Merge remote-tracking branch 'upstream/master'

8 files changed, 780 insertions, 293 deletions

diff --git a/keyboards/handwired/promethium/config.h b/keyboards/handwired/promethium/config.h
index 23fbfd0b9a..fd45c2bfe3 100644
--- a/keyboards/handwired/promethium/config.h
+++ b/keyboards/handwired/promethium/config.h
@@ -43,38 +43,107 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define MATRIX_ROW_PINS { D7, C6, D0, D1, F5, F4, F1, F0 }
 #define UNUSED_PINS
 
-/* COL2ROW or ROW2COL */
+/*
+ * Keyboard Matrix Assignments
+ *
+ * Change this to how you wired your keyboard
+ * COLS: AVR pins used for columns, left to right
+ * ROWS: AVR pins used for rows, top to bottom
+ * DIODE_DIRECTION: COL2ROW = COL = Anode (+), ROW = Cathode (-, marked on diode)
+ *                  ROW2COL = ROW = Anode (+), COL = Cathode (-, marked on diode)
+ *
+*/
 #define DIODE_DIRECTION COL2ROW
 
-/* define if matrix has ghost */
+// #define BACKLIGHT_PIN B7
+// #define BACKLIGHT_BREATHING
+// #define BACKLIGHT_LEVELS 3
+
+/* Debounce reduces chatter (unintended double-presses) - set 0 if debouncing is not needed */
+#define DEBOUNCING_DELAY 5
+
+/* define if matrix has ghost (lacks anti-ghosting diodes) */
 //#define MATRIX_HAS_GHOST
 
 /* number of backlight levels */
-#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
+// #define LOCKING_SUPPORT_ENABLE
 /* Locking resynchronize hack */
-#define LOCKING_RESYNC_ENABLE
+// #define LOCKING_RESYNC_ENABLE
+
+/*
+ * Force NKRO
+ *
+ * Force NKRO (nKey Rollover) to be enabled by default, regardless of the saved
+ * state in the bootmagic EEPROM settings. (Note that NKRO must be enabled in the
+ * makefile for this to work.)
+ *
+ * If forced on, NKRO can be disabled via magic key (default = LShift+RShift+N)
+ * until the next keyboard reset.
+ *
+ * NKRO may prevent your keystrokes from being detected in the BIOS, but it is
+ * fully operational during normal computer usage.
+ *
+ * For a less heavy-handed approach, enable NKRO via magic key (LShift+RShift+N)
+ * or via bootmagic (hold SPACE+N while plugging in the keyboard). Once set by
+ * bootmagic, NKRO mode will always be enabled until it is toggled again during a
+ * power-up.
+ *
+ */
+//#define FORCE_NKRO
 
 /* key combination for command */
 #define IS_COMMAND() ( \
     keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT) | MOD_BIT(KC_LCTRL) | MOD_BIT(KC_RCTRL)) \
 )
 
+/* control how magic key switches layers */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS  true
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM false
+
+/* override magic key keymap */
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_FKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_NKEYS
+//#define MAGIC_KEY_SWITCH_LAYER_WITH_CUSTOM
+//#define MAGIC_KEY_HELP1          H
+//#define MAGIC_KEY_HELP2          SLASH
+//#define MAGIC_KEY_DEBUG          D
+//#define MAGIC_KEY_DEBUG_MATRIX   X
+//#define MAGIC_KEY_DEBUG_KBD      K
+//#define MAGIC_KEY_DEBUG_MOUSE    M
+//#define MAGIC_KEY_VERSION        V
+//#define MAGIC_KEY_STATUS         S
+//#define MAGIC_KEY_CONSOLE        C
+//#define MAGIC_KEY_LAYER0_ALT1    ESC
+//#define MAGIC_KEY_LAYER0_ALT2    GRAVE
+//#define MAGIC_KEY_LAYER0         0
+//#define MAGIC_KEY_LAYER1         1
+//#define MAGIC_KEY_LAYER2         2
+//#define MAGIC_KEY_LAYER3         3
+//#define MAGIC_KEY_LAYER4         4
+//#define MAGIC_KEY_LAYER5         5
+//#define MAGIC_KEY_LAYER6         6
+//#define MAGIC_KEY_LAYER7         7
+//#define MAGIC_KEY_LAYER8         8
+//#define MAGIC_KEY_LAYER9         9
+//#define MAGIC_KEY_BOOTLOADER     PAUSE
+//#define MAGIC_KEY_LOCK           CAPS
+//#define MAGIC_KEY_EEPROM         E
+//#define MAGIC_KEY_NKRO           N
+//#define MAGIC_KEY_SLEEP_LED      Z
+
 /*
  * Feature disable options
  *  These options are also useful to firmware size reduction.
  */
 
 /* disable debug print */
-//#define NO_DEBUG
+// #define NO_DEBUG
 
 /* disable print */
-//#define NO_PRINT
+// #define NO_PRINT
 
 /* disable action features */
 //#define NO_ACTION_LAYER
diff --git a/keyboards/handwired/promethium/keymaps/priyadi/config.h b/keyboards/handwired/promethium/keymaps/priyadi/config.h
index 8b78c0dc4f..53059ca7d4 100644
--- a/keyboards/handwired/promethium/keymaps/priyadi/config.h
+++ b/keyboards/handwired/promethium/keymaps/priyadi/config.h
@@ -14,4 +14,11 @@
 #define RGB_DI_PIN B5
 #define RGBSPS_NUM 57
 
+#define LAYOUT_DVORAK
+#define LAYOUT_COLEMAK
+#define LAYOUT_NORMAN
+#define LAYOUT_WORKMAN
+
+#define DOUBLESPACE_LAYER_ENABLE
+
 #endif
diff --git a/keyboards/handwired/promethium/keymaps/priyadi/keymap.c b/keyboards/handwired/promethium/keymaps/priyadi/keymap.c
index 7ae269563f..1ad34612e3 100644
--- a/keyboards/handwired/promethium/keymaps/priyadi/keymap.c
+++ b/keyboards/handwired/promethium/keymaps/priyadi/keymap.c
@@ -3,40 +3,75 @@
 
 #include "promethium.h"
 #include "action_layer.h"
-#ifdef AUDIO_ENABLE
-  #include "audio.h"
-  #include "musical_notes.h"
-#endif
 #include "eeconfig.h"
 #include "process_unicode.h"
 #include "quantum.h"
 #include "rgbsps.h"
 #include "ps2_mouse.h"
 #include "ps2.h"
+#include "outputselect.h"
+#include "led.h"
 #define COUNT(x) (sizeof (x) / sizeof (*(x)))
 
-// #define RGBLED_NUM 5
-// struct cRGB led[RGBLED_NUM];
+// Fillers to make layering clearer
+#define _______ KC_TRNS
+#define XXXXXXX KC_NO
+#define G(x) LGUI(x)
+#define KC_WWWB KC_WWW_BACK
+#define KC_WWWF KC_WWW_FORWARD
+
+// hybrid right-alt & scroll lock (mapped to Compose in OS)
+#undef KC_RALT
+#define KC_RALT MT(MOD_RALT, KC_SLCK)
+
+bool capslock = false;
+#ifdef DOUBLESPACE_LAYER_ENABLE
+bool lspace_active = false;
+bool rspace_active = false;
+bool lspace_emitted = false;
+bool rspace_emitted = false;
+bool space_layer_entered = false;
+#endif
 
+// glow
+enum glow_modes {
+  GLOW_NONE,
+  GLOW_MIN,
+  GLOW_FULL
+};
+uint8_t glow_mode = GLOW_MIN;
 
 extern keymap_config_t keymap_config;
 
 enum layers {
   _QWERTY,
+  _DVORAK,
   _COLEMAK,
   _WORKMAN,
+  _NORMAN,
+
   _PUNC,
   _NUM,
   _FUNC,
+
+  _GREEKU,
+  _GREEKL,
+
   _EMOJI,
   _GUI,
+  _SYS,
 };
 
+// double-space layer
+#define _SPACE _GUI
+
 enum planck_keycodes {
   // layouts
   QWERTY = SAFE_RANGE,
+  DVORAK,
   COLEMAK,
   WORKMAN,
+  NORMAN,
 
   // layer switchers
   PUNC,
@@ -44,17 +79,19 @@ enum planck_keycodes {
   FUNC,
   EMOJI,
   GUI,
+  GREEK,
 
   // os switchers
   LINUX,
   WIN,
   OSX,
-};
 
-// Fillers to make layering clearer
-
-#define _______ KC_TRNS
-#define XXXXXXX KC_NO
+  // others
+  LSPACE,
+  RSPACE,
+  GLOW,
+  AUDIO
+};
 
 // unicode map
 
@@ -106,6 +143,59 @@ enum unicode_name {
   SUN, // sun
   MOON, // moon
   SKULL, // skull
+
+  // greek letters
+  UALPH,
+  UBETA,
+  UGAMM,
+  UDELT,
+  UEPSI,
+  UZETA,
+  UETA,
+  UTHET,
+  UIOTA,
+  UKAPP,
+  ULAMB,
+  UMU,
+  UNU,
+  UXI,
+  UOMIC,
+  UPI,
+  URHO,
+  USIGM,
+  UTAU,
+  UUPSI,
+  UPHI,
+  UCHI,
+  UPSI,
+  UOMEG,
+
+  LALPH,
+  LBETA,
+  LGAMM,
+  LDELT,
+  LEPSI,
+  LZETA,
+  LETA,
+  LTHET,
+  LIOTA,
+  LKAPP,
+  LLAMB,
+  LMU,
+  LNU,
+  LXI,
+  LOMIC,
+  LPI,
+  LRHO,
+  LSIGM,
+  LTAU,
+  LUPSI,
+  LPHI,
+  LCHI,
+  LPSI,
+  LOMEG,
+
+  FSIGM,
 };
 
 const uint32_t PROGMEM unicode_map[] = {
@@ -156,19 +246,58 @@ const uint32_t PROGMEM unicode_map[] = {
   [SUN] = 0x2600,
   [MOON] = 0x1F314,
   [SKULL] = 0x1F480,
-};
-
 
-// hybrid shift - =
-// #undef KC_LSFT
-// #define KC_LSFT MT(MOD_LSFT, KC_MINS)
-// #undef KC_RSFT
-// #define KC_RSFT MT(MOD_LSFT, KC_EQL)
-
-
-// hybrid right-gui & scroll lock (mapped to Compose in OS)
-#undef KC_RCTL
-#define KC_RCTL MT(MOD_LCTL, KC_SLCK)
+  // greek letters
+  [UALPH] = 0x0391,
+  [UBETA] = 0x0392,
+  [UGAMM] = 0x0393,
+  [UDELT] = 0x0394,
+  [UEPSI] = 0x0395,
+  [UZETA] = 0x0396,
+  [UETA] = 0x0397,
+  [UTHET] = 0x0398,
+  [UIOTA] = 0x0399,
+  [UKAPP] = 0x039A,
+  [ULAMB] = 0x039B,
+  [UMU] = 0x039C,
+  [UNU] = 0x039D,
+  [UXI] = 0x039E,
+  [UOMIC] = 0x039F,
+  [UPI] = 0x03A0,
+  [URHO] = 0x03A1,
+  [USIGM] = 0x03A3,
+  [UTAU] = 0x03A4,
+  [UUPSI] = 0x03A5,
+  [UPHI] = 0x03A6,
+  [UCHI] = 0x03A7,
+  [UPSI] = 0x03A8,
+  [UOMEG] = 0x03A9,
+  [LALPH] = 0x03B1,
+  [LBETA] = 0x03B2,
+  [LGAMM] = 0x03B3,
+  [LDELT] = 0x03B4,
+  [LEPSI] = 0x03B5,
+  [LZETA] = 0x03B6,
+  [LETA] = 0x03B7,
+  [LTHET] = 0x03B8,
+  [LIOTA] = 0x03B9,
+  [LKAPP] = 0x03BA,
+  [LLAMB] = 0x03BB,
+  [LMU] = 0x03BC,
+  [LNU] = 0x03BD,
+  [LXI] = 0x03BE,
+  [LOMIC] = 0x03BF,
+  [LPI] = 0x03C0,
+  [LRHO] = 0x03C1,
+  [LSIGM] = 0x03C3,
+  [LTAU] = 0x03C4,
+  [LUPSI] = 0x03C5,
+  [LPHI] = 0x03C6,
+  [LCHI] = 0x03C7,
+  [LPSI] = 0x03C8,
+  [LOMEG] = 0x03C9,
+  [FSIGM] = 0x03C2,
+};
 
 // RGBSPS
 
@@ -207,6 +336,17 @@ const uint8_t PROGMEM LED_ALNUM[] = {
   LED_RSPC
 };
 
+const uint8_t PROGMEM LED_HOMING[] = {
+  LED_A,
+  LED_S,
+  LED_D,
+  LED_F,
+  LED_J,
+  LED_K,
+  LED_L,
+  LED_SCLN
+};
+
 const uint8_t PROGMEM LED_MODS[] = {
   LED_TAB,
   LED_ESC,
@@ -244,149 +384,105 @@ const uint8_t PROGMEM LED_TRACKPOINT[] = {
   LED_TRACKPOINT3,
 };
 
-void led_reset(void) {
+void led_turnoff_keys(void) {
   for(uint8_t i = 0; i < COUNT(LED_ALNUM); i++) {
-    rgbsps_set(pgm_read_byte(&LED_ALNUM[i]), 15, 6, 0);
+    rgbsps_set(pgm_read_byte(&LED_ALNUM[i]), 0, 0, 0);
   }
-
   for(uint8_t i = 0; i < COUNT(LED_MODS); i++) {
-    rgbsps_set(pgm_read_byte(&LED_MODS[i]), 15, 0, 0);
+    rgbsps_set(pgm_read_byte(&LED_MODS[i]), 0, 0, 0);
   }
-
   for(uint8_t i = 0; i < COUNT(LED_FN); i++) {
-    rgbsps_set(pgm_read_byte(&LED_FN[i]), 15, 15, 15);
+    rgbsps_set(pgm_read_byte(&LED_FN[i]), 0, 0, 0);
   }
 }
 
-void led_layer_normal(void) {
-  rgbsps_set(LED_IND_FUNC, 0, 0, 0);
-  rgbsps_set(LED_IND_NUM, 0, 0, 0);
-  rgbsps_set(LED_IND_EMOJI, 0, 0, 0);
-
-  led_reset();
-
-  rgbsps_send();
-}
-
-void led_layer_func(void) {
-  rgbsps_set(LED_IND_FUNC, 0, 15, 0);
-  rgbsps_set(LED_IND_NUM, 0, 0, 0);
-  rgbsps_set(LED_IND_EMOJI, 0, 0, 0);
-
-  led_reset();
-
-  for(uint8_t i = 0; i < COUNT(LED_ALNUM); i++) {
-    rgbsps_set(pgm_read_byte(&LED_ALNUM[i]), 0, 0, 0);
+void led_reset(void) {
+  switch (glow_mode) {
+    case GLOW_NONE:
+      led_turnoff_keys();
+      break;
+    case GLOW_MIN:
+      led_turnoff_keys();
+      for(uint8_t i = 0; i < COUNT(LED_HOMING); i++) {
+        rgbsps_set(pgm_read_byte(&LED_HOMING[i]), 8, 8, 8);
+      }
+      rgbsps_set(LED_F, 15, 0, 0);
+      rgbsps_set(LED_J, 15, 0, 0);
+      break;
+    case GLOW_FULL:
+      for(uint8_t i = 0; i < COUNT(LED_ALNUM); i++) {
+        rgbsps_set(pgm_read_byte(&LED_ALNUM[i]), 8, 8, 8);
+      }
+      for(uint8_t i = 0; i < COUNT(LED_MODS); i++) {
+        rgbsps_set(pgm_read_byte(&LED_MODS[i]), 0, 15, 0);
+      }
+      for(uint8_t i = 0; i < COUNT(LED_FN); i++) {
+        rgbsps_set(pgm_read_byte(&LED_FN[i]), 0, 0, 15);
+      }
+      for(uint8_t i = 0; i < COUNT(LED_HOMING); i++) {
+        rgbsps_set(pgm_read_byte(&LED_HOMING[i]), 15, 0, 0);
+      }
+      rgbsps_set(LED_F, 15, 15, 0);
+      rgbsps_set(LED_J, 15, 15, 0);
+      break;
   }
-
-  rgbsps_set(LED_I, 15, 0, 15);
-  rgbsps_set(LED_J, 15, 0, 15);
-  rgbsps_set(LED_K, 15, 0, 15);
-  rgbsps_set(LED_L, 15, 0, 15);
-
-  rgbsps_set(LED_U, 15, 0, 0);
-  rgbsps_set(LED_O, 15, 0, 0);
-  rgbsps_set(LED_COMM, 15, 0, 0);
-  rgbsps_set(LED_DOT, 15, 0, 0);
-  rgbsps_set(LED_SCLN, 15, 0, 0);
-  rgbsps_set(LED_P, 15, 0, 0);
-
-  rgbsps_set(LED_Q, 0, 15, 0);
-  rgbsps_set(LED_W, 0, 15, 0);
-  rgbsps_set(LED_E, 0, 15, 0);
-  rgbsps_set(LED_R, 0, 15, 0);
-  rgbsps_set(LED_A, 0, 15, 0);
-  rgbsps_set(LED_S, 0, 15, 0);
-  rgbsps_set(LED_D, 0, 15, 0);
-  rgbsps_set(LED_F, 0, 15, 0);
-  rgbsps_set(LED_Z, 0, 15, 0);
-  rgbsps_set(LED_X, 0, 15, 0);
-  rgbsps_set(LED_C, 0, 15, 0);
-  rgbsps_set(LED_V, 0, 15, 0);
-
-  rgbsps_send();
 }
 
-void led_layer_punc(void) {
-  rgbsps_set(LED_IND_FUNC, 0, 15, 0);
-  rgbsps_set(LED_IND_NUM, 0, 0, 15);
-  rgbsps_set(LED_IND_EMOJI, 0, 0, 0);
-
-  led_reset();
-
-  rgbsps_send();
-}
+void led_set_layer_indicator(void) {
+  static uint8_t oldlayer = 255;
 
-void led_layer_num(void) {
   rgbsps_set(LED_IND_FUNC, 0, 0, 0);
-  rgbsps_set(LED_IND_NUM, 0, 0, 15);
+  // rgbsps_set(LED_IND_NUM, 0, 0, 0);
   rgbsps_set(LED_IND_EMOJI, 0, 0, 0);
 
   led_reset();
 
-  for(uint8_t i = 0; i < COUNT(LED_ALNUM); i++) {
-    rgbsps_set(pgm_read_byte(&LED_ALNUM[i]), 0, 0, 0);
+  uint8_t layer = biton32(layer_state);
+  if (oldlayer == layer) {
+    return;
   }
 
-  rgbsps_set(LED_U, 0, 5, 15);
-  rgbsps_set(LED_I, 0, 5, 15);
-  rgbsps_set(LED_O, 0, 5, 15);
-  rgbsps_set(LED_J, 0, 5, 15);
-  rgbsps_set(LED_K, 0, 5, 15);
-  rgbsps_set(LED_L, 0, 5, 15);
-  rgbsps_set(LED_M, 0, 5, 15);
-  rgbsps_set(LED_COMM, 0, 5, 15);
-  rgbsps_set(LED_DOT, 0, 5, 15);
-  rgbsps_set(LED_FUNC, 0, 5, 15);
-
-  rgbsps_set(LED_EMOJI, 0, 10, 15);
-  rgbsps_set(LED_RALT, 0, 10, 15);
-
-  rgbsps_set(LED_Q, 0, 10, 15);
-  rgbsps_set(LED_W, 0, 10, 15);
-  rgbsps_set(LED_E, 0, 10, 15);
-  rgbsps_set(LED_R, 0, 10, 15);
-  rgbsps_set(LED_T, 0, 10, 15);
-  rgbsps_set(LED_Y, 0, 10, 15);
-  rgbsps_set(LED_P, 0, 10, 15);
-
-  rgbsps_set(LED_A, 0, 15, 15);
-  rgbsps_set(LED_S, 0, 15, 15);
-  rgbsps_set(LED_D, 0, 15, 15);
-  rgbsps_set(LED_F, 0, 15, 15);
-  rgbsps_set(LED_Z, 0, 15, 15);
-  rgbsps_set(LED_X, 0, 15, 15);
-  rgbsps_set(LED_C, 0, 15, 15);
-  rgbsps_set(LED_V, 0, 15, 15);
-
-  rgbsps_send();
-}
+  oldlayer = layer;
 
-void led_layer_emoji(void) {
-  for(uint8_t i = 0; i < COUNT(LED_ALNUM); i++) {
-    rgbsps_set(pgm_read_byte(&LED_ALNUM[i]), 15, 15, 0);
-  }
-  for(uint8_t i = 0; i < COUNT(LED_MODS); i++) {
-    rgbsps_set(pgm_read_byte(&LED_MODS[i]), 15, 15, 0);
+  if (layer <= _NORMAN) {
+    rgbsps_send();
+    return;
   }
-  for(uint8_t i = 0; i < COUNT(LED_FN); i++) {
-    rgbsps_set(pgm_read_byte(&LED_FN[i]), 15, 15, 0);
+
+  switch(layer) {
+    case _FUNC:
+      rgbsps_set(LED_IND_FUNC, 15, 0, 0);
+      break;
+    // case _NUM:
+    //   rgbsps_set(LED_IND_NUM, 0, 0, 15);
+    //   break;
+    case _EMOJI:
+      rgbsps_set(LED_IND_EMOJI, 15, 15, 0);
+      break;
+    default:
+      rgbsps_set(LED_IND_FUNC, 3, 3, 3);
+      rgbsps_set(LED_IND_NUM, 3, 3, 3);
+      rgbsps_set(LED_IND_EMOJI, 3, 3, 3);
   }
 
-  rgbsps_set(LED_IND_FUNC, 0, 0, 0);
-  rgbsps_set(LED_IND_NUM, 0, 0, 0);
-  rgbsps_set(LED_IND_EMOJI, 15, 15, 0);
+  rgbsps_send();
+}
 
-  rgbsps_set(LED_PUNC, 15, 15, 15);
-  rgbsps_set(LED_EMOJI, 15, 15, 15);
+void led_set_output_ble(void) {
+  rgbsps_set(LED_IND_BLUETOOTH, 0, 0, 15);
+  rgbsps_set(LED_IND_USB, 0, 0, 0);
+  rgbsps_send();
+}
 
+void led_set_output_usb(void) {
+  rgbsps_set(LED_IND_BLUETOOTH, 0, 0, 0);
+  rgbsps_set(LED_IND_USB, 15, 15, 15);
   rgbsps_send();
 }
 
-void led_layer_gui(void) {
-  rgbsps_set(LED_IND_FUNC, 15, 10, 15);
-  rgbsps_set(LED_IND_NUM, 15, 10, 15);
-  rgbsps_set(LED_IND_EMOJI, 15, 10, 15);
+void led_set_output_none(void) {
+  rgbsps_set(LED_IND_BLUETOOTH, 0, 0, 0);
+  rgbsps_set(LED_IND_USB, 0, 0, 0);
   rgbsps_send();
 }
 
@@ -398,13 +494,6 @@ void led_init(void) {
   rgbsps_set(LED_TRACKPOINT1, 15, 0, 0);
   rgbsps_set(LED_TRACKPOINT2, 0, 0, 15);
   rgbsps_set(LED_TRACKPOINT3, 15, 0, 0);
-
-  // // hardcode indicator for now
-  rgbsps_set(LED_IND_BLUETOOTH, 0, 0, 15);
-  rgbsps_set(LED_IND_USB, 15, 15, 15);
-  rgbsps_set(LED_IND_BATTERY, 0, 15, 0);
-
-  led_layer_normal();
 }
 
 
@@ -416,20 +505,40 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * ,-----------------------------------------------------------------------------------.
  * | Tab  |   Q  |   W  |   E  |   R  |   T  |   Y  |   U  |   I  |   O  |   P  | Bksp |
  * |------+------+------+------+------+-------------+------+------+------+------+------|
- * | Esc  |   A  |   S  |   D  |   F  |   G  |   H  |   J  |   K  |   L  |   ;  |Enter |
+ * | Esc  |   A  |   S  |   D  |   F  |   G  |   H  |   J  |   K  |   L  |   '  |Enter |
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   Z  |   X  |   C  |   V  |   B  |   N  |   M  |   ,  |   .  |   /  |Shift |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * | Ctrl | GUI  | Alt  | Punc | Num  |    Space    | Func |Emoji |AltGr | GUI  | Ctrl |
+ * | Ctrl | Alt  | GUI  | Punc | Num  |    Space    | Func |Greek | GUI  |AltGr | Ctrl |
  * `-----------------------------------------------------------------------------------'
  */
 [_QWERTY] = KEYMAP(
   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_QUOT, KC_ENT ,
   KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT,
-  KC_LCTL, KC_LGUI, KC_LALT, PUNC,    NUM,     KC_SPC,  KC_SPC,  FUNC,    EMOJI,   KC_RALT, KC_RGUI, KC_RCTL
+  KC_LCTL, KC_LALT, KC_LGUI, PUNC,    NUM,     LSPACE,  RSPACE,  FUNC,    GREEK,   KC_RGUI, KC_RALT, KC_RCTL
 ),
 
+/* Dvorak
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   '  |   ,  |   .  |   P  |   Y  |   F  |   G  |   C  |   R  |   L  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   O  |   E  |   U  |   I  |   D  |   H  |   T  |   N  |   S  |Enter |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   /  |   Q  |   J  |   K  |   X  |   B  |   M  |   W  |   V  |   Z  |Shift |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Ctrl | Alt  | GUI  | Punc | Num  |    Space    | Func |Greek | GUI  |AltGr | Ctrl |
+ * `-----------------------------------------------------------------------------------'
+ */
+#ifdef LAYOUT_DVORAK
+[_DVORAK] = KEYMAP(
+  _______, KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,    KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    _______,
+  _______, KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    _______,
+  _______, KC_SLSH, KC_Q,    KC_J,    KC_K,    KC_X,    KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    _______,
+  _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
+),
+#endif
+
 /* Colemak
  * ,-----------------------------------------------------------------------------------.
  * | Tab  |   Q  |   W  |   F  |   P  |   G  |   J  |   L  |   U  |   Y  |   ;  | Bksp |
@@ -438,15 +547,39 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   Z  |   X  |   C  |   V  |   B  |   K  |   M  |   ,  |   .  |   /  |Shift |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * | Ctrl | GUI  | Alt  | Punc | Num  |    Space    | Func |Emoji |AltGr | GUI  | Ctrl |
+ * | Ctrl | Alt  | GUI  | Punc | Num  |    Space    | Func |Greek | GUI  |AltGr | Ctrl |
  * `-----------------------------------------------------------------------------------'
  */
+
+#ifdef LAYOUT_COLEMAK
 [_COLEMAK] = KEYMAP(
   _______, KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,    KC_J,    KC_L,    KC_U,    KC_Y,    KC_QUOT, _______,
   _______, KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    _______,
   _______, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, _______,
   _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
 ),
+#endif
+
+/* Norman
+ * ,-----------------------------------------------------------------------------------.
+ * | Tab  |   Q  |   W  |   D  |   F  |   K  |   J  |   U  |   R  |   L  |   ;  | Bksp |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * | Esc  |   A  |   S  |   E  |   T  |   G  |   Y  |   N  |   I  |   O  |   H  |Enter |
+ * |------+------+------+------+------+------|------+------+------+------+------+------|
+ * | Shift|   Z  |   X  |   C  |   V  |   B  |   P  |   M  |   ,  |   .  |   /  |Shift |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * | Ctrl | Alt  | GUI  | Punc | Num  |    Space    | Func |Greek | GUI  |AltGr | Ctrl |
+ * `-----------------------------------------------------------------------------------'
+ */
+
+#ifdef LAYOUT_NORMAN
+[_NORMAN] = KEYMAP(
+  _______, KC_Q,    KC_W,    KC_D,    KC_F,    KC_K,    KC_J,    KC_U,    KC_R,    KC_L,    KC_QUOT, _______,
+  _______, KC_A,    KC_S,    KC_E,    KC_T,    KC_G,    KC_Y,    KC_N,    KC_I,    KC_O,    KC_H,    _______,
+  _______, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_P,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, _______,
+  _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
+),
+#endif
 
 /* Workman
  * ,-----------------------------------------------------------------------------------.
@@ -456,50 +589,53 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  * |------+------+------+------+------+------|------+------+------+------+------+------|
  * | Shift|   Z  |   X  |   M  |   C  |   V  |   K  |   K  |   ,  |   .  |   /  |Shift |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * | Ctrl | GUI  | Alt  | Punc | Num  |    Space    | Func |Emoji |AltGr | GUI  | Ctrl |
+ * | Ctrl | Alt  | GUI  | Punc | Num  |    Space    | Func |Greek | GUI  |AltGr | Ctrl |
  * `-----------------------------------------------------------------------------------'
  */
+
+#ifdef LAYOUT_WORKMAN
 [_WORKMAN] = KEYMAP(
   _______, KC_Q,    KC_D,    KC_R,    KC_W,    KC_B,    KC_J,    KC_F,    KC_U,    KC_P,    KC_QUOT, _______,
   _______, KC_A,    KC_S,    KC_H,    KC_T,    KC_G,    KC_Y,    KC_N,    KC_E,    KC_O,    KC_I,    _______,
   _______, KC_Z,    KC_X,    KC_M,    KC_C,    KC_V,    KC_K,    KC_L,    KC_COMM, KC_DOT,  KC_SLSH, _______,
   _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
 ),
+#endif
 
 /* Punc
  * ,-----------------------------------------------------------------------------------.
  * |   ~  |   !  |   @  |   #  |   $  |   %  |   ^  |   &  |   *  |   (  |   )  |   `  |
  * |------+------+------+------+------+-------------+------+------+------+------+------|
- * |      |      |   \  |   -  |   =  |   <  |   >  |   (  |   )  |   '  |      |      |
+ * |      |   *  |   \  |   -  |   =  |   /  |      |   (  |   )  |   <  |   >  |      |
  * |------+------+------+------+------+------|------+------+------+------+------+------|
- * |      |      |   |  |   _  |   +  |   {  |   }  |   [  |   ]  |   "  |      |      |
+ * |   &  |   ^  |   |  |   _  |   +  |   ?  |      |   [  |   ]  |   {  |   }  |   :  |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
  * |      |      |      |      |      |             |      |      |      |      |      |
  * `-----------------------------------------------------------------------------------'
  */
 [_PUNC] = KEYMAP(
   KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, KC_GRV ,
-  XXXXXXX, XXXXXXX, KC_BSLS, KC_MINS,  KC_EQL, KC_LABK, KC_RABK, KC_LPRN, KC_RPRN, KC_QUOT, XXXXXXX, XXXXXXX,
-  XXXXXXX, XXXXXXX, KC_PIPE, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, KC_LBRC, KC_RBRC, KC_DQUO, XXXXXXX, XXXXXXX,
+  XXXXXXX, KC_ASTR, KC_BSLS, KC_MINS,  KC_EQL, KC_SLSH, XXXXXXX, KC_LPRN, KC_RPRN, KC_LABK, KC_RABK, XXXXXXX,
+  KC_AMPR, KC_CIRC, KC_PIPE, KC_UNDS, KC_PLUS, KC_QUES, XXXXXXX, KC_LBRC, KC_RBRC, KC_LCBR, KC_RCBR, KC_COLN,
   _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
 ),
 
 /* Num
  * ,-----------------------------------------------------------------------------------.
- * |  ^   |   1  |   2  |   3  |   4  |   5  |   6  |   7  |   8  |   9  |   0  | Bksp |
+ * |   ~  |   !  |   @  |   #  |   $  |   %  |   A  |   7  |   8  |   9  |   D  |   `  |
  * |------+------+------+------+------+-------------+------+------+------+------+------|
- * | Esc  |  @   |  A   |  B   |  C   |  (   |  )   |   4  |   5  |   6  |   :  |Enter |
+ * |      |   *  |   \  |   -  |   =  |   /  |   B  |   4  |   5  |   6  |   E  |      |
  * |------+------+------+------+------+------|------+------+------+------+------+------|
- * |  &   |  #   |  D   |  E   |  F   |  [   |  ]   |   1  |   2  |   3  |   /  |  *   |
+ * |   &  |   ^  |   |  |   _  |   +  |   ?  |   C  |   1  |   2  |   3  |   F  |  :   |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * |      |      |      |  x   |      |             |   0  |   ,  |   .  |   +  |  -   |
+ * |      |      |      |      |      |      |   x  |   0  |   ,  |   .  |      |      |
  * `-----------------------------------------------------------------------------------'
  */
 [_NUM] = KEYMAP(
-  KC_CIRC,    KC_1,    KC_2,    KC_3,    KC_4,    KC_5,    KC_6,    KC_7,    KC_8,    KC_9,    KC_0, KC_BSPC,
-  KC_ESC,    KC_AT, S(KC_A), S(KC_B), S(KC_C), KC_LPRN, KC_RPRN,    KC_4,    KC_5,    KC_6, KC_COLN,  KC_ENT,
-  KC_AMPR, KC_HASH, S(KC_D), S(KC_E), S(KC_F), KC_LBRC, KC_RBRC,    KC_1,    KC_2,    KC_3, KC_SLSH, KC_ASTR,
-  _______, _______, _______,    KC_X, _______,  KC_SPC,  KC_SPC,    KC_0, KC_COMM,  KC_DOT, KC_PLUS, KC_MINS
+  KC_TILD, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC, S(KC_A),    KC_7,    KC_8,    KC_9, S(KC_D), KC_GRV,
+  XXXXXXX, KC_ASTR, KC_BSLS, KC_MINS,  KC_EQL, KC_SLSH, S(KC_B),    KC_4,    KC_5,    KC_6, S(KC_E), _______,
+  KC_AMPR, KC_CIRC, KC_PIPE, KC_UNDS, KC_PLUS, KC_QUES, S(KC_C),    KC_1,    KC_2,    KC_3, S(KC_F), KC_COLN,
+  _______, _______, _______, _______, _______, _______, _______,    KC_0, KC_COMM,  KC_DOT, KC_X,    _______
 ),
 
 /* Func
@@ -520,6 +656,42 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
 ),
 
+/* Uppercase Greek
+ * ,-----------------------------------------------------------------------------------.
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_GREEKU] = KEYMAP(
+  _______, _______, _______,X(UEPSI), X(URHO), X(UTAU),X(UUPSI),X(UTHET),X(UIOTA),X(UOMIC),  X(UPI), _______,
+  _______,X(UALPH),X(USIGM),X(UDELT), X(UPHI),X(UGAMM), X(UETA),  X(UXI),X(UKAPP),X(ULAMB), _______, _______,
+  _______,X(UZETA), X(UCHI), X(UPSI),X(UOMEG),X(UBETA),  X(UNU),  X(UMU), _______, _______, _______, _______,
+  _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
+),
+
+/* Lowercase Greek
+ * ,-----------------------------------------------------------------------------------.
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_GREEKL] = KEYMAP(
+  _______, _______,X(FSIGM),X(LEPSI), X(LRHO), X(LTAU),X(LUPSI),X(LTHET),X(LIOTA),X(LOMIC),  X(LPI), _______,
+  _______,X(LALPH),X(LSIGM),X(LDELT), X(LPHI),X(LGAMM), X(LETA),  X(LXI),X(LKAPP),X(LLAMB), _______, _______,
+  _______,X(LZETA), X(LCHI), X(LPSI),X(LOMEG),X(LBETA),  X(LNU),  X(LMU), _______, _______, _______, _______,
+  _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______, _______
+),
+
 /* Emoji
  * ,-----------------------------------------------------------------------------------.
  * |      |      |      |      |      |      |      |      |      |      |      |      |
@@ -535,40 +707,46 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   X(HART2), X(CRY2),X(WEARY),X(EYERT),X(SMIRK), X(TJOY),X(RECYC),X(UNAMU),X(MUSIC),X(OKHND),X(PENSV), X(PHEW),
   X(THMUP), X(PRAY),X(SMILE),X(SMIL2),X(FLUSH), X(GRIN),X(HEART),  X(BYE), X(KISS),X(CELEB), X(COOL),X(NOEVS),
   X(THMDN),X(SLEEP), X(CLAP),  X(CRY),  X(VIC),X(BHART),  X(SUN),X(SMEYE), X(WINK), X(MOON),X(CONFU),X(NOEVH),
-    X(POO), X(EYES),X(HUNRD), _______,X(SKULL),X(HORNS), X(HALO), X(FEAR), _______,X(YUMMY),X(DISAP),X(NOEVK)
+    X(POO), X(EYES), _______,X(HUNRD), X(SKULL),X(HORNS), X(HALO), X(FEAR),X(YUMMY),_______,X(DISAP),X(NOEVK)
 ),
 
 /* GUI
  * ,-----------------------------------------------------------------------------------.
  * |      |  D1  |  D2  |  D3  |  D4  |  D5  |  D6  |  D7  |  D8  |  D9  |  D10 |      |
  * |------+------+------+------+------+-------------+------+------+------+------+------|
- * |Linux |      | Vol- | Mute | Vol+ |      |      |  D-  |      |  D+  |      |Qwerty|
+ * |      |      | Vol- | Mute | Vol+ |      |      | Prev |      | Next |      |      |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * | Win  |      | Prev | Play | Next |      |      |      |      |      |      |Colmak|
+ * |      |      | Prev | Play | Next |      |      |      |      |      |      |      |
  * |------+------+------+------+------+------+------+------+------+------+------+------|
- * | OSX  |      |      |      |      |  BL- |  BL+ |      |      |      |      |Workmn|
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
  * `-----------------------------------------------------------------------------------'
  */
 [_GUI] = KEYMAP(
-  _______, LGUI(KC_1),LGUI(KC_2),LGUI(KC_3),LGUI(KC_4),LGUI(KC_5),LGUI(KC_6),LGUI(KC_7),LGUI(KC_8),LGUI(KC_9),LGUI(KC_0), _______,
-    LINUX, _______, KC_VOLD, KC_MUTE, KC_VOLU,_______,_______,KC_WWW_BACK,_______,KC_WWW_FORWARD,KC_PAUS, QWERTY,
-      WIN, _______, KC_MPRV, KC_MPLY, KC_MNXT, RGB_TOG, RGB_MOD, RGB_HUI, RGB_HUD, RGB_SAI, RGB_SAD, COLEMAK,
-      OSX, _______, _______, _______, _______,  BL_DEC,  BL_INC, _______, _______, RGB_VAI, RGB_VAD, WORKMAN
+  XXXXXXX, G(KC_1), G(KC_2), G(KC_3), G(KC_4), G(KC_5), G(KC_6), G(KC_7), G(KC_8), G(KC_9), G(KC_0), XXXXXXX,
+  XXXXXXX, XXXXXXX, KC_VOLD, KC_MUTE, KC_VOLU, XXXXXXX, XXXXXXX, KC_WWWB, XXXXXXX, KC_WWWF, XXXXXXX, XXXXXXX,
+  XXXXXXX, XXXXXXX, KC_MPRV, KC_MPLY, KC_MNXT, KC_SPC,  KC_SPC,  XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+  XXXXXXX, XXXXXXX, XXXXXXX, _______, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, _______, XXXXXXX, XXXXXXX, XXXXXXX
 ),
 
-};
+/* Sys
+ * ,-----------------------------------------------------------------------------------.
+ * |      |Qwerty| Win  |      |Reset |      |      | USB  |      |      |      |      |
+ * |------+------+------+------+------+-------------+------+------+------+------+------|
+ * |      |Audio |      |Dvorak|      | Glow |      |      |WorkMn|Linux |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |Colmak|      | BLE  |Norman|MacOS |      |      |      |      |
+ * |------+------+------+------+------+------+------+------+------+------+------+------|
+ * |      |      |      |      |      |      |      |      |      |      |      |      |
+ * `-----------------------------------------------------------------------------------'
+ */
+[_SYS] = KEYMAP(
+  XXXXXXX, QWERTY,  WIN,     XXXXXXX, RESET,   XXXXXXX, XXXXXXX, OUT_USB, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+  XXXXXXX, AUDIO,   XXXXXXX, DVORAK,  XXXXXXX, GLOW,    XXXXXXX, XXXXXXX, WORKMAN, LINUX,   XXXXXXX, XXXXXXX,
+  XXXXXXX, XXXXXXX, XXXXXXX, COLEMAK, XXXXXXX, OUT_BLE, NORMAN,  OSX,     XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX,
+  _______, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, _______
+),
 
-#ifdef AUDIO_ENABLE
-float tone_startup[][2]    = SONG(STARTUP_SOUND);
-float tone_qwerty[][2]     = SONG(QWERTY_SOUND);
-float tone_colemak[][2]    = SONG(COLEMAK_SOUND);
-float tone_workman[][2]    = SONG(DVORAK_SOUND);
-float tone_goodbye[][2] = SONG(GOODBYE_SOUND);
-float tone_linux[][2] = SONG(CAPS_LOCK_ON_SOUND);
-float tone_windows[][2] = SONG(SCROLL_LOCK_ON_SOUND);
-float tone_osx[][2] = SONG(NUM_LOCK_ON_SOUND);
-float tone_click[][2] = SONG(MUSICAL_NOTE(_F3, 2));
-#endif
+};
 
 void persistant_default_layer_set(uint16_t default_layer) {
   eeconfig_update_default_layer(default_layer);
@@ -576,24 +754,140 @@ void persistant_default_layer_set(uint16_t default_layer) {
 }
 
 bool process_record_user(uint16_t keycode, keyrecord_t *record) {
-  #ifdef AUDIO_ENABLE
-  // faux clicky
-  if (record->event.pressed) PLAY_NOTE_ARRAY(tone_click, false, 0);
-  #endif
+  bool lshift = keyboard_report->mods & MOD_BIT(KC_LSFT);
+  bool rshift = keyboard_report->mods & MOD_BIT(KC_RSFT);
+
+#ifdef DOUBLESPACE_LAYER_ENABLE
+  // double-space: send space immediately if any other key depressed before space is released
+  if ((lspace_active ^ rspace_active)
+      && keycode != LSPACE
+      && keycode != RSPACE
+      && record->event.pressed)
+  {
+    if (lspace_active) {
+      if (!lspace_emitted) {
+        register_code(KC_SPC);
+        unregister_code(KC_SPC);
+      }
+      lspace_emitted = true;
+    }
+    if (rspace_active) {
+      if (!rspace_emitted) {
+        register_code(KC_SPC);
+        unregister_code(KC_SPC);
+      }
+      rspace_emitted = true;
+    }
+  }
+#endif
 
   switch (keycode) {
+
+#ifdef DOUBLESPACE_LAYER_ENABLE
+    // double-space enter space layer
+    case LSPACE:
+      if (record->event.pressed) {
+        lspace_active = true;
+        if (rspace_active) {
+          layer_on(_SPACE);
+          space_layer_entered = true;
+        }
+      } else {
+        lspace_active = false;
+        if (space_layer_entered) {
+          layer_off(_SPACE);
+          if (!rspace_active) {
+            space_layer_entered = false;
+          }
+        } else {
+          if (!lspace_emitted) {
+            register_code(KC_SPC);
+            unregister_code(KC_SPC);
+          }
+          lspace_emitted = false;
+        }
+      }
+      return false;
+      break;
+    case RSPACE:
+      if (record->event.pressed) {
+        rspace_active = true;
+        if (lspace_active) {
+          layer_on(_SPACE);
+          space_layer_entered = true;
+        }
+      } else {
+        rspace_active = false;
+        if (space_layer_entered) {
+          layer_off(_SPACE);
+          if (!lspace_active) {
+            space_layer_entered = false;
+          }
+        } else {
+          if (!rspace_emitted) {
+            register_code(KC_SPC);
+            unregister_code(KC_SPC);
+          }
+          rspace_emitted = false;
+        }
+      }
+      return false;
+      break;
+#endif
+
+    // handle greek layer shift
+    // handle both shift = capslock
+    case KC_LSFT:
+    case KC_RSFT:
+      ;
+      uint8_t layer = biton32(layer_state);
+      if (layer == _GREEKU || layer == _GREEKL) {
+        if (record->event.pressed) {
+          layer_on(_GREEKU);
+          layer_off(_GREEKL);
+        } else {
+          if (lshift ^ rshift) { // if only one shift was pressed
+            layer_on(_GREEKL);
+            layer_off(_GREEKU);
+          }
+        }
+      } else {
+        if (record->event.pressed) {
+          if (lshift ^ rshift) { // if only one shift was pressed
+            register_code(KC_CAPS);
+            unregister_code(KC_CAPS);
+          }
+        }
+      }
+      return true;
+      break;
+
+    // press both ctrls to activate SYS layer
+    case KC_LCTL:
+    case KC_RCTL:
+      ;
+      bool lctrl = keyboard_report->mods & MOD_BIT(KC_LCTL);
+      bool rctrl = keyboard_report->mods & MOD_BIT(KC_RCTL);
+      if (record->event.pressed) {
+        if (lctrl ^ rctrl) { // if only one ctrl was pressed
+          layer_on(_SYS);
+        }
+      } else {
+        layer_off(_SYS);
+      }
+      return true;
+      break;
+
     // QWERTZ style comma and dot: semicolon and colon when shifted
     case KC_COMM:
       if (record->event.pressed) {
-        bool lshifted = keyboard_report->mods & MOD_BIT(KC_LSFT);
-        bool rshifted = keyboard_report->mods & MOD_BIT(KC_RSFT);
-        if (lshifted || rshifted) {
-          if (lshifted) unregister_code(KC_LSFT);
-          if (rshifted) unregister_code(KC_RSFT);
+        if (lshift || rshift) {
+          if (lshift) unregister_code(KC_LSFT);
+          if (rshift) unregister_code(KC_RSFT);
           register_code(KC_SCLN);
           unregister_code(KC_SCLN);
-          if (lshifted) register_code(KC_LSFT);
-          if (rshifted) register_code(KC_RSFT);
+          if (lshift) register_code(KC_LSFT);
+          if (rshift) register_code(KC_RSFT);
         } else {
           register_code(KC_COMM);
           unregister_code(KC_COMM);
@@ -617,90 +911,88 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
     // layout switchers
     case QWERTY:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_NOTE_ARRAY(tone_qwerty, false, 0);
-        #endif
         persistant_default_layer_set(1UL<<_QWERTY);
       }
       return false;
       break;
+#ifdef LAYOUT_DVORAK
+    case DVORAK:
+      if (record->event.pressed) {
+        persistant_default_layer_set(1UL<<_DVORAK);
+      }
+      return false;
+      break;
+#endif
+#ifdef LAYOUT_COLEMAK
     case COLEMAK:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_NOTE_ARRAY(tone_colemak, false, 0);
-        #endif
         persistant_default_layer_set(1UL<<_COLEMAK);
       }
       return false;
       break;
+#endif
+#ifdef LAYOUT_WORKMAN
     case WORKMAN:
       if (record->event.pressed) {
-        #ifdef AUDIO_ENABLE
-          PLAY_NOTE_ARRAY(tone_workman, false, 0);
-        #endif
         persistant_default_layer_set(1UL<<_WORKMAN);
       }
       return false;
       break;
+#endif
+#ifdef LAYOUT_NORMAN
+    case NORMAN:
+      if (record->event.pressed) {
+        persistant_default_layer_set(1UL<<_NORMAN);
+      }
+      return false;
+      break;
+#endif
 
     // layer switcher
     case PUNC:
       if (record->event.pressed) {
         layer_on(_PUNC);
-        update_tri_layer(_PUNC, _EMOJI, _GUI);
-        if (IS_LAYER_ON(_GUI)) {
-          led_layer_gui();
-        } else {
-          led_layer_punc();;
-        }
+        update_tri_layer(_PUNC, _GREEKL, _EMOJI);
       } else {
         layer_off(_PUNC);
-        update_tri_layer(_PUNC, _EMOJI, _GUI);
-        if (IS_LAYER_ON(_EMOJI)) {
-          led_layer_emoji();
-        } else {
-          led_layer_normal();;
-        }
+        update_tri_layer(_PUNC, _GREEKL, _EMOJI);
       }
       return false;
       break;
-    case EMOJI:
+
+    case GREEK:
       if (record->event.pressed) {
-        layer_on(_EMOJI);
-        update_tri_layer(_PUNC, _EMOJI, _GUI);
-        if (IS_LAYER_ON(_GUI)) {
-          led_layer_gui();
+        if (lshift || rshift) {
+          layer_on(_GREEKU);
+          layer_off(_GREEKL);
         } else {
-          led_layer_emoji();;
+          layer_on(_GREEKL);
+          layer_off(_GREEKU);
+          update_tri_layer(_PUNC, _GREEKL, _EMOJI);
         }
       } else {
-        layer_off(_EMOJI);
-        update_tri_layer(_PUNC, _EMOJI, _GUI);
-        if (IS_LAYER_ON(_PUNC)) {
-          led_layer_punc();
-        } else {
-          led_layer_normal();;
-        }
+        layer_off(_GREEKU);
+        layer_off(_GREEKL);
+        update_tri_layer(_PUNC, _GREEKL, _EMOJI);
       }
       return false;
       break;
+
     case NUM:
       if (record->event.pressed) {
+        turn_off_capslock();
         layer_on(_NUM);
-        led_layer_num();
       } else {
         layer_off(_NUM);
-        led_layer_normal();
       }
       return false;
       break;
+
     case FUNC:
       if (record->event.pressed) {
         layer_on(_FUNC);
-        led_layer_func();
       } else {
         layer_off(_FUNC);
-        led_layer_normal();
       }
       return false;
       break;
@@ -708,86 +1000,115 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
     // OS switchers
     case LINUX:
       set_unicode_input_mode(UC_LNX);
-      #ifdef AUDIO_ENABLE
-        PLAY_NOTE_ARRAY(tone_linux, false, 0);
-      #endif
       return false;
       break;
     case WIN:
       set_unicode_input_mode(UC_WINC);
-      #ifdef AUDIO_ENABLE
-        PLAY_NOTE_ARRAY(tone_windows, false, 0);
-      #endif
       return false;
       break;
     case OSX:
       set_unicode_input_mode(UC_OSX);
-      #ifdef AUDIO_ENABLE
-        PLAY_NOTE_ARRAY(tone_osx, false, 0);
-      #endif
+      return false;
+      break;
+
+    // glow mode changer
+    case GLOW:
+      if (record->event.pressed) {
+        glow_mode++;
+        if (glow_mode > GLOW_FULL) {
+          glow_mode = GLOW_NONE;
+        }
+        led_reset();
+        rgbsps_send();
+      }
+      return false;
+      break;
+
+    // faux clicky toggle, TBD
+    case AUDIO:
       return false;
       break;
   }
   return true;
 }
 
-void matrix_init_user(void) {
-  #ifdef AUDIO_ENABLE
-      startup_user();
-  #endif
-  set_unicode_input_mode(UC_LNX);
-  led_init();
+void set_output_user(uint8_t output) {
+  switch(output) {
+    case OUTPUT_USB:
+      led_set_output_usb();
+      break;
+    case OUTPUT_ADAFRUIT_BLE:
+      led_set_output_ble();
+      break;
+    default:
+      led_set_output_none();
+  }
 }
 
-// void init_rgblight(void) {
-//   for (uint8_t i = 0; i < RGBLED_NUM; i++) {
-//     led[i].r = 255;
-//     led[i].g = 85;
-//     led[i].b = 0;
-//   }
-//   ws2812_setleds(led, RGBLED_NUM);
-// }
+void matrix_init_user(void) {
+  _delay_ms(500); // give time for usb to initialize
 
+  set_unicode_input_mode(UC_LNX);
+  led_init();
 
-#ifdef AUDIO_ENABLE
+  // auto detect output on init
+  uint8_t output = auto_detect_output();
+  if (output == OUTPUT_USB) {
+    set_output(OUTPUT_USB);
+  } else {
+    set_output(OUTPUT_ADAFRUIT_BLE);
+  }
+}
 
-void startup_user()
-{
-    _delay_ms(20); // gets rid of tick
-    PLAY_NOTE_ARRAY(tone_startup, false, 0);
+void matrix_scan_user(void) {
+  led_set_layer_indicator();
 }
 
-void shutdown_user()
-{
-    PLAY_NOTE_ARRAY(tone_goodbye, false, 0);
-    _delay_ms(150);
-    stop_all_notes();
+void battery_poll(uint8_t level) {
+  rgbsps_sethsv(LED_IND_BATTERY, level * 120/255, 255, 15);
+  rgbsps_send();
 }
 
-#endif
+void led_set_user(uint8_t usb_led) {
+  bool new_capslock = usb_led & (1<<USB_LED_CAPS_LOCK);
+  if (new_capslock ^ capslock) { // capslock state is different
+    if (capslock = new_capslock) {
+      rgbsps_set(LED_IND_NUM, 15, 0, 0);
+    } else {
+      rgbsps_set(LED_IND_NUM, 0, 0, 0);
+    }
+    rgbsps_send();
+  }
+}
 
+void turn_off_capslock() {
+  if (capslock) {
+    register_code(KC_CAPS);
+    unregister_code(KC_CAPS);
+  }
+}
 
 void ps2_mouse_init_user() {
     uint8_t rcv;
 
     // set TrackPoint sensitivity
-    PS2_MOUSE_SEND(0xE2, "set trackpoint sensitivity: 0xE2");
-    PS2_MOUSE_SEND(0x81, "set trackpoint sensitivity: 0x81");
-    PS2_MOUSE_SEND(0x4A, "set trackpoint sensitivity: 0x4A");
-    PS2_MOUSE_SEND(0x49, "set trackpoint sensitivity: 0x59");
+    PS2_MOUSE_SEND(0xE2, "tpsens: 0xE2");
+    PS2_MOUSE_SEND(0x81, "tpsens: 0x81");
+    PS2_MOUSE_SEND(0x4A, "tpsens: 0x4A");
+    PS2_MOUSE_SEND(0x49, "tpsens: 0x59");
 
     // set TrackPoint Negative Inertia factor
-    PS2_MOUSE_SEND(0xE2, "set negative inertia factor: 0xE2");
-    PS2_MOUSE_SEND(0x81, "set negative inertia factor: 0x81");
-    PS2_MOUSE_SEND(0x4D, "set negative inertia factor: 0x4D");
-    PS2_MOUSE_SEND(0x06, "set negative inertia factor: 0x06");
+    PS2_MOUSE_SEND(0xE2, "tpnegin: 0xE2");
+    PS2_MOUSE_SEND(0x81, "tpnegin: 0x81");
+    PS2_MOUSE_SEND(0x4D, "tpnegin: 0x4D");
+    PS2_MOUSE_SEND(0x06, "tpnegin: 0x06");
 
     // set TrackPoint speed
     // (transfer function upper plateau speed)
-    PS2_MOUSE_SEND(0xE2, "set trackpoint speed: 0xE2");
-    PS2_MOUSE_SEND(0x81, "set trackpoint speed: 0x81");
-    PS2_MOUSE_SEND(0x60, "set trackpoint speed: 0x60");
-    PS2_MOUSE_SEND(0x61, "set trackpoint speed: 0x61");
+    PS2_MOUSE_SEND(0xE2, "tpsp: 0xE2");
+    PS2_MOUSE_SEND(0x81, "tpsp: 0x81");
+    PS2_MOUSE_SEND(0x60, "tpsp: 0x60");
+    PS2_MOUSE_SEND(0x61, "tpsp: 0x61");
 
     // inquire pts status
     rcv = ps2_host_send(0xE2);
diff --git a/keyboards/handwired/promethium/promethium.c b/keyboards/handwired/promethium/promethium.c
index a0035cce1a..62e2281fac 100644
--- a/keyboards/handwired/promethium/promethium.c
+++ b/keyboards/handwired/promethium/promethium.c
@@ -1,6 +1,38 @@
 #include "promethium.h"
+#include "analog.h"
+#include "timer.h"
+#include "matrix.h"
 
-void matrix_init_kb(void) {
+// cubic fit {3.3, 0}, {3.5, 2.9}, {3.6, 5}, {3.7, 8.6}, {3.8, 36},  {3.9, 62}, {4.0, 73}, {4.05, 83}, {4.1, 89}, {4.15, 94}, {4.2, 100}
+
+uint8_t battery_level(void) {
+    float voltage = analogRead(BATTERY_PIN) * 2 * 3.3 / 1024;
+    if (voltage < MIN_VOLTAGE) return 0;
+    if (voltage > MAX_VOLTAGE) return 255;
+    return (voltage - MIN_VOLTAGE) / (MAX_VOLTAGE - MIN_VOLTAGE) * 255;
+}
+
+__attribute__ ((weak))
+void battery_poll(uint8_t level) {
+}
 
+void matrix_init_kb(void) {
 	matrix_init_user();
-}
\ No newline at end of file
+}
+
+void matrix_scan_kb(void) {
+    static uint16_t counter = BATTERY_POLL;
+    counter++;
+
+    if (counter > BATTERY_POLL) {
+        counter = 0;
+        battery_poll(battery_level());
+    }
+
+    matrix_scan_user();
+}
+
+void led_set_kb(uint8_t usb_led) {
+    led_set_user(usb_led);
+}
+
diff --git a/keyboards/handwired/promethium/promethium.h b/keyboards/handwired/promethium/promethium.h
index 662eeab990..da37e5c560 100644
--- a/keyboards/handwired/promethium/promethium.h
+++ b/keyboards/handwired/promethium/promethium.h
@@ -4,6 +4,11 @@
 #include "quantum.h"
 
 #define PS2_INIT_DELAY 2000
+#define UNICODE_TYPE_DELAY 0
+#define BATTERY_PIN 9
+#define BATTERY_POLL 30000
+#define MAX_VOLTAGE 4.2
+#define MIN_VOLTAGE 3.2
 
 #define KEYMAP( \
     k11, k12, k13, k14, k15, k16, k17, k18, k19, k1a, k1b, k1c, \
@@ -22,6 +27,8 @@
     {k47, k48, k49, k4a, k4b, k4c} \
 }
 
+
+
 enum led_sequence {
   LED_IND_BLUETOOTH,
   LED_IND_USB,
@@ -98,4 +105,4 @@ enum led_sequence {
 
 #endif
 
-
+void battery_poll(uint8_t level);
\ No newline at end of file
diff --git a/keyboards/handwired/promethium/rgbsps.c b/keyboards/handwired/promethium/rgbsps.c
index ea922ec3fd..f30badd356 100644
--- a/keyboards/handwired/promethium/rgbsps.c
+++ b/keyboards/handwired/promethium/rgbsps.c
@@ -21,4 +21,53 @@ void rgbsps_turnoff(void) {
 
 void rgbsps_send(void) {
   ws2812_setleds(led, RGBSPS_NUM);
-}
\ No newline at end of file
+}
+
+void rgbsps_sethsv(uint8_t index, uint16_t hue, uint8_t sat, uint8_t val) {
+  uint8_t r = 0, g = 0, b = 0, base, color;
+
+  if (sat == 0) { // Acromatic color (gray). Hue doesn't mind.
+    r = val;
+    g = val;
+    b = val;
+  } else {
+    base = ((255 - sat) * val) >> 8;
+    color = (val - base) * (hue % 60) / 60;
+
+    switch (hue / 60) {
+      case 0:
+        r = val;
+        g = base + color;
+        b = base;
+        break;
+      case 1:
+        r = val - color;
+        g = val;
+        b = base;
+        break;
+      case 2:
+        r = base;
+        g = val;
+        b = base + color;
+        break;
+      case 3:
+        r = base;
+        g = val - color;
+        b = val;
+        break;
+      case 4:
+        r = base + color;
+        g = base;
+        b = val;
+        break;
+      case 5:
+        r = val;
+        g = base;
+        b = val - color;
+        break;
+    }
+  }
+
+  rgbsps_set(index, r, g, b);
+}
+
diff --git a/keyboards/handwired/promethium/rgbsps.h b/keyboards/handwired/promethium/rgbsps.h
index 6da197f75d..72612a7a82 100644
--- a/keyboards/handwired/promethium/rgbsps.h
+++ b/keyboards/handwired/promethium/rgbsps.h
@@ -1,4 +1,5 @@
 void rgbsps_set(uint8_t index, uint8_t r, uint8_t g, uint8_t b);
 void rgbsps_setall(uint8_t r, uint8_t g, uint8_t b);
 void rgbsps_turnoff(void);
-void rgbsps_send(void);
\ No newline at end of file
+void rgbsps_send(void);
+void rgbsps_sethsv(uint8_t index, uint16_t hue, uint8_t sat, uint8_t val);
\ No newline at end of file
diff --git a/keyboards/handwired/promethium/rules.mk b/keyboards/handwired/promethium/rules.mk
index 465ef3359a..e75cf4dde4 100644
--- a/keyboards/handwired/promethium/rules.mk
+++ b/keyboards/handwired/promethium/rules.mk
@@ -72,4 +72,5 @@ API_SYSEX_ENABLE ?= no
 SLEEP_LED_ENABLE ?= no    # Breathing sleep LED during USB suspend
 
 SRC += $(QUANTUM_DIR)/light_ws2812.c
-SRC += rgbsps.c
\ No newline at end of file
+SRC += rgbsps.c
+SRC += $(QUANTUM_DIR)/analog.c
\ No newline at end of file