4086, 4089, 4091, 4092, 4093, 4094, 4093, 4092, 4091, 4089, 4086,
-//   4082, 4078, 4074, 4068, 4062, 4056, 4049, 4041, 4033, 4024, 4014, 4004,
-//   3993, 3982, 3970, 3958, 3944, 3931, 3917, 3902, 3886, 3870, 3854, 3837,
-//   3819, 3801, 3782, 3763, 3744, 3723, 3703, 3681, 3660, 3637, 3615, 3591,
-//   3568, 3544, 3519, 3494, 3468, 3443, 3416, 3389, 3362, 3335, 3307, 3278,
-//   3250, 3221, 3191, 3161, 3131, 3101, 3070, 3039, 3008, 2976, 2944, 2912,
-//   2879, 2846, 2813, 2780, 2747, 2713, 2679, 2645, 2611, 2576, 2542, 2507,
-//   2472, 2437, 2402, 2367, 2331, 2296, 2260, 2225, 2189, 2154, 2118, 2082,
-//   2047, 2012, 1976, 1940, 1905, 1869, 1834, 1798, 1763, 1727, 1692, 1657,
-//   1622, 1587, 1552, 1518, 1483, 1449, 1415, 1381, 1347, 1314, 1281, 1248,
-//   1215, 1182, 1150, 1118, 1086, 1055, 1024,  993,  963,  933,  903,  873,
-//    844,  816,  787,  759,  732,  705,  678,  651,  626,  600,  575,  550,
-//    526,  503,  479,  457,  434,  413,  391,  371,  350,  331,  312,  293,
-//    275,  257,  240,  224,  208,  192,  177,  163,  150,  136,  124,  112,
-//    101,   90,   80,   70,   61,   53,   45,   38,   32,   26,   20,   16,
-//     12,    8,    5,    3,    2,    1,    0,    1,    2,    3,    5,    8,
-//     12,   16,   20,   26,   32,   38,   45,   53,   61,   70,   80,   90,
-//    101,  112,  124,  136,  150,  163,  177,  192,  208,  224,  240,  257,
-//    275,  293,  312,  331,  350,  371,  391,  413,  434,  457,  479,  503,
-//    526,  550,  575,  600,  626,  651,  678,  705,  732,  759,  787,  816,
-//    844,  873,  903,  933,  963,  993, 1024, 1055, 1086, 1118, 1150, 1182,
-//   1215, 1248, 1281, 1314, 1347, 1381, 1415, 1449, 1483, 1518, 1552, 1587,
-//   1622, 1657, 1692, 1727, 1763, 1798, 1834, 1869, 1905, 1940, 1976, 2012
-// };
-
-// static const dacsample_t dac_buffer_2[DAC_BUFFER_SIZE] = {
-//     12,    8,    5,    3,    2,    1,    0,    1,    2,    3,    5,    8,
-//     12,   16,   20,   26,   32,   38,   45,   53,   61,   70,   80,   90,
-//    101,  112,  124,  136,  150,  163,  177,  192,  208,  224,  240,  257,
-//    275,  293,  312,  331,  350,  371,  391,  413,  434,  457,  479,  503,
-//    526,  550,  575,  600,  626,  651,  678,  705,  732,  759,  787,  816,
-//    844,  873,  903,  933,  963,  993, 1024, 1055, 1086, 1118, 1150, 1182,
-//   1215, 1248, 1281, 1314, 1347, 1381, 1415, 1449, 1483, 1518, 1552, 1587,
-//   1622, 1657, 1692, 1727, 1763, 1798, 1834, 1869, 1905, 1940, 1976, 2012,
-//   2047, 2082, 2118, 2154, 2189, 2225, 2260, 2296, 2331, 2367, 2402, 2437,
-//   2472, 2507, 2542, 2576, 2611, 2645, 2679, 2713, 2747, 2780, 2813, 2846,
-//   2879, 2912, 2944, 2976, 3008, 3039, 3070, 3101, 3131, 3161, 3191, 3221,
-//   3250, 3278, 3307, 3335, 3362, 3389, 3416, 3443, 3468, 3494, 3519, 3544,
-//   3568, 3591, 3615, 3637, 3660, 3681, 3703, 3723, 3744, 3763, 3782, 3801,
-//   3819, 3837, 3854, 3870, 3886, 3902, 3917, 3931, 3944, 3958, 3970, 3982,
-//   3993, 4004, 4014, 4024, 4033, 4041, 4049, 4056, 4062, 4068, 4074, 4078,
-//   4082, 4086, 4089, 4091, 4092, 4093, 4094, 4093, 4092, 4091, 4089, 4086,
-//   4082, 4078, 4074, 4068, 4062, 4056, 4049, 4041, 4033, 4024, 4014, 4004,
-//   3993, 3982, 3970, 3958, 3944, 3931, 3917, 3902, 3886, 3870, 3854, 3837,
-//   3819, 3801, 3782, 3763, 3744, 3723, 3703, 3681, 3660, 3637, 3615, 3591,
-//   3568, 3544, 3519, 3494, 3468, 3443, 3416, 3389, 3362, 3335, 3307, 3278,
-//   3250, 3221, 3191, 3161, 3131, 3101, 3070, 3039, 3008, 2976, 2944, 2912,
-//   2879, 2846, 2813, 2780, 2747, 2713, 2679, 2645, 2611, 2576, 2542, 2507,
-//   2472, 2437, 2402, 2367, 2331, 2296, 2260, 2225, 2189, 2154, 2118, 2082,
-//   2047, 2012, 1976, 1940, 1905, 1869, 1834, 1798, 1763, 1727, 1692, 1657,
-//   1622, 1587, 1552, 1518, 1483, 1449, 1415, 1381, 1347, 1314, 1281, 1248,
-//   1215, 1182, 1150, 1118, 1086, 1055, 1024,  993,  963,  933,  903,  873,
-//    844,  816,  787,  759,  732,  705,  678,  651,  626,  600,  575,  550,
-//    526,  503,  479,  457,  434,  413,  391,  371,  350,  331,  312,  293,
-//    275,  257,  240,  224,  208,  192,  177,  163,  150,  136,  124,  112,
-//    101,   90,   80,   70,   61,   53,   45,   38,   32,   26,   20,   16
-// };
-
-// squarewave
-static const dacsample_t dac_buffer[DAC_BUFFER_SIZE] = {
+static const dacsample_t dac_buffer_square[DAC_BUFFER_SIZE] = {
  // First half is max, second half is 0
  [0                 ... DAC_BUFFER_SIZE/2-1] = DAC_SAMPLE_MAX,
  [DAC_BUFFER_SIZE/2 ... DAC_BUFFER_SIZE  -1] = 0,
 };

-// squarewave
-static const dacsample_t dac_buffer_2[DAC_BUFFER_SIZE] = {
-  // opposite of dac_buffer above
-  [0                 ... DAC_BUFFER_SIZE/2-1] = 0,
-  [DAC_BUFFER_SIZE/2 ... DAC_BUFFER_SIZE  -1] = DAC_SAMPLE_MAX,
-};
+static dacsample_t dac_buffer_empty[DAC_BUFFER_SIZE] = { DAC_OFF_VALUE };

-/*
- * DAC streaming callback.
+static float dac_if[8] = {0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0, 0.0};
+
+/**
+ * Generation of the waveform being passed to the callback. Declared weak so users
+ * can override it with their own waveforms/noises.
 */
-size_t nx = 0, ny = 0, nz = 0;
-static void end_cb1(DACDriver *dacp, dacsample_t *buffer, size_t n) {
+__attribute__ ((weak))
+uint16_t dac_value_generate(void) {
+  uint16_t value = DAC_OFF_VALUE;
+  uint8_t working_voices = dac_voices;
+  if (working_voices > DAC_VOICES_MAX)
+    working_voices = DAC_VOICES_MAX;
+
+  if (working_voices > 0) {
+    uint16_t value_avg = 0;
+    for (uint8_t i = 0; i < working_voices; i++) {
+      dac_if[i] = dac_if[i] + ((dac_frequencies[i] * DAC_BUFFER_SIZE) / DAC_SAMPLE_RATE);
+
+      // Needed because % doesn't work with floats
+      while (dac_if[i] >= (DAC_BUFFER_SIZE))
+        dac_if[i] = dac_if[i] - DAC_BUFFER_SIZE;
+
+      // Wavetable generation/lookup
+      uint16_t dac_i = (uint16_t)dac_if[i];
+      // SINE
+      value_avg += dac_buffer_sine[dac_i] / working_voices / 3;
+      // TRIANGLE
+      value_avg += dac_buffer_triangle[dac_i] / working_voices / 3;
+      // SQUARE
+      value_avg += dac_buffer_square[dac_i] / working_voices / 3;
+    }
+    value = value_avg;
+  }
+  return value;
+}
+
+/**
+ * DAC streaming callback. Does all of the main computing for playing songs.
+ */
+static void dac_end(DACDriver * dacp, dacsample_t * sample_p, size_t sample_count) {

  (void)dacp;

-  nz++;
-  if (dac_buffer == buffer) {
-    nx += n;
-  }
-  else {
-    ny += n;
+  for (uint8_t s = 0; s < sample_count; s++) {
+    sample_p[s] = dac_value_generate();
  }

-  if ((nz % 1000) == 0) {
-    // palTogglePad(GPIOD, GPIOD_LED3);
+  if (playing_notes) {
+    note_position += sample_count;
+
+    // End of the note - 35 is arbitary here, but gets us close to AVR's timing
+    if ((note_position >= (note_length*DAC_SAMPLE_RATE/35))) {
+      stop_note((*notes_pointer)[current_note][0]);
+      current_note++;
+      if (current_note >= notes_count) {
+        if (notes_repeat) {
+          current_note = 0;
+        } else {
+          playing_notes = false;
+          return;
+        }
+      }
+      play_note((*notes_pointer)[current_note][0], 15);
+      envelope_index = 0;
+      note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100);
+
+      // Skip forward in the next note's length if we've over shot the last, so
+      // the overall length of the song is the same
+      note_position = note_position - (note_length*DAC_SAMPLE_RATE/35);
+    }
  }
 }

-/*
- * DAC error callback.
- */
-static void error_cb1(DACDriver *dacp, dacerror_t err) {
+static void dac_error(DACDriver *dacp, dacerror_t err) {

  (void)dacp;
  (void)err;

-  chSysHalt("DAC failure");
+  chSysHalt("DAC failure. halp");
 }

-static const DACConfig dac1cfg1 = {
+static const GPTConfig gpt6cfg1 = {
+  .frequency    = DAC_SAMPLE_RATE * 3,
+  .callback     = NULL,
+  .cr2          = TIM_CR2_MMS_1,       /* MMS = 010 = TRGO on Update Event.  */
+  .dier         = 0U
+};
+
+static const DACConfig dac_conf = {
  .init         = DAC_SAMPLE_MAX,
  .datamode     = DAC_DHRM_12BIT_RIGHT
 };

-static const DACConversionGroup dacgrpcfg1 = {
+/**
+ * @note The DAC_TRG(0) here selects the Timer 6 TRGO event, which is triggered
+ * on the rising edge after 3 APB1 clock cycles, causing our gpt6cfg1.frequency
+ * to be a third of what we expect.
+ *
+ * Here are all the values for DAC_TRG (TSEL in the ref manual)
+ * TIM15_TRGO 0b011
+ * TIM2_TRGO  0b100
+ * TIM3_TRGO  0b001
+ * TIM6_TRGO  0b000
+ * TIM7_TRGO  0b010
+ * EXTI9      0b110
+ * SWTRIG     0b111
+ */
+static const DACConversionGroup dac_conv_cfg = {
  .num_channels = 1U,
-  .end_cb       = end_cb1,
-  .error_cb     = error_cb1,
-  .trigger      = DAC_TRG(0)
-};
-
-static const DACConfig dac1cfg2 = {
-  .init         = DAC_SAMPLE_MAX,
-  .datamode     = DAC_DHRM_12BIT_RIGHT
-};
-
-static const DACConversionGroup dacgrpcfg2 = {
-  .num_channels = 1U,
-  .end_cb       = end_cb1,
-  .error_cb     = error_cb1,
-  .trigger      = DAC_TRG(0)
+  .end_cb       = dac_end,
+  .error_cb     = dac_error,
+  .trigger      = DAC_TRG(0b000)
 };

 void audio_init() {
@@ -292,26 +275,20 @@ void audio_init() {
  #endif
 #endif // ARM EEPROM

-  /*
-   * Starting DAC1 driver, setting up the output pin as analog as suggested
-   * by the Reference Manual.
-   */
-  palSetPadMode(GPIOA, 4, PAL_MODE_INPUT_ANALOG);
-  palSetPadMode(GPIOA, 5, PAL_MODE_INPUT_ANALOG);
-  dacStart(&DACD1, &dac1cfg1);
-  dacStart(&DACD2, &dac1cfg2);

-  /*
-   * Starting GPT6/7 driver, it is used for triggering the DAC.
-   */
-  START_CHANNEL_1();
-  START_CHANNEL_2();
+#if defined(A4_AUDIO)
+  palSetPadMode(GPIOA, 4, PAL_MODE_INPUT_ANALOG );
+  dacStart(&DACD1, &dac_conf);
+  dacStartConversion(&DACD1, &dac_conv_cfg, dac_buffer_empty, DAC_BUFFER_SIZE);
+#endif
+#if defined(A5_AUDIO)
+  palSetPadMode(GPIOA, 5, PAL_MODE_INPUT_ANALOG );
+  dacStart(&DACD2, &dac_conf);
+  dacStartConversion(&DACD2, &dac_conv_cfg, dac_buffer_empty, DAC_BUFFER_SIZE);
+#endif

-  /*
-   * Starting a continuous conversion.
-   */
-  dacStartConversion(&DACD1, &dacgrpcfg1, (dacsample_t *)dac_buffer, DAC_BUFFER_SIZE);
-  dacStartConversion(&DACD2, &dacgrpcfg2, (dacsample_t *)dac_buffer_2, DAC_BUFFER_SIZE);
+  gptStart(&GPTD6, &gpt6cfg1);
+  gptStartContinuous(&GPTD6, 2U);

  audio_initialized = true;

@@ -329,22 +306,13 @@ void stop_all_notes() {
    if (!audio_initialized) {
        audio_init();
    }
-    voices = 0;
-
-    gptStopTimer(&GPTD6);
-    gptStopTimer(&GPTD7);
-    gptStopTimer(&GPTD8);
+    dac_voices = 0;

    playing_notes = false;
    playing_note = false;
-    frequency = 0;
-    frequency_alt = 0;
-    volume = 0;

-    for (uint8_t i = 0; i < 8; i++)
-    {
-        frequencies[i] = 0;
-        volumes[i] = 0;
+    for (uint8_t i = 0; i < 8; i++) {
+        dac_frequencies[i] = 0;
    }
 }

@@ -356,32 +324,20 @@ void stop_note(float freq) {
      audio_init();
    }
    for (int i = 7; i >= 0; i--) {
-      if (frequencies[i] == freq) {
-        frequencies[i] = 0;
-        volumes[i] = 0;
+      if (dac_frequencies[i] == freq) {
+        dac_frequencies[i] = 0;
        for (int j = i; (j < 7); j++) {
-          frequencies[j] = frequencies[j+1];
-          frequencies[j+1] = 0;
-          volumes[j] = volumes[j+1];
-          volumes[j+1] = 0;
+          dac_frequencies[j] = dac_frequencies[j+1];
+          dac_frequencies[j+1] = 0;
        }
        break;
      }
    }
-    voices--;
-    if (voices < 0) {
-      voices = 0;
+    dac_voices--;
+    if (dac_voices < 0) {
+      dac_voices = 0;
    }
-    if (voice_place >= voices) {
-      voice_place = 0;
-    }
-    if (voices == 0) {
-      STOP_CHANNEL_1();
-      STOP_CHANNEL_2();
-      gptStopTimer(&GPTD8);
-      frequency = 0;
-      frequency_alt = 0;
-      volume = 0;
+    if (dac_voices == 0) {
      playing_note = false;
    }
  }
@@ -406,196 +362,6 @@ float vibrato(float average_freq) {

 #endif

-static void gpt_cb8(GPTDriver *gptp) {
-  float freq;
-
-  if (playing_note) {
-    if (voices > 0) {
-
-      float freq_alt = 0;
-      if (voices > 1) {
-        if (polyphony_rate == 0) {
-          if (glissando) {
-            if (frequency_alt != 0 && frequency_alt < frequencies[voices - 2] && frequency_alt < frequencies[voices - 2] * pow(2, -440/frequencies[voices - 2]/12/2)) {
-              frequency_alt = frequency_alt * pow(2, 440/frequency_alt/12/2);
-            } else if (frequency_alt != 0 && frequency_alt > frequencies[voices - 2] && frequency_alt > frequencies[voices - 2] * pow(2, 440/frequencies[voices - 2]/12/2)) {
-              frequency_alt = frequency_alt * pow(2, -440/frequency_alt/12/2);
-            } else {
-              frequency_alt = frequencies[voices - 2];
-            }
-          } else {
-            frequency_alt = frequencies[voices - 2];
-          }
-
-          #ifdef VIBRATO_ENABLE
-            if (vibrato_strength > 0) {
-              freq_alt = vibrato(frequency_alt);
-            } else {
-              freq_alt = frequency_alt;
-            }
-          #else
-            freq_alt = frequency_alt;
-          #endif
-        }
-
-        if (envelope_index < 65535) {
-          envelope_index++;
-        }
-
-        freq_alt = voice_envelope(freq_alt);
-
-        if (freq_alt < 30.517578125) {
-          freq_alt = 30.52;
-        }
-
-        if (GET_CHANNEL_2_FREQ != (uint16_t)freq_alt) {
-          UPDATE_CHANNEL_2_FREQ(freq_alt);
-        } else {
-          RESTART_CHANNEL_2();
-        }
-        //note_timbre;
-      }
-
-      if (polyphony_rate > 0) {
-        if (voices > 1) {
-          voice_place %= voices;
-          if (place++ > (frequencies[voice_place] / polyphony_rate)) {
-            voice_place = (voice_place + 1) % voices;
-            place = 0.0;
-          }
-        }
-
-        #ifdef VIBRATO_ENABLE
-          if (vibrato_strength > 0) {
-              freq = vibrato(frequencies[voice_place]);
-          } else {
-              freq = frequencies[voice_place];
-          }
-        #else
-          freq = frequencies[voice_place];
-        #endif
-      } else {
-        if (glissando) {
-          if (frequency != 0 && frequency < frequencies[voices - 1] && frequency < frequencies[voices - 1] * pow(2, -440/frequencies[voices - 1]/12/2)) {
-            frequency = frequency * pow(2, 440/frequency/12/2);
-          } else if (frequency != 0 && frequency > frequencies[voices - 1] && frequency > frequencies[voices - 1] * pow(2, 440/frequencies[voices - 1]/12/2)) {
-            frequency = frequency * pow(2, -440/frequency/12/2);
-          } else {
-            frequency = frequencies[voices - 1];
-          }
-        } else {
-          frequency = frequencies[voices - 1];
-        }
-
-        #ifdef VIBRATO_ENABLE
-          if (vibrato_strength > 0) {
-            freq = vibrato(frequency);
-          } else {
-            freq = frequency;
-          }
-        #else
-          freq = frequency;
-        #endif
-      }
-
-      if (envelope_index < 65535) {
-        envelope_index++;
-      }
-
-      freq = voice_envelope(freq);
-
-      if (freq < 30.517578125) {
-        freq = 30.52;
-      }
-
-
-      if (GET_CHANNEL_1_FREQ != (uint16_t)freq) {
-        UPDATE_CHANNEL_1_FREQ(freq);
-      } else {
-        RESTART_CHANNEL_1();
-      }
-      //note_timbre;
-    }
-  }
-
-  if (playing_notes) {
-    if (note_frequency > 0) {
-      #ifdef VIBRATO_ENABLE
-        if (vibrato_strength > 0) {
-          freq = vibrato(note_frequency);
-        } else {
-          freq = note_frequency;
-        }
-      #else
-        freq = note_frequency;
-      #endif
-
-      if (envelope_index < 65535) {
-        envelope_index++;
-      }
-      freq = voice_envelope(freq);
-
-
-      if (GET_CHANNEL_1_FREQ != (uint16_t)freq) {
-        UPDATE_CHANNEL_1_FREQ(freq);
-        UPDATE_CHANNEL_2_FREQ(freq);
-      }
-      //note_timbre;
-    } else {
-        // gptStopTimer(&GPTD6);
-        // gptStopTimer(&GPTD7);
-    }
-
-    note_position++;
-    bool end_of_note = false;
-    if (GET_CHANNEL_1_FREQ > 0) {
-      if (!note_resting)
-        end_of_note = (note_position >= (note_length*8 - 1));
-      else
-        end_of_note = (note_position >= (note_length*8));
-    } else {
-      end_of_note = (note_position >= (note_length*8));
-    }
-
-    if (end_of_note) {
-      current_note++;
-      if (current_note >= notes_count) {
-        if (notes_repeat) {
-          current_note = 0;
-        } else {
-          STOP_CHANNEL_1();
-          STOP_CHANNEL_2();
-          // gptStopTimer(&GPTD8);
-          playing_notes = false;
-          return;
-        }
-      }
-      if (!note_resting) {
-        note_resting = true;
-        current_note--;
-        if ((*notes_pointer)[current_note][0] == (*notes_pointer)[current_note + 1][0]) {
-          note_frequency = 0;
-          note_length = 1;
-        } else {
-          note_frequency = (*notes_pointer)[current_note][0];
-          note_length = 1;
-        }
-      } else {
-        note_resting = false;
-        envelope_index = 0;
-        note_frequency = (*notes_pointer)[current_note][0];
-        note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100);
-      }
-
-      note_position = 0;
-    }
-  }
-
-  if (!audio_config.enable) {
-    playing_notes = false;
-    playing_note = false;
-  }
-}

 void play_note(float freq, int vol) {

@@ -605,29 +371,19 @@ void play_note(float freq, int vol) {
      audio_init();
  }

-  if (audio_config.enable && voices < 8) {
-
-     // Cancel notes if notes are playing
-    if (playing_notes) {
-      stop_all_notes();
-    }
-
+  if (audio_config.enable && dac_voices < 8) {
    playing_note = true;
-
-    envelope_index = 0;
-
    if (freq > 0) {
-      frequencies[voices] = freq;
-      volumes[voices] = vol;
-      voices++;
+      envelope_index = 0;
+      dac_frequencies[dac_voices] = freq;
+      dac_voices++;
    }
-
-    gptStart(&GPTD8, &gpt8cfg1);
-    gptStartContinuous(&GPTD8, 2U);
-    RESTART_CHANNEL_1();
-    RESTART_CHANNEL_2();
  }
+}

+__attribute__ ((weak))
+void dac_setup_note(void) {
+  dac_if[dac_voices] = 0.0f;
 }

 void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat) {
@@ -638,31 +394,26 @@ void play_notes(float (*np)[][2], uint16_t n_count, bool n_repeat) {

  if (audio_config.enable) {

-    // Cancel note if a note is playing
-    if (playing_note) {
-      stop_all_notes();
-    }
-
    playing_notes = true;

    notes_pointer = np;
    notes_count = n_count;
    notes_repeat = n_repeat;

-    place = 0;
    current_note = 0;

-    note_frequency = (*notes_pointer)[current_note][0];
    note_length = ((*notes_pointer)[current_note][1] / 4) * (((float)note_tempo) / 100);
    note_position = 0;

-    gptStart(&GPTD8, &gpt8cfg1);
-    gptStartContinuous(&GPTD8, 2U);
-    RESTART_CHANNEL_1();
-    RESTART_CHANNEL_2();
+    play_note((*notes_pointer)[current_note][0], 15);
+
  }
 }

+bool is_playing_note(void) {
+  return playing_note;
+}
+
 bool is_playing_notes(void) {
  return playing_notes;
 }
@@ -770,3 +521,11 @@ void increase_tempo(uint8_t tempo_change) {
    note_tempo -= tempo_change;
  }
 }
+
+uint8_t dac_number_of_voices(void) {
+  return dac_voices;
+}
+
+float dac_get_frequency(uint8_t index) {
+  return dac_frequencies[index];
+}
@@ -0,0 +1,89 @@
+/* Copyright 2019 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
+
+#include "ch.h"
+
+/**
+ * Size of the dac_buffer arrays. All must be the same size.
+ */
+#define DAC_BUFFER_SIZE 256U
+
+/**
+ * Highest value allowed by our 12bit DAC.
+ */
+#ifndef DAC_SAMPLE_MAX
+  #define DAC_SAMPLE_MAX  4095U
+#endif
+
+// #define DAC_LOW_QUALITY
+
+/**
+ * These presets allow you to quickly switch between quality/voice settings for
+ * the DAC. The sample rate and number of voices roughly has an inverse
+ * relationship - slightly higher sample rates may be possible.
+ */
+#ifdef DAC_VERY_LOW_QUALITY
+  #define DAC_SAMPLE_RATE 11025U
+  #define DAC_VOICES_MAX 8
+#endif
+
+#ifdef DAC_LOW_QUALITY
+  #define DAC_SAMPLE_RATE 22050U
+  #define DAC_VOICES_MAX 4
+#endif
+
+#ifdef DAC_HIGH_QUALITY
+  #define DAC_SAMPLE_RATE 44100U
+  #define DAC_VOICES_MAX 2
+#endif
+
+#ifdef DAC_VERY_HIGH_QUALITY
+  #define DAC_SAMPLE_RATE 88200U
+  #define DAC_VOICES_MAX 1
+#endif
+
+/**
+ * Effective bitrate of the DAC. 44.1khz is the standard for most audio - any
+ * lower will sacrifice perceptible audio quality. Any higher will limit the
+ * number of simultaneous voices. In most situations, a tenth (1/10) of the
+ * sample rate is where notes become unbearable.
+ */
+#ifndef DAC_SAMPLE_RATE
+  #define DAC_SAMPLE_RATE 44100U
+#endif
+
+/**
+ * The number of voices (in polyphony) that are supported. If too high a value
+ * is used here, the keyboard will freeze and glitch-out when that many voices
+ * are being played.
+ */
+#ifndef DAC_VOICES_MAX
+  #define DAC_VOICES_MAX 2
+#endif
+
+/**
+ * The default value of the DAC when not playing anything. Certain hardware
+ * setups may require a high (DAC_SAMPLE_MAX) or low (0) value here.
+ */
+#ifndef DAC_OFF_VALUE
+  #define DAC_OFF_VALUE DAC_SAMPLE_MAX / 2
+#endif
+
+uint8_t dac_number_of_voices(void);
+float dac_get_frequency(uint8_t index);
+uint16_t dac_value_generate(void);
+void dac_setup_note(void);
@@ -195,6 +195,16 @@ bool process_music(uint16_t keycode, keyrecord_t *record) {
          music_sequence_interval+=10;
          return false;
        }
+
+        if (keycode == KC_LEFT) {
+            music_offset--;
+            return false;
+        }
+
+        if (keycode == KC_RIGHT) {
+            music_offset++;
+            return false;
+        }
      }

      uint8_t note = 36;
@@ -247,12 +247,6 @@ bool process_record_quantum(keyrecord_t *record) {
    preprocess_tap_dance(keycode, record);
  #endif

-  #if defined(OLED_DRIVER_ENABLE) && !defined(OLED_DISABLE_TIMEOUT)
-    // Wake up oled if user is using those fabulous keys!
-    if (record->event.pressed)
-      oled_on();
-  #endif
-
  if (!(
  #if defined(KEY_LOCK_ENABLE)
    // Must run first to be able to mask key_up events.
@@ -976,9 +970,6 @@ void matrix_init_quantum() {
  #ifdef OUTPUT_AUTO_ENABLE
    set_output(OUTPUT_AUTO);
  #endif
-  #ifdef OLED_DRIVER_ENABLE
-    oled_init(OLED_ROTATION_0);
-  #endif
  matrix_init_kb();
 }

@@ -1015,10 +1006,6 @@ void matrix_scan_quantum() {
    haptic_task();
  #endif

-  #ifdef OLED_DRIVER_ENABLE
-    oled_task();
-  #endif
-
  matrix_scan_kb();
 }
 #if defined(BACKLIGHT_ENABLE) && (defined(BACKLIGHT_PIN) || defined(BACKLIGHT_PINS))
@@ -1214,10 +1201,10 @@ void backlight_task(void) {
 // (which is not possible since the backlight is not wired to PWM pins on the
 // CPU), we do the LED on/off by oursleves.
 // The timer is setup to count up to 0xFFFF, and we set the Output Compare
-// register to the current 16bits backlight level (after CIE correction). 
-// This means the CPU will trigger a compare match interrupt when the counter 
-// reaches the backlight level, where we turn off the LEDs, 
-// but also an overflow interrupt when the counter rolls back to 0, 
+// register to the current 16bits backlight level (after CIE correction).
+// This means the CPU will trigger a compare match interrupt when the counter
+// reaches the backlight level, where we turn off the LEDs,
+// but also an overflow interrupt when the counter rolls back to 0,
 // in which we're going to turn on the LEDs.
 // The LED will then be on for OCRxx/0xFFFF time, adjusted every 244Hz.

@@ -1229,7 +1216,7 @@ ISR(TIMERx_COMPA_vect) {
 }

 // Triggered when the counter reaches the TOP value
-// this one triggers at F_CPU/65536 =~ 244 Hz 
+// this one triggers at F_CPU/65536 =~ 244 Hz
 ISR(TIMERx_OVF_vect) {
 #ifdef BACKLIGHT_BREATHING
  breathing_task();
@@ -299,7 +299,7 @@ uint8_t _matrix_scan(void) {

  debounce(raw_matrix, matrix + thisHand, ROWS_PER_HAND, changed);

-  return 1;
+  return (uint8_t)changed;
 }

 uint8_t matrix_scan(void) {
@@ -141,8 +141,8 @@
 #define STM32_GPT_USE_TIM3                  FALSE
 #define STM32_GPT_USE_TIM4                  FALSE
 #define STM32_GPT_USE_TIM6                  TRUE
-#define STM32_GPT_USE_TIM7                  TRUE
-#define STM32_GPT_USE_TIM8                  TRUE
+#define STM32_GPT_USE_TIM7                  FALSE
+#define STM32_GPT_USE_TIM8                  FALSE
 #define STM32_GPT_TIM1_IRQ_PRIORITY         7
 #define STM32_GPT_TIM2_IRQ_PRIORITY         7
 #define STM32_GPT_TIM3_IRQ_PRIORITY         7
@@ -75,6 +75,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #ifdef QWIIC_ENABLE
 #   include "qwiic.h"
 #endif
+#ifdef OLED_DRIVER_ENABLE
+    #include "oled_driver.h"
+#endif
 #ifdef VELOCIKEY_ENABLE
  #include "velocikey.h"
 #endif
@@ -205,6 +208,9 @@ void keyboard_init(void) {
 #ifdef QWIIC_ENABLE
    qwiic_init();
 #endif
+#ifdef OLED_DRIVER_ENABLE
+    oled_init(OLED_ROTATION_0);
+#endif
 #ifdef PS2_MOUSE_ENABLE
    ps2_mouse_init();
 #endif
@@ -262,7 +268,11 @@ void keyboard_task(void)
    uint8_t keys_processed = 0;
 #endif

+#if defined(OLED_DRIVER_ENABLE) && !defined(OLED_DISABLE_TIMEOUT)
+    uint8_t ret = matrix_scan();
+#else
    matrix_scan();
+#endif

    if (is_keyboard_master()) {
        for (uint8_t r = 0; r < MATRIX_ROWS; r++) {
@@ -306,6 +316,15 @@ MATRIX_LOOP_END:
    qwiic_task();
 #endif

+#ifdef OLED_DRIVER_ENABLE
+    oled_task();
+#ifndef OLED_DISABLE_TIMEOUT
+    // Wake up oled if user is using those fabulous keys!
+    if (ret)
+        oled_on();
+#endif
+#endif
+
 #ifdef MOUSEKEY_ENABLE
    // mousekey repeat & acceleration
    mousekey_task();
@@ -0,0 +1,39 @@
+#! /bin/python
+#
+# Copyright 2019 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/>.
+#
+
+import wave, struct, sys
+
+waveFile = wave.open(sys.argv[1], 'r')
+# print(str(waveFile.getparams()))
+# sys.exit()
+
+if (waveFile.getsampwidth() != 2):
+    raise(Exception("This script currently only works with 16bit audio files"))
+
+length = waveFile.getnframes()
+out = "#define DAC_SAMPLE_CUSTOM_LENGTH " + str(length) + "\n\n"
+out += "static const dacsample_t dac_sample_custom[" + str(length) + "] = {"
+for i in range(0,length):
+    if (i % 8 == 0):
+        out += "\n    "
+    waveData = waveFile.readframes(1)
+    data = struct.unpack("<h", waveData)
+    out += str(int((int(data[0]) + 0x8000) / 16)) + ", "
+out = out[:-2]
+out += "\n};"
+print(out)
@@ -0,0 +1,40 @@
+#! /bin/python
+#
+# Copyright 2019 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/>.
+#
+
+import wave, struct, sys
+
+waveFile = wave.open(sys.argv[1], 'r')
+
+length = waveFile.getnframes()
+out = "#define DAC_WAVETABLE_CUSTOM_LENGTH " + str(int(length / 256)) + "\n\n"
+out += "static const dacsample_t dac_wavetable_custom[" + str(int(length / 256)) + "][256] = {"
+for i in range(0,length):
+    if (i % 8 == 0):
+        out += "\n    "
+    if (i % 256 == 0):
+        out = out[:-2]
+        out += "{\n    "
+    waveData = waveFile.readframes(1)
+    data = struct.unpack("<h", waveData)
+    out += str(int((int(data[0]) + 0x8000) / 16)) + ", "
+    if (i % 256 == 255):
+        out = out[:-2]
+        out += "\n  },"
+out = out[:-1]
+out += "\n};"
+print(out)
Author	SHA1	Message	Date
Jack Humbert	f52faeb5d6	add sample and wavetable examples, parsers for both	2019-06-05 00:47:31 -04:00
Jack Humbert	bfe468ef1d	start morphing wavetable	2019-06-04 02:32:07 -04:00
Jack Humbert	474d100b56	refined a bit	2019-06-02 16:42:36 -04:00
Jack Humbert	208bee10f2	play_notes working	2019-06-01 13:11:27 -04:00
Jack Humbert	3e6478b0bb	start in-place documentation of dac settings	2019-06-01 02:02:58 -04:00
Jack Humbert	3e1826a332	fixed blip (rounding error), other waves, added key selection (left/right)	2019-06-01 01:37:54 -04:00
Jack Humbert	73853d651a	5 voices at 44.1khz	2019-05-31 17:46:18 -04:00
Jack Humbert	dfb401b950	limit voices to working number	2019-05-28 01:04:58 -04:00
Jack Humbert	9632b3379f	configuration for the ez	2019-05-28 00:59:09 -04:00
Jack Humbert	6241f3f3b7	notes working in a new way	2019-05-27 16:21:17 -04:00
XScorpion2	e83e316555	[Keyboard] Enable RGBLIGHT_ANIMATIONS by default on the Zen rev2 (#5805 ) * Enable RGBLIGHT_ANIMATIONS by default on the Zen rev2 * Also fixing OLED as it is upside down	2019-05-06 15:29:13 -07:00
XScorpion2	e01b2d518a	[Keyboard] Sol keyboard conversion to split common (#5773 ) * Split common conversion * Updated serial and encoder pins * Fixing default folder until r2 * Fixing oled driver on slave split common * Fixing keymap compile errors * Fixing oled inactivity timer on slave split common * Hoisted oled driver task, init, & activity to keyboard.c * Update keyboards/sol/config.h Co-Authored-By: XScorpion2 <rcalt2vt@gmail.com> * Remove TAPPING_FORCE_HOLD	2019-05-06 15:06:43 -07:00