From fced377ac007d27f2650ccffbe0b18abcdcfe23d Mon Sep 17 00:00:00 2001
From: James Young <18669334+noroadsleft@users.noreply.github.com>
Date: Sat, 30 May 2020 13:14:59 -0700
Subject: 2020 May 30 Breaking Changes Update (#9215)

* Branch point for 2020 May 30 Breaking Change

* Migrate `ACTION_LAYER_TOGGLE` to `TG()` (#8954)

* Migrate `ACTION_MODS_ONESHOT` to `OSM()` (#8957)

* Migrate `ACTION_DEFAULT_LAYER_SET` to `DF()` (#8958)

* Migrate `ACTION_LAYER_MODS` to `LM()` (#8959)

* Migrate `ACTION_MODS_TAP_KEY` to `MT()` (#8968)

* Convert V-USB usbdrv to a submodule (#8321)

* Unify Tap Hold functions and documentation (#8348)

* Changing board names to prevent confusion (#8412)

* Move the Keyboardio Model01 to a keyboardio/ subdir (#8499)

* Move spaceman keyboards (#8830)

* Migrate miscellaneous `fn_actions` entries (#8977)

* Migrate `ACTION_MODS_KEY` to chained mod keycodes (#8979)

* Organizing my keyboards (plaid, tartan, ergoinu) (#8537)

* Refactor Lily58 to use split_common (#6260)

* Refactor zinc to use split_common (#7114)

* Add a message if bin/qmk doesn't work (#9000)

* Fix conflicting types for 'tfp_printf' (#8269)

* Fixed RGB_DISABLE_AFTER_TIMEOUT to be seconds based & small internals cleanup (#6480)

* Refactor and updates to TKC1800 code (#8472)

* Switch to qmk forks for everything (#9019)

* audio refactor: replace deprecated PLAY_NOTE_ARRAY (#8484)

* Audio enable corrections (2/3) (#8903)

* Split HHKB to ANSI and JP layouts and Add VIA support for each (#8582)

* Audio enable corrections (Part 4) (#8974)

* Fix typo from PR7114 (#9171)

* Augment future branch Changelogs (#8978)

* Revert "Branch point for 2020 May 30 Breaking Change"
---
 keyboards/zinc/config.h                       |  25 --
 keyboards/zinc/i2c.c                          | 162 -------
 keyboards/zinc/i2c.h                          |  49 ---
 keyboards/zinc/keymaps/default/config.h       |   2 -
 keyboards/zinc/keymaps/default/keymap.c       |  26 +-
 keyboards/zinc/keymaps/default/readme_en.md   | 131 ++++++
 keyboards/zinc/keymaps/default/readme_jp.md   |  48 ++-
 keyboards/zinc/keymaps/default/rules.mk       |  57 ++-
 keyboards/zinc/keymaps/ginjake/config.h       |   2 -
 keyboards/zinc/keymaps/ginjake/rules.mk       |  48 ++-
 keyboards/zinc/keymaps/monks/config.h         |   2 -
 keyboards/zinc/keymaps/monks/keymap.c         |   3 +-
 keyboards/zinc/keymaps/monks/readme_jp.md     |   2 +-
 keyboards/zinc/keymaps/monks/rules.mk         |  50 ++-
 keyboards/zinc/keymaps/toshi0383/config.h     |   2 -
 keyboards/zinc/keymaps/toshi0383/rules.mk     |  67 ++-
 keyboards/zinc/readme.md                      |   6 +-
 keyboards/zinc/rev1/config.h                  |  61 +--
 keyboards/zinc/rev1/matrix.c                  | 357 ----------------
 keyboards/zinc/rev1/rev1.c                    |   1 -
 keyboards/zinc/rev1/rev1.h                    |  15 -
 keyboards/zinc/rev1/rules.mk                  |   5 +-
 keyboards/zinc/rev1/serial_config.h           |  18 -
 keyboards/zinc/rev1/serial_config_simpleapi.h |   8 -
 keyboards/zinc/rev1/split_scomm.c             |  95 -----
 keyboards/zinc/rev1/split_scomm.h             |  24 --
 keyboards/zinc/rev1/split_util.c              |  70 ---
 keyboards/zinc/rev1/split_util.h              |  19 -
 keyboards/zinc/reva/config.h                  |  56 ++-
 keyboards/zinc/reva/matrix.c                  | 357 ----------------
 keyboards/zinc/reva/reva.c                    |   1 -
 keyboards/zinc/reva/reva.h                    |  15 -
 keyboards/zinc/reva/rules.mk                  |   5 +-
 keyboards/zinc/reva/serial_config.h           |  18 -
 keyboards/zinc/reva/serial_config_simpleapi.h |   8 -
 keyboards/zinc/reva/split_scomm.c             |  95 -----
 keyboards/zinc/reva/split_scomm.h             |  24 --
 keyboards/zinc/reva/split_util.c              |  70 ---
 keyboards/zinc/reva/split_util.h              |  19 -
 keyboards/zinc/rules.mk                       |   4 -
 keyboards/zinc/serial.c                       | 589 --------------------------
 keyboards/zinc/serial.h                       |  84 ----
 keyboards/zinc/zinc.h                         |   6 +-
 43 files changed, 443 insertions(+), 2263 deletions(-)
 delete mode 100644 keyboards/zinc/i2c.c
 delete mode 100644 keyboards/zinc/i2c.h
 create mode 100644 keyboards/zinc/keymaps/default/readme_en.md
 delete mode 100644 keyboards/zinc/rev1/matrix.c
 delete mode 100644 keyboards/zinc/rev1/serial_config.h
 delete mode 100644 keyboards/zinc/rev1/serial_config_simpleapi.h
 delete mode 100644 keyboards/zinc/rev1/split_scomm.c
 delete mode 100644 keyboards/zinc/rev1/split_scomm.h
 delete mode 100644 keyboards/zinc/rev1/split_util.c
 delete mode 100644 keyboards/zinc/rev1/split_util.h
 delete mode 100644 keyboards/zinc/reva/matrix.c
 delete mode 100644 keyboards/zinc/reva/serial_config.h
 delete mode 100644 keyboards/zinc/reva/serial_config_simpleapi.h
 delete mode 100644 keyboards/zinc/reva/split_scomm.c
 delete mode 100644 keyboards/zinc/reva/split_scomm.h
 delete mode 100644 keyboards/zinc/reva/split_util.c
 delete mode 100644 keyboards/zinc/reva/split_util.h
 delete mode 100644 keyboards/zinc/serial.c
 delete mode 100644 keyboards/zinc/serial.h

(limited to 'keyboards/zinc')

diff --git a/keyboards/zinc/config.h b/keyboards/zinc/config.h
index 712db0ac6d..cfb6bf4ffc 100644
--- a/keyboards/zinc/config.h
+++ b/keyboards/zinc/config.h
@@ -17,30 +17,5 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #pragma once
-//#ifndef CONFIG_H
-//#define CONFIG_H
 
 #include "config_common.h"
-
-// GCC include 'config.h" sequence in qmk_firmware/keyboards/zinc/
-//   -include keyboards/zinc/config.h
-//   -include keyboards/zinc/rev?/config.h
-//   -include keyboards/zinc/rev?/keymaps/MAPNAME/config.h
-//   XXXX.c
-
-#include <serial_config.h>
-
-// GCC include search path in qmk_firmare/keyboards/zinc/
-//    #include "..." search starts here:
-//    #include <...> search starts here:
-//     keyboards/zinc/rev?/keymaps/MAPNAME
-//     keyboards/zinc
-//     keyboards/zinc/rev?
-//     .
-//     ./tmk_core
-//     ......
-
-#define NO_ACTION_MACRO
-#define NO_ACTION_FUNCTION
-
-//#endif /* CONFIG_H */
diff --git a/keyboards/zinc/i2c.c b/keyboards/zinc/i2c.c
deleted file mode 100644
index 4bee5c6398..0000000000
--- a/keyboards/zinc/i2c.c
+++ /dev/null
@@ -1,162 +0,0 @@
-#include <util/twi.h>
-#include <avr/io.h>
-#include <stdlib.h>
-#include <avr/interrupt.h>
-#include <util/twi.h>
-#include <stdbool.h>
-#include "i2c.h"
-
-#ifdef USE_I2C
-
-// Limits the amount of we wait for any one i2c transaction.
-// Since were running SCL line 100kHz (=> 10μs/bit), and each transactions is
-// 9 bits, a single transaction will take around 90μs to complete.
-//
-// (F_CPU/SCL_CLOCK)  =>  # of μC cycles to transfer a bit
-// poll loop takes at least 8 clock cycles to execute
-#define I2C_LOOP_TIMEOUT (9+1)*(F_CPU/SCL_CLOCK)/8
-
-#define BUFFER_POS_INC() (slave_buffer_pos = (slave_buffer_pos+1)%SLAVE_BUFFER_SIZE)
-
-volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
-
-static volatile uint8_t slave_buffer_pos;
-static volatile bool slave_has_register_set = false;
-
-// Wait for an i2c operation to finish
-inline static
-void i2c_delay(void) {
-  uint16_t lim = 0;
-  while(!(TWCR & (1<<TWINT)) && lim < I2C_LOOP_TIMEOUT)
-    lim++;
-
-  // easier way, but will wait slightly longer
-  // _delay_us(100);
-}
-
-// Setup twi to run at 100kHz or 400kHz (see ./i2c.h SCL_CLOCK)
-void i2c_master_init(void) {
-  // no prescaler
-  TWSR = 0;
-  // Set TWI clock frequency to SCL_CLOCK. Need TWBR>10.
-  // Check datasheets for more info.
-  TWBR = ((F_CPU/SCL_CLOCK)-16)/2;
-}
-
-// Start a transaction with the given i2c slave address. The direction of the
-// transfer is set with I2C_READ and I2C_WRITE.
-// returns: 0 => success
-//          1 => error
-uint8_t i2c_master_start(uint8_t address) {
-  TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTA);
-
-  i2c_delay();
-
-  // check that we started successfully
-  if ( (TW_STATUS != TW_START) && (TW_STATUS != TW_REP_START))
-    return 1;
-
-  TWDR = address;
-  TWCR = (1<<TWINT) | (1<<TWEN);
-
-  i2c_delay();
-
-  if ( (TW_STATUS != TW_MT_SLA_ACK) && (TW_STATUS != TW_MR_SLA_ACK) )
-    return 1; // slave did not acknowledge
-  else
-    return 0; // success
-}
-
-
-// Finish the i2c transaction.
-void i2c_master_stop(void) {
-  TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
-
-  uint16_t lim = 0;
-  while(!(TWCR & (1<<TWSTO)) && lim < I2C_LOOP_TIMEOUT)
-    lim++;
-}
-
-// Write one byte to the i2c slave.
-// returns 0 => slave ACK
-//         1 => slave NACK
-uint8_t i2c_master_write(uint8_t data) {
-  TWDR = data;
-  TWCR = (1<<TWINT) | (1<<TWEN);
-
-  i2c_delay();
-
-  // check if the slave acknowledged us
-  return (TW_STATUS == TW_MT_DATA_ACK) ? 0 : 1;
-}
-
-// Read one byte from the i2c slave. If ack=1 the slave is acknowledged,
-// if ack=0 the acknowledge bit is not set.
-// returns: byte read from i2c device
-uint8_t i2c_master_read(int ack) {
-  TWCR = (1<<TWINT) | (1<<TWEN) | (ack<<TWEA);
-
-  i2c_delay();
-  return TWDR;
-}
-
-void i2c_reset_state(void) {
-  TWCR = 0;
-}
-
-void i2c_slave_init(uint8_t address) {
-  TWAR = address << 0; // slave i2c address
-  // TWEN  - twi enable
-  // TWEA  - enable address acknowledgement
-  // TWINT - twi interrupt flag
-  // TWIE  - enable the twi interrupt
-  TWCR = (1<<TWIE) | (1<<TWEA) | (1<<TWINT) | (1<<TWEN);
-}
-
-ISR(TWI_vect);
-
-ISR(TWI_vect) {
-  uint8_t ack = 1;
-  switch(TW_STATUS) {
-    case TW_SR_SLA_ACK:
-      // this device has been addressed as a slave receiver
-      slave_has_register_set = false;
-      break;
-
-    case TW_SR_DATA_ACK:
-      // this device has received data as a slave receiver
-      // The first byte that we receive in this transaction sets the location
-      // of the read/write location of the slaves memory that it exposes over
-      // i2c.  After that, bytes will be written at slave_buffer_pos, incrementing
-      // slave_buffer_pos after each write.
-      if(!slave_has_register_set) {
-        slave_buffer_pos = TWDR;
-        // don't acknowledge the master if this memory loctaion is out of bounds
-        if ( slave_buffer_pos >= SLAVE_BUFFER_SIZE ) {
-          ack = 0;
-          slave_buffer_pos = 0;
-        }
-        slave_has_register_set = true;
-      } else {
-        i2c_slave_buffer[slave_buffer_pos] = TWDR;
-        BUFFER_POS_INC();
-      }
-      break;
-
-    case TW_ST_SLA_ACK:
-    case TW_ST_DATA_ACK:
-      // master has addressed this device as a slave transmitter and is
-      // requesting data.
-      TWDR = i2c_slave_buffer[slave_buffer_pos];
-      BUFFER_POS_INC();
-      break;
-
-    case TW_BUS_ERROR: // something went wrong, reset twi state
-      TWCR = 0;
-    default:
-      break;
-  }
-  // Reset everything, so we are ready for the next TWI interrupt
-  TWCR |= (1<<TWIE) | (1<<TWINT) | (ack<<TWEA) | (1<<TWEN);
-}
-#endif
diff --git a/keyboards/zinc/i2c.h b/keyboards/zinc/i2c.h
deleted file mode 100644
index 47cf6bd1b2..0000000000
--- a/keyboards/zinc/i2c.h
+++ /dev/null
@@ -1,49 +0,0 @@
-#ifndef I2C_H
-#define I2C_H
-
-#include <stdint.h>
-
-#ifndef F_CPU
-#define F_CPU 16000000UL
-#endif
-
-#define I2C_READ 1
-#define I2C_WRITE 0
-
-#define I2C_ACK 1
-#define I2C_NACK 0
-
-#define SLAVE_BUFFER_SIZE 0x10
-
-// i2c SCL clock frequency 400kHz
-#define SCL_CLOCK  400000L
-
-extern volatile uint8_t i2c_slave_buffer[SLAVE_BUFFER_SIZE];
-
-void i2c_master_init(void);
-uint8_t i2c_master_start(uint8_t address);
-void i2c_master_stop(void);
-uint8_t i2c_master_write(uint8_t data);
-uint8_t i2c_master_read(int);
-void i2c_reset_state(void);
-void i2c_slave_init(uint8_t address);
-
-
-static inline unsigned char i2c_start_read(unsigned char addr) {
-  return i2c_master_start((addr << 1) | I2C_READ);
-}
-
-static inline unsigned char i2c_start_write(unsigned char addr) {
-  return i2c_master_start((addr << 1) | I2C_WRITE);
-}
-
-// from SSD1306 scrips
-extern unsigned char i2c_rep_start(unsigned char addr);
-extern void i2c_start_wait(unsigned char addr);
-extern unsigned char i2c_readAck(void);
-extern unsigned char i2c_readNak(void);
-extern unsigned char i2c_read(unsigned char ack);
-
-#define i2c_read(ack)  (ack) ? i2c_readAck() : i2c_readNak();
-
-#endif
diff --git a/keyboards/zinc/keymaps/default/config.h b/keyboards/zinc/keymaps/default/config.h
index 4dcb0724ff..2185dc9ebe 100644
--- a/keyboards/zinc/keymaps/default/config.h
+++ b/keyboards/zinc/keymaps/default/config.h
@@ -20,8 +20,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #pragma once
-// if you need more program area, try uncomment follow line
-#include "serial_config_simpleapi.h"
 
 // place overrides here
 // Selection of RGBLIGHT MODE to use.
diff --git a/keyboards/zinc/keymaps/default/keymap.c b/keyboards/zinc/keymaps/default/keymap.c
index 0f08d21ee7..cd1bf0328b 100644
--- a/keyboards/zinc/keymaps/default/keymap.c
+++ b/keyboards/zinc/keymaps/default/keymap.c
@@ -139,7 +139,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { \
    * |------+------+------+------+------+------|             |------+------+------+------+------+------|
    * |      |RGB ON| HUE+ | SAT+ | VAL+ | Mac  |             | Win  |  -   |   =  |Print |ScLock|Pause |
    * |------+------+------+------+------+------|             |------+------+------+------+------+------|
-   * |      | MODE | HUE- | SAT- | VAL- |      |             |      |      |      |      |      |      |
+   * |MODE R| MODE | HUE- | SAT- | VAL- |      |             |      |      |      |      |PageUp|      |
    * |------+------+------+------+------+------|             |------+------+------+------+------+------|
    * |      |      |      | EISU | EISU | EISU |             | KANA | KANA | Home |PageDn|PageUp| End  |
    * `-----------------------------------------'             `-----------------------------------------'
@@ -147,13 +147,13 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { \
     [_ADJUST] =  LAYOUT_ortho_4x12( \
       _______, RESET,   RGBRST,  _______, _______, _______,                   _______, QWERTY,  COLEMAK, DVORAK,  _______, KC_INS, \
       _______, RGB_TOG, RGB_HUI, RGB_SAI, RGB_VAI, AG_NORM,                   AG_SWAP, KC_MINS, KC_EQL,  KC_PSCR, KC_SLCK, KC_PAUS,\
-      _______, RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, _______,                   _______, _______, _______, _______, _______, _______,\
-      _______, _______, _______, EISU,    EISU,    EISU,                      KANA,    KANA,    KC_HOME, KC_PGDN, KC_PGUP, KC_END\
+      RGB_RMOD,RGB_MOD, RGB_HUD, RGB_SAD, RGB_VAD, _______,                   _______, _______, _______, _______, KC_PGUP, _______,\
+      _______, _______, _______, EISU,    EISU,    EISU,                      KANA,    KANA,    KANA,    KC_HOME, KC_PGDN, KC_END\
       )
 };
 
 // define variables for reactive RGB
-bool TOG_STATUS = false;  
+bool TOG_STATUS = false;
 
 // Setting ADJUST layer RGB back to default
 void update_tri_layer_RGB(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
@@ -211,7 +211,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
       }
       return false;
       break;
-  
+
     case RAISE:
       if (record->event.pressed) {
         //not sure how to have keyboard check mode and set it to a variable, so my work around
@@ -244,16 +244,28 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
         }
         return false;
         break;
+
       //led operations - RGB mode change now updates the RGB_current_mode to allow the right RGB mode to be set after reactive keys are released
+    case RGB_RMOD:
+      #if defined(RGBLIGHT_ENABLE)
+        if (record->event.pressed) {
+          rgblight_mode_noeeprom(RGB_current_config.mode);
+          rgblight_step_reverse();
+          RGB_current_config.mode = rgblight_config.mode;
+        }
+      return false;
+      #endif
+      break;
+
     case RGB_MOD:
-      #ifdef RGBLIGHT_ENABLE
+      #if defined(RGBLIGHT_ENABLE)
         if (record->event.pressed) {
           rgblight_mode_noeeprom(RGB_current_config.mode);
           rgblight_step();
           RGB_current_config.mode = rgblight_config.mode;
         }
-      #endif
       return false;
+      #endif
       break;
 
     case EISU:
diff --git a/keyboards/zinc/keymaps/default/readme_en.md b/keyboards/zinc/keymaps/default/readme_en.md
new file mode 100644
index 0000000000..6447e96ed4
--- /dev/null
+++ b/keyboards/zinc/keymaps/default/readme_en.md
@@ -0,0 +1,131 @@
+# The Default Zinc Layout
+## layout
+
+### Qwerty
+
+```
+ ,-----------------------------------------.             ,-----------------------------------------.
+ | Tab  |   Q  |   W  |   E  |   R  |   T  |             |   Y  |   U  |   I  |   O  |   P  | Bksp |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ | Ctrl |   A  |   S  |   D  |   F  |   G  |             |   H  |   J  |   K  |   L  |   ;  |  '   |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ | Shift|   Z  |   X  |   C  |   V  |   B  |             |   N  |   M  |   ,  |   .  |   /  |Enter |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ | Esc  |  Fn  | Alt  | Win  |Lower |Space |             | Space| Raise| Left | Down |  Up  | Right|
+ `------------------------------------------             ------------------------------------------'
+```
+
+### Colemak
+
+```
+ ,-----------------------------------------.             ,-----------------------------------------.
+ | Tab  |   Q  |   W  |   F  |   P  |   G  |             |   J  |   L  |   U  |   Y  |   ;  | Bksp |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ | Ctrl |   A  |   R  |   S  |   T  |   D  |             |   H  |   N  |   E  |   I  |   O  |  '   |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ | Shift|   Z  |   X  |   C  |   V  |   B  |             |   K  |   M  |   ,  |   .  |   /  |Enter |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ | Esc  |ADJUST| Alt  | Win  |LOWER |Space |             | Space| RAISE| Left | Down |  Up  | Right|
+ `------------------------------------------             ------------------------------------------'
+```   
+ 
+### Dvorak
+
+```
+ ,-----------------------------------------.             ,-----------------------------------------.
+ | Tab  |   '  |   ,  |   .  |   P  |   Y  |             |   F  |   G  |   C  |   R  |   L  | Del  |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ | Ctrl |   A  |   O  |   E  |   U  |   I  |             |   D  |   H  |   T  |   N  |   S  |  /   |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ | Shift|   ;  |   Q  |   J  |   K  |   X  |             |   B  |   M  |   W  |   V  |   Z  |Enter |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ | Esc  |ADJUST| Alt  | Win  |LOWER |Space |             | Space| RAISE| Left | Down |  Up  | Right|
+ `-----------------------------------------'             `-----------------------------------------'
+```
+
+### Lower
+```
+ ,-----------------------------------------.             ,-----------------------------------------.
+ |   ~  |   !  |   @  |   #  |   $  |   %  |             |   ^  |   &  |   *  |   (  |   )  |      |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      |      |      |      |             |   -  |   _  |   +  |   {  |   }  |  |   |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      |      |      |      |             |      |      |      | Home | End  |      |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      |      |      |      |             |      |      | Next | Vol- | Vol+ | Play |
+ `-----------------------------------------'             `-----------------------------------------'
+```
+
+### RAISE
+```
+ ,-----------------------------------------.             ,-----------------------------------------.
+ |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Del  |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   -  |   =  |   [  |   ]  |  \   |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      |      |      |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      |      |      |      |             |      |      | Next | Vol- | Vol+ | Play |
+ `-----------------------------------------'             `-----------------------------------------'
+```
+
+### Adjust (Lower + Raise)
+```
+ ,-----------------------------------------.             ,-----------------------------------------.
+ |      | Reset|RGBRST|Aud on|Audoff|      |             |      |Qwerty|Colemk|Dvorak|      | Ins  |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |RGB ON| HUE+ | SAT+ | VAL+ | Mac  |             | Win  |  -   |   =  |Print |ScLock|Pause |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |MODE R|RGBMOD| HUE- | SAT- | VAL- |      |             |      |      |      |      |PageUp|      |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      | EISU | EISU | EISU |             | KANA | KANA | KANA | Home |PageDn| End  |
+ `-----------------------------------------'             `-----------------------------------------'
+```
+
+## Compile
+
+go to qmk top directory.
+
+```
+$ cd qmk_firmware
+```
+make with `zinc:<keymap_name>`
+
+```
+$ make zinc:default
+```
+
+To make and flash with `:flash`
+
+```
+$ make zinc:default:flash
+```
+
+
+## Customize
+
+You can customize from the command line.
+
+```
+# Zinc keyboard 'default' keymap: convenient command line option
+make ZINC=<options> zinc:defualt
+#    option= back | under | both | cont | na | ios
+#    ex.
+#      make ZINC=under    zinc:defualt
+#      make ZINC=under,ios zinc:defualt
+#      make ZINC=back     zinc:default
+#      make ZINC=back,na  zinc:default
+#      make ZINC=back,ios zinc:default
+```
+
+Or edit `qmk_firmware/keyboards/zinc/rev1/keymaps/~/rules.mk` directly.
+
+```
+# Zinc keyboard customize
+LED_BACK_ENABLE = no        # LED backlight (Enable SK6812mini backlight)
+LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight)
+LED_BOTH_ENABLE = no        # LED backlight and underglow
+LED_RGB_CONT = no           # LED continuous backlight or/and underglow between left Zinc and right Zinc
+LED_ANIMATIONS = yes        # LED animations
+IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
+```
diff --git a/keyboards/zinc/keymaps/default/readme_jp.md b/keyboards/zinc/keymaps/default/readme_jp.md
index dfedb37c15..8132f5036e 100644
--- a/keyboards/zinc/keymaps/default/readme_jp.md
+++ b/keyboards/zinc/keymaps/default/readme_jp.md
@@ -43,6 +43,44 @@
  `-----------------------------------------'             `-----------------------------------------'
 ```
 
+ ### Lower
+```
+ ,-----------------------------------------.             ,-----------------------------------------.
+ |   ~  |   !  |   @  |   #  |   $  |   %  |             |   ^  |   &  |   *  |   (  |   )  |      |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      |      |      |      |             |   -  |   _  |   +  |   {  |   }  |  |   |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      |      |      |      |             |      |      |      | Home | End  |      |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      |      |      |      |             |      |      | Next | Vol- | Vol+ | Play |
+ `-----------------------------------------'             `-----------------------------------------'
+```
+
+### RAISE
+```
+ ,-----------------------------------------.             ,-----------------------------------------.
+ |   `  |   1  |   2  |   3  |   4  |   5  |             |   6  |   7  |   8  |   9  |   0  | Del  |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |  F1  |  F2  |  F3  |  F4  |  F5  |             |  F6  |   -  |   =  |   [  |   ]  |  \   |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |  F7  |  F8  |  F9  |  F10 |  F11 |             |  F12 |      |      |      |      |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      |      |      |      |             |      |      | Next | Vol- | Vol+ | Play |
+ `-----------------------------------------'             `-----------------------------------------'
+```
+
+### Adjust (Lower + Raise)
+```
+ ,-----------------------------------------.             ,-----------------------------------------.
+ |      | Reset|RGBRST|Aud on|Audoff|      |             |      |Qwerty|Colemk|Dvorak|      | Ins  |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |RGB ON| HUE+ | SAT+ | VAL+ | Mac  |             | Win  |  -   |   =  |Print |ScLock|Pause |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |MODE R|RGBMOD| HUE- | SAT- | VAL- |      |             |      |      |      |      |PageUp|      |
+ |------+------+------+------+------+------|             |------+------+------+------+------+------|
+ |      |      |      | EISU | EISU | EISU |             | KANA | KANA | KANA | Home |PageDn| End  |
+ `-----------------------------------------'             `-----------------------------------------'
+```
 
 ## コンパイルの仕方
 
@@ -76,7 +114,7 @@ $ make zinc:default:clean
 ```
 # Zinc keyboard 'default' keymap: convenient command line option
 make ZINC=<options> zinc:defualt
-#    option= back | under | na | ios
+#    option= back | under | both | cont | na | ios
 #    ex.
 #      make ZINC=under    zinc:defualt
 #      make ZINC=under,ios zinc:defualt
@@ -85,16 +123,16 @@ make ZINC=<options> zinc:defualt
 #      make ZINC=back,ios zinc:default
 ```
 
-あるいは`qmk_firmware/keyboards/zinc/rev1/keymaps/default/rules.mk` の以下の部分を直接編集して機能を有効化してください。
+あるいは`qmk_firmware/keyboards/zinc/rev1/keymaps/~/rules.mk` の以下の部分を直接編集して機能を有効化してください。
 
 ```
 # Zinc keyboard customize
 LED_BACK_ENABLE = no        # LED backlight (Enable SK6812mini backlight)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight)
+LED_BOTH_ENABLE = no        # LED backlight and underglow
+LED_RGB_CONT = no           # LED continuous backlight or/and underglow between left Zinc and right Zinc
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
-
-
 ```
 
 ## RGB backlight を有効にする
@@ -120,4 +158,4 @@ RBG Underglow や RGBバックライトの輝度を抑えて、iPad, iPhone に
 
 ```
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
-```
\ No newline at end of file
+```
diff --git a/keyboards/zinc/keymaps/default/rules.mk b/keyboards/zinc/keymaps/default/rules.mk
index c980f7d00b..32e0f21610 100644
--- a/keyboards/zinc/keymaps/default/rules.mk
+++ b/keyboards/zinc/keymaps/default/rules.mk
@@ -20,6 +20,9 @@ define ZINC_CUSTOMISE_MSG
   $(info Zinc customize)
   $(info -  LED_BACK_ENABLE=$(LED_BACK_ENABLE))
   $(info -  LED_UNDERGLOW_ENABLE=$(LED_UNDERGLOW_ENABLE))
+  $(info -  LED_BOTH_ENABLE=$(LED_BOTH_ENABLE))
+  $(info -  LED_RGB_CONT=$(LED_RGB_CONT))
+  $(info -  RGB_MATRIX=$(RGB_MATRIX))
   $(info -  LED_ANIMATION=$(LED_ANIMATIONS))
   $(info -  IOS_DEVICE_ENABLE=$(IOS_DEVICE_ENABLE))
 endef
@@ -27,6 +30,10 @@ endef
 # Zinc keyboard customize
 LED_BACK_ENABLE = no        # LED backlight (Enable SK6812mini backlight)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight)
+LED_BOTH_ENABLE = no        # LED backlight and underglow
+LED_RGB_CONT = no           # LED continuous backlight or/and underglow between left Zinc and right Zinc
+RGB_MATRIX = no             # RGB LED Matrix
+RGB_MATRIX_SPLIT_RIGHT = no # RGB Matrix for RIGHT Hand
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
 Link_Time_Optimization = no # if firmware size over limit, try this option
@@ -36,7 +43,7 @@ Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ### Zinc keyboard 'default' keymap: convenient command line option
 ##    make ZINC=<options> zinc:defualt
-##    option= back | under | na | ios
+##    option= back | under | both | cont | matrix | na | ios
 ##    ex.
 ##      make ZINC=under    zinc:defualt
 ##      make ZINC=under,ios zinc:defualt
@@ -47,9 +54,22 @@ Link_Time_Optimization = no # if firmware size over limit, try this option
 ifneq ($(strip $(ZINC)),)
   ifeq ($(findstring back,$(ZINC)), back)
     LED_BACK_ENABLE = yes
-  else ifeq ($(findstring under,$(ZINC)), under)
+  endif
+  ifeq ($(findstring under,$(ZINC)), under)
     LED_UNDERGLOW_ENABLE = yes
   endif
+  ifeq ($(findstring both,$(ZINC)), both)
+    LED_BOTH_ENABLE = yes
+  endif
+  ifeq ($(findstring cont,$(ZINC)), cont)
+    LED_RGB_CONT = yes
+  endif
+  ifeq ($(findstring matrix,$(ZINC)), matrix)
+    RGB_MATRIX = yes
+  endif
+  ifeq ($(findstring right,$(ZINC)), right)
+    RGB_MATRIX_SPLIT_RIGHT = yes
+  endif
   ifeq ($(findstring na,$(ZINC)), na)
     LED_ANIMATIONS = no
   endif
@@ -62,10 +82,11 @@ endif
 
 ifeq ($(strip $(LED_BACK_ENABLE)), yes)
   RGBLIGHT_ENABLE = yes
-  OPT_DEFS += -DRGBLED_BACK
   ifeq ($(strip $(LED_UNDERGLOW_ENABLE)), yes)
-    $(eval $(call ZINC_CUSTOMISE_MSG))
-    $(error LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE both 'yes')
+    OPT_DEFS += -DRGBLED_BOTH
+    $(info LED_BOTH_ENABLE option is enabled instead of LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE)
+  else
+    OPT_DEFS += -DRGBLED_BACK
   endif
 else ifeq ($(strip $(LED_UNDERGLOW_ENABLE)), yes)
   RGBLIGHT_ENABLE = yes
@@ -73,18 +94,36 @@ else
   RGBLIGHT_ENABLE = no
 endif
 
+ifeq ($(strip $(LED_BOTH_ENABLE)), yes)
+  RGBLIGHT_ENABLE = yes
+  OPT_DEFS += -DRGBLED_BOTH
+endif
+
+ifeq ($(strip $(LED_RGB_CONT)), yes)
+  OPT_DEFS += -DRGBLED_CONT
+endif
+
+ifeq ($(strip $(RGB_MATRIX)), yes)
+  RGBLIGHT_ENABLE = no
+  RGB_MATRIX_ENABLE = WS2812
+endif
+
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
-    OPT_DEFS += -DIOS_DEVICE_ENABLE
+  OPT_DEFS += -DIOS_DEVICE_ENABLE
 endif
 
 ifeq ($(strip $(LED_ANIMATIONS)), yes)
-#    OPT_DEFS += -DRGBLIGHT_ANIMATIONS
-     OPT_DEFS += -DLED_ANIMATIONS
+# OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+  OPT_DEFS += -DLED_ANIMATIONS
+
+endif
 
+ifeq ($(strip $(RGB_MATRIX_SPLIT_RIGHT)), yes)
+    OPT_DEFS += -DRGB_MATRIX_SPLIT_RIGHT
 endif
 
 ifeq ($(strip $(Link_Time_Optimization)),yes)
-    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+  EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
 endif
 
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
diff --git a/keyboards/zinc/keymaps/ginjake/config.h b/keyboards/zinc/keymaps/ginjake/config.h
index 4dcb0724ff..2185dc9ebe 100644
--- a/keyboards/zinc/keymaps/ginjake/config.h
+++ b/keyboards/zinc/keymaps/ginjake/config.h
@@ -20,8 +20,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #pragma once
-// if you need more program area, try uncomment follow line
-#include "serial_config_simpleapi.h"
 
 // place overrides here
 // Selection of RGBLIGHT MODE to use.
diff --git a/keyboards/zinc/keymaps/ginjake/rules.mk b/keyboards/zinc/keymaps/ginjake/rules.mk
index 2dcefc0016..2cb59fe8b8 100644
--- a/keyboards/zinc/keymaps/ginjake/rules.mk
+++ b/keyboards/zinc/keymaps/ginjake/rules.mk
@@ -1,12 +1,11 @@
-
 # 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
 #
-BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
-MOUSEKEY_ENABLE = no       # Mouse keys(+4700)
-EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
-CONSOLE_ENABLE = no         # Console for debug(+400)
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = no       # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = no         # Console for debug
 COMMAND_ENABLE = no        # Commands for debug and configuration
 NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 BACKLIGHT_ENABLE = no      # Enable keyboard backlight functionality
@@ -21,6 +20,8 @@ define ZINC_CUSTOMISE_MSG
   $(info Zinc customize)
   $(info -  LED_BACK_ENABLE=$(LED_BACK_ENABLE))
   $(info -  LED_UNDERGLOW_ENABLE=$(LED_UNDERGLOW_ENABLE))
+  $(info -  LED_BOTH_ENABLE=$(LED_BOTH_ENABLE))
+  $(info -  LED_RGB_CONT=$(LED_RGB_CONT))
   $(info -  LED_ANIMATION=$(LED_ANIMATIONS))
   $(info -  IOS_DEVICE_ENABLE=$(IOS_DEVICE_ENABLE))
 endef
@@ -28,6 +29,8 @@ endef
 # Zinc keyboard customize
 LED_BACK_ENABLE = no        # LED backlight (Enable SK6812mini backlight)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight)
+LED_BOTH_ENABLE = no        # LED backlight and underglow
+LED_RGB_CONT = no           # LED continuous backlight or/and underglow between left Zinc and right Zinc
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
 Link_Time_Optimization = no # if firmware size over limit, try this option
@@ -37,7 +40,7 @@ Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ### Zinc keyboard 'default' keymap: convenient command line option
 ##    make ZINC=<options> zinc:defualt
-##    option= back | under | na | ios
+##    option= back | under | both | cont | na | ios
 ##    ex.
 ##      make ZINC=under    zinc:defualt
 ##      make ZINC=under,ios zinc:defualt
@@ -48,9 +51,16 @@ Link_Time_Optimization = no # if firmware size over limit, try this option
 ifneq ($(strip $(ZINC)),)
   ifeq ($(findstring back,$(ZINC)), back)
     LED_BACK_ENABLE = yes
-  else ifeq ($(findstring under,$(ZINC)), under)
+  endif
+  ifeq ($(findstring under,$(ZINC)), under)
     LED_UNDERGLOW_ENABLE = yes
   endif
+  ifeq ($(findstring both,$(ZINC)), both)
+    LED_BOTH_ENABLE = yes
+  endif
+  ifeq ($(findstring cont,$(ZINC)), cont)
+    LED_RGB_CONT = yes
+  endif
   ifeq ($(findstring na,$(ZINC)), na)
     LED_ANIMATIONS = no
   endif
@@ -63,10 +73,11 @@ endif
 
 ifeq ($(strip $(LED_BACK_ENABLE)), yes)
   RGBLIGHT_ENABLE = yes
-  OPT_DEFS += -DRGBLED_BACK
   ifeq ($(strip $(LED_UNDERGLOW_ENABLE)), yes)
-    $(eval $(call ZINC_CUSTOMISE_MSG))
-    $(error LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE both 'yes')
+    OPT_DEFS += -DRGBLED_BOTH
+    $(info LED_BOTH_ENABLE option is enabled instead of LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE)
+  else
+    OPT_DEFS += -DRGBLED_BACK
   endif
 else ifeq ($(strip $(LED_UNDERGLOW_ENABLE)), yes)
   RGBLIGHT_ENABLE = yes
@@ -74,18 +85,27 @@ else
   RGBLIGHT_ENABLE = no
 endif
 
+ifeq ($(strip $(LED_BOTH_ENABLE)), yes)
+  RGBLIGHT_ENABLE = yes
+  OPT_DEFS += -DRGBLED_BOTH
+endif
+
+ifeq ($(strip $(LED_RGB_CONT)), yes)
+  OPT_DEFS += -DRGBLED_CONT
+endif
+
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
-    OPT_DEFS += -DIOS_DEVICE_ENABLE
+  OPT_DEFS += -DIOS_DEVICE_ENABLE
 endif
 
 ifeq ($(strip $(LED_ANIMATIONS)), yes)
-#    OPT_DEFS += -DRGBLIGHT_ANIMATIONS
-     OPT_DEFS += -DLED_ANIMATIONS
+# OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+  OPT_DEFS += -DLED_ANIMATIONS
 
 endif
 
 ifeq ($(strip $(Link_Time_Optimization)),yes)
-    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+  EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
 endif
 
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
diff --git a/keyboards/zinc/keymaps/monks/config.h b/keyboards/zinc/keymaps/monks/config.h
index 4dcb0724ff..2185dc9ebe 100644
--- a/keyboards/zinc/keymaps/monks/config.h
+++ b/keyboards/zinc/keymaps/monks/config.h
@@ -20,8 +20,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #pragma once
-// if you need more program area, try uncomment follow line
-#include "serial_config_simpleapi.h"
 
 // place overrides here
 // Selection of RGBLIGHT MODE to use.
diff --git a/keyboards/zinc/keymaps/monks/keymap.c b/keyboards/zinc/keymaps/monks/keymap.c
index 5fd7c6aa85..a30e8ac5fc 100644
--- a/keyboards/zinc/keymaps/monks/keymap.c
+++ b/keyboards/zinc/keymaps/monks/keymap.c
@@ -119,6 +119,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = { \
 // define variables for reactive RGB
 bool TOG_STATUS = false;
 
+
 // Setting ADJUST layer RGB back to default
 void update_tri_layer_RGB(uint8_t layer1, uint8_t layer2, uint8_t layer3) {
   if (IS_LAYER_ON(layer1) && IS_LAYER_ON(layer2)) {
@@ -163,7 +164,7 @@ bool process_record_user(uint16_t keycode, keyrecord_t *record) {
       }
       return false;
       break;
-  
+
     case RAISE:
       if (record->event.pressed) {
         //not sure how to have keyboard check mode and set it to a variable, so my work around
diff --git a/keyboards/zinc/keymaps/monks/readme_jp.md b/keyboards/zinc/keymaps/monks/readme_jp.md
index f1495af4c8..e518eb7696 100644
--- a/keyboards/zinc/keymaps/monks/readme_jp.md
+++ b/keyboards/zinc/keymaps/monks/readme_jp.md
@@ -100,4 +100,4 @@ RBG Underglow や RGBバックライトの輝度を抑えて、iPad, iPhone に
 
 ```
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
-```
\ No newline at end of file
+```
diff --git a/keyboards/zinc/keymaps/monks/rules.mk b/keyboards/zinc/keymaps/monks/rules.mk
index eeabc004c3..c1b98deada 100644
--- a/keyboards/zinc/keymaps/monks/rules.mk
+++ b/keyboards/zinc/keymaps/monks/rules.mk
@@ -1,12 +1,11 @@
-
 # 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
 #
-BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration(+1000)
-MOUSEKEY_ENABLE = no       # Mouse keys(+4700)
-EXTRAKEY_ENABLE = yes       # Audio control and System control(+450)
-CONSOLE_ENABLE = no         # Console for debug(+400)
+BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration
+MOUSEKEY_ENABLE = no       # Mouse keys
+EXTRAKEY_ENABLE = yes       # Audio control and System control
+CONSOLE_ENABLE = no         # Console for debug
 COMMAND_ENABLE = no        # Commands for debug and configuration
 NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 BACKLIGHT_ENABLE = no      # Enable keyboard backlight functionality
@@ -21,6 +20,8 @@ define ZINC_CUSTOMISE_MSG
   $(info Zinc customize)
   $(info -  LED_BACK_ENABLE=$(LED_BACK_ENABLE))
   $(info -  LED_UNDERGLOW_ENABLE=$(LED_UNDERGLOW_ENABLE))
+  $(info -  LED_BOTH_ENABLE=$(LED_BOTH_ENABLE))
+  $(info -  LED_RGB_CONT=$(LED_RGB_CONT))
   $(info -  LED_ANIMATION=$(LED_ANIMATIONS))
   $(info -  IOS_DEVICE_ENABLE=$(IOS_DEVICE_ENABLE))
 endef
@@ -28,6 +29,8 @@ endef
 # Zinc keyboard customize
 LED_BACK_ENABLE = no        # LED backlight (Enable SK6812mini backlight)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight)
+LED_BOTH_ENABLE = no        # LED backlight and underglow
+LED_RGB_CONT = no           # LED continuous backlight or/and underglow between left Zinc and right Zinc
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
 Link_Time_Optimization = no # if firmware size over limit, try this option
@@ -37,7 +40,7 @@ Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ### Zinc keyboard 'default' keymap: convenient command line option
 ##    make ZINC=<options> zinc:defualt
-##    option= back | under | na | ios
+##    option= back | under | both | cont | na | ios
 ##    ex.
 ##      make ZINC=under    zinc:defualt
 ##      make ZINC=under,ios zinc:defualt
@@ -48,9 +51,16 @@ Link_Time_Optimization = no # if firmware size over limit, try this option
 ifneq ($(strip $(ZINC)),)
   ifeq ($(findstring back,$(ZINC)), back)
     LED_BACK_ENABLE = yes
-  else ifeq ($(findstring under,$(ZINC)), under)
+  endif
+  ifeq ($(findstring under,$(ZINC)), under)
     LED_UNDERGLOW_ENABLE = yes
   endif
+  ifeq ($(findstring both,$(ZINC)), both)
+    LED_BOTH_ENABLE = yes
+  endif
+  ifeq ($(findstring cont,$(ZINC)), cont)
+    LED_RGB_CONT = yes
+  endif
   ifeq ($(findstring na,$(ZINC)), na)
     LED_ANIMATIONS = no
   endif
@@ -63,10 +73,11 @@ endif
 
 ifeq ($(strip $(LED_BACK_ENABLE)), yes)
   RGBLIGHT_ENABLE = yes
-  OPT_DEFS += -DRGBLED_BACK
   ifeq ($(strip $(LED_UNDERGLOW_ENABLE)), yes)
-    $(eval $(call ZINC_CUSTOMISE_MSG))
-    $(error LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE both 'yes')
+    OPT_DEFS += -DRGBLED_BOTH
+    $(info LED_BOTH_ENABLE option is enabled instead of LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE)
+  else
+    OPT_DEFS += -DRGBLED_BACK
   endif
 else ifeq ($(strip $(LED_UNDERGLOW_ENABLE)), yes)
   RGBLIGHT_ENABLE = yes
@@ -74,17 +85,27 @@ else
   RGBLIGHT_ENABLE = no
 endif
 
+ifeq ($(strip $(LED_BOTH_ENABLE)), yes)
+  RGBLIGHT_ENABLE = yes
+  OPT_DEFS += -DRGBLED_BOTH
+endif
+
+ifeq ($(strip $(LED_RGB_CONT)), yes)
+  OPT_DEFS += -DRGBLED_CONT
+endif
+
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
-    OPT_DEFS += -DIOS_DEVICE_ENABLE
+  OPT_DEFS += -DIOS_DEVICE_ENABLE
 endif
 
 ifeq ($(strip $(LED_ANIMATIONS)), yes)
-#    OPT_DEFS += -DRGBLIGHT_ANIMATIONS
-    OPT_DEFS += -DLED_ANIMATIONS
+# OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+  OPT_DEFS += -DLED_ANIMATIONS
+
 endif
 
 ifeq ($(strip $(Link_Time_Optimization)),yes)
-    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+  EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
 endif
 
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
@@ -94,4 +115,3 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 # $(info -- RGBLIGHT_ENABLE=$(RGBLIGHT_ENABLE))
 # $(info -- OPT_DEFS=$(OPT_DEFS))
 # $(info )
-
diff --git a/keyboards/zinc/keymaps/toshi0383/config.h b/keyboards/zinc/keymaps/toshi0383/config.h
index 33108a29e6..0d53d44247 100644
--- a/keyboards/zinc/keymaps/toshi0383/config.h
+++ b/keyboards/zinc/keymaps/toshi0383/config.h
@@ -21,8 +21,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
 
 #pragma once
-// if you need more program area, try uncomment follow line
-#include "serial_config_simpleapi.h"
 
 // place overrides here
 // Selection of RGBLIGHT MODE to use.
diff --git a/keyboards/zinc/keymaps/toshi0383/rules.mk b/keyboards/zinc/keymaps/toshi0383/rules.mk
index dca9aa7ff8..26ac02f3a0 100644
--- a/keyboards/zinc/keymaps/toshi0383/rules.mk
+++ b/keyboards/zinc/keymaps/toshi0383/rules.mk
@@ -1,11 +1,12 @@
 # Build Options
-#   change yes to no to disable
+#   change to "no" to disable the options, or define them in the Makefile in
+#   the appropriate keymap folder that will get included automatically
 #
 BOOTMAGIC_ENABLE = no       # Virtual DIP switch configuration
-MOUSEKEY_ENABLE = no        # Mouse keys
+MOUSEKEY_ENABLE = no       # Mouse keys
 EXTRAKEY_ENABLE = yes       # Audio control and System control
 CONSOLE_ENABLE = no         # Console for debug
-COMMAND_ENABLE = no         # Commands for debug and configuration
+COMMAND_ENABLE = no        # Commands for debug and configuration
 NKRO_ENABLE = no            # Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work
 BACKLIGHT_ENABLE = no       # Enable keyboard backlight functionality
 MIDI_ENABLE = no            # MIDI controls
@@ -19,6 +20,9 @@ define ZINC_CUSTOMISE_MSG
   $(info Zinc customize)
   $(info -  LED_BACK_ENABLE=$(LED_BACK_ENABLE))
   $(info -  LED_UNDERGLOW_ENABLE=$(LED_UNDERGLOW_ENABLE))
+  $(info -  LED_BOTH_ENABLE=$(LED_BOTH_ENABLE))
+  $(info -  LED_RGB_CONT=$(LED_RGB_CONT))
+  $(info -  RGB_MATRIX=$(RGB_MATRIX))
   $(info -  LED_ANIMATION=$(LED_ANIMATIONS))
   $(info -  IOS_DEVICE_ENABLE=$(IOS_DEVICE_ENABLE))
 endef
@@ -26,6 +30,10 @@ endef
 # Zinc keyboard customize
 LED_BACK_ENABLE = no        # LED backlight (Enable SK6812mini backlight)
 LED_UNDERGLOW_ENABLE = no   # LED underglow (Enable WS2812 RGB underlight)
+LED_BOTH_ENABLE = no        # LED backlight and underglow
+LED_RGB_CONT = no           # LED continuous backlight or/and underglow between left Zinc and right Zinc
+RGB_MATRIX = no             # RGB LED Matrix
+RGB_MATRIX_SPLIT_RIGHT = no # RGB Matrix for RIGHT Hand
 LED_ANIMATIONS = yes        # LED animations
 IOS_DEVICE_ENABLE = no      # connect to IOS device (iPad,iPhone)
 Link_Time_Optimization = no # if firmware size over limit, try this option
@@ -35,7 +43,7 @@ Link_Time_Optimization = no # if firmware size over limit, try this option
 
 ### Zinc keyboard 'default' keymap: convenient command line option
 ##    make ZINC=<options> zinc:defualt
-##    option= back | under | na | ios
+##    option= back | under | both | cont | matrix | na | ios
 ##    ex.
 ##      make ZINC=under    zinc:defualt
 ##      make ZINC=under,ios zinc:defualt
@@ -46,9 +54,22 @@ Link_Time_Optimization = no # if firmware size over limit, try this option
 ifneq ($(strip $(ZINC)),)
   ifeq ($(findstring back,$(ZINC)), back)
     LED_BACK_ENABLE = yes
-  else ifeq ($(findstring under,$(ZINC)), under)
+  endif
+  ifeq ($(findstring under,$(ZINC)), under)
     LED_UNDERGLOW_ENABLE = yes
   endif
+  ifeq ($(findstring both,$(ZINC)), both)
+    LED_BOTH_ENABLE = yes
+  endif
+  ifeq ($(findstring cont,$(ZINC)), cont)
+    LED_RGB_CONT = yes
+  endif
+  ifeq ($(findstring matrix,$(ZINC)), matrix)
+    RGB_MATRIX = yes
+  endif
+  ifeq ($(findstring right,$(ZINC)), right)
+    RGB_MATRIX_SPLIT_RIGHT = yes
+  endif
   ifeq ($(findstring na,$(ZINC)), na)
     LED_ANIMATIONS = no
   endif
@@ -61,10 +82,11 @@ endif
 
 ifeq ($(strip $(LED_BACK_ENABLE)), yes)
   RGBLIGHT_ENABLE = yes
-  OPT_DEFS += -DRGBLED_BACK
   ifeq ($(strip $(LED_UNDERGLOW_ENABLE)), yes)
-    $(eval $(call ZINC_CUSTOMISE_MSG))
-    $(error LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE both 'yes')
+    OPT_DEFS += -DRGBLED_BOTH
+    $(info LED_BOTH_ENABLE option is enabled instead of LED_BACK_ENABLE and LED_UNDERGLOW_ENABLE)
+  else
+    OPT_DEFS += -DRGBLED_BACK
   endif
 else ifeq ($(strip $(LED_UNDERGLOW_ENABLE)), yes)
   RGBLIGHT_ENABLE = yes
@@ -72,24 +94,43 @@ else
   RGBLIGHT_ENABLE = no
 endif
 
+ifeq ($(strip $(LED_BOTH_ENABLE)), yes)
+  RGBLIGHT_ENABLE = yes
+  OPT_DEFS += -DRGBLED_BOTH
+endif
+
+ifeq ($(strip $(LED_RGB_CONT)), yes)
+  OPT_DEFS += -DRGBLED_CONT
+endif
+
+ifeq ($(strip $(RGB_MATRIX)), yes)
+  RGBLIGHT_ENABLE = no
+  RGB_MATRIX_ENABLE = WS2812
+endif
+
 ifeq ($(strip $(IOS_DEVICE_ENABLE)), yes)
-    OPT_DEFS += -DIOS_DEVICE_ENABLE
+  OPT_DEFS += -DIOS_DEVICE_ENABLE
 endif
 
 ifeq ($(strip $(LED_ANIMATIONS)), yes)
-#    OPT_DEFS += -DRGBLIGHT_ANIMATIONS
-    OPT_DEFS += -DLED_ANIMATIONS
+# OPT_DEFS += -DRGBLIGHT_ANIMATIONS
+  OPT_DEFS += -DLED_ANIMATIONS
+
+endif
+
+ifeq ($(strip $(RGB_MATRIX_SPLIT_RIGHT)), yes)
+    OPT_DEFS += -DRGB_MATRIX_SPLIT_RIGHT
 endif
 
 ifeq ($(strip $(Link_Time_Optimization)),yes)
-    EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
+  EXTRAFLAGS += -flto -DUSE_Link_Time_Optimization
 endif
 
 # Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
+
 # Uncomment these for debugging
 # $(info -- RGBLIGHT_ENABLE=$(RGBLIGHT_ENABLE))
 # $(info -- OPT_DEFS=$(OPT_DEFS))
 # $(info )
-
diff --git a/keyboards/zinc/readme.md b/keyboards/zinc/readme.md
index 3b4ce105c8..0e8d6cd65d 100644
--- a/keyboards/zinc/readme.md
+++ b/keyboards/zinc/readme.md
@@ -5,9 +5,9 @@ Zinc
 
 40% row-staggered split keyboard.
 
-Keyboard Maintainer: [monksoffunk](https://github.com/monksoffunk/) [@monksoffunkJP](https://twitter.com/monksoffunkJP)  
-Hardware Supported: Zinc PCB  
-Hardware Availability: (https://twitter.com/monksoffunkJP)
+* Keyboard Maintainer: [monksoffunk](https://github.com/monksoffunk/) [@monksoffunkJP](https://twitter.com/monksoffunkJP)
+* Hardware Supported: Zinc PCB
+* Hardware Availability: (https://twitter.com/monksoffunkJP)
 
 Make example for this keyboard (after setting up your build environment):
 
diff --git a/keyboards/zinc/rev1/config.h b/keyboards/zinc/rev1/config.h
index 6713b3098a..1eb63df5bc 100644
--- a/keyboards/zinc/rev1/config.h
+++ b/keyboards/zinc/rev1/config.h
@@ -18,9 +18,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 #pragma once
 
-//#ifndef REV1_CONFIG_H
-//#define REV1_CONFIG_H
-
 /* USB Device descriptor parameter */
 #define VENDOR_ID       0xFEED
 #define PRODUCT_ID      0x9991
@@ -33,9 +30,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define TAPPING_TERM 100
 
 /* Use I2C or Serial */
-//#define USE_I2C
 #define USE_SERIAL
-//#define USE_MATRIX_I2C
+#define SOFT_SERIAL_PIN D2
 
 /* Select hand configuration */
 #define MASTER_LEFT
@@ -44,18 +40,14 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 /* key matrix size */
 // Rows are doubled-up
-  #define MATRIX_ROWS 8
-  #define MATRIX_ROW_PINS { F6, F7, B1, B3 }
+#define MATRIX_ROWS 8
+#define MATRIX_ROW_PINS { F6, F7, B1, B3 }
 
 // wiring of each half
 #define MATRIX_COLS 6
 #define MATRIX_COL_PINS { F4, D4, C6, D7, E6, B4 }
 
-/* define if matrix has ghost */
-//#define MATRIX_HAS_GHOST
-
-/* number of backlight levels */
-// #define BACKLIGHT_LEVELS 3
+#define DIODE_DIRECTION COL2ROW
 
 /* Set 0 if debouncing isn't needed */
 #define DEBOUNCE 5
@@ -67,25 +59,44 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 /* ws2812 RGB LED */
 #define RGB_DI_PIN D3
-#define RGBLIGHT_TIMER
-//#define RGBLED_NUM 12    // Number of LEDs. see ./keymaps/default/config.h
-#define ws2812_PORTREG  PORTD
-#define ws2812_DDRREG   DDRD
 
 // RGB LED support
 //#define RGBLIGHT_ANIMATIONS : see ./rules.mk: LED_ANIMATIONS = yes or no
 //    see ./rules.mk: LED_BACK_ENABLE or LED_UNDERGLOW_ENABLE set yes
-#ifdef RGBLED_BACK
-  #define RGBLED_NUM 24
-#else
-  #define RGBLED_NUM 6
+#ifdef RGBLIGHT_ENABLE
+  #define RGBLIGHT_SPLIT
+  #ifdef RGBLED_BACK
+    #ifdef RGBLED_CONT
+      #define RGBLED_NUM 48
+      #define RGBLED_SPLIT { 24, 24 }
+    #else
+      #define RGBLED_NUM 24
+    #endif
+  #else
+    #ifdef RGBLED_BOTH
+      #ifdef RGBLED_CONT
+        #define RGBLED_NUM 60
+        #define RGBLED_SPLIT { 30, 30 }
+//      #define RGBLIGHT_LED_MAP {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29}
+      #else
+        #define RGBLED_NUM 30
+      #endif
+    #else
+      #ifdef RGBLED_CONT
+        #define RGBLED_NUM 12
+        #define RGBLED_SPLIT { 6, 6 }
+      #else
+        #define RGBLED_NUM 6
+      #endif
+    #endif
+  #endif
 #endif
 
 #ifndef IOS_DEVICE_ENABLE
-  #if RGBLED_NUM <= 6
+  #if (RGBLED_NUM <= 6) || (defined(RGBLED_CONT) && (RGBLED_NUM <= 12))
     #define RGBLIGHT_LIMIT_VAL 255
   #else
-    #if RGBLED_NUM <= 16
+    #if (RGBLED_NUM <= 16) || (defined(RGBLED_CONT) && (RGBLED_NUM <= 32))
       #define RGBLIGHT_LIMIT_VAL 130
     #else
       #define RGBLIGHT_LIMIT_VAL 120
@@ -93,10 +104,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   #endif
   #define RGBLIGHT_VAL_STEP 17
 #else
-  #if RGBLED_NUM <= 6
+  #if (RGBLED_NUM <= 6) || (defined(RGBLED_CONT) && (RGBLED_NUM <= 12))
     #define RGBLIGHT_LIMIT_VAL 90
   #else
-    #if RGBLED_NUM <= 16
+    #if (RGBLED_NUM <= 16) || (defined(RGBLED_CONT) && (RGBLED_NUM <= 32))
       #define RGBLIGHT_LIMIT_VAL 45
     #else
       #define RGBLIGHT_LIMIT_VAL 35
@@ -136,5 +147,3 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 //#define NO_ACTION_ONESHOT
 //#define NO_ACTION_MACRO
 //#define NO_ACTION_FUNCTION
-
-//#endif
diff --git a/keyboards/zinc/rev1/matrix.c b/keyboards/zinc/rev1/matrix.c
deleted file mode 100644
index df674ce143..0000000000
--- a/keyboards/zinc/rev1/matrix.c
+++ /dev/null
@@ -1,357 +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 <string.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 "quantum.h"
-
-#ifdef USE_MATRIX_I2C
-#  include "i2c.h"
-#else // USE_SERIAL
-#  include "split_scomm.h"
-#endif
-
-#ifndef DEBOUNCE
-#  define DEBOUNCE	5
-#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();
-
-    setPinOutput(B0);
-    setPinOutput(D5);
-    writePinHigh(D5);
-    writePinHigh(B0);
-
-    // 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();
-
-    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];
-            }
-        }
-    }
-
-    return 1;
-}
-
-#ifdef USE_MATRIX_I2C
-
-// Get rows from other half over i2c
-int i2c_transaction(void) {
-    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
-
-    int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
-    if (err) goto i2c_error;
-
-    // start of matrix stored at 0x00
-    err = i2c_master_write(0x00);
-    if (err) goto i2c_error;
-
-    // Start read
-    err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
-    if (err) goto i2c_error;
-
-    if (!err) {
-        int i;
-        for (i = 0; i < ROWS_PER_HAND-1; ++i) {
-            matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);
-        }
-        matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);
-        i2c_master_stop();
-    } else {
-i2c_error: // the cable is disconnceted, or something else went wrong
-        i2c_reset_state();
-        return err;
-    }
-
-    return 0;
-}
-
-#else // USE_SERIAL
-
-int serial_transaction(int master_changed) {
-    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
-#ifdef SERIAL_USE_MULTI_TRANSACTION
-    int ret=serial_update_buffers(master_changed);
-#else
-    int ret=serial_update_buffers();
-#endif
-    if (ret ) {
-        if(ret==2) writePinLow(B0);
-        return 1;
-    }
-    writePinHigh(B0);
-    memcpy(&matrix[slaveOffset],
-        (void *)serial_slave_buffer, sizeof(serial_slave_buffer));
-    return 0;
-}
-#endif
-
-uint8_t matrix_scan(void)
-{
-    if (is_master) {
-        matrix_master_scan();
-    }else{
-        matrix_slave_scan();
-        int offset = (isLeftHand) ? ROWS_PER_HAND : 0;
-        memcpy(&matrix[offset],
-               (void *)serial_master_buffer, sizeof(serial_master_buffer));
-        matrix_scan_quantum();
-    }
-    return 1;
-}
-
-
-uint8_t matrix_master_scan(void) {
-
-    int ret = _matrix_scan();
-    int mchanged = 1;
-    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
-
-#ifdef USE_MATRIX_I2C
-//    for (int i = 0; i < ROWS_PER_HAND; ++i) {
-        /* i2c_slave_buffer[i] = matrix[offset+i]; */
-//        i2c_slave_buffer[i] = matrix[offset+i];
-//    }
-#else // USE_SERIAL
-  #ifdef SERIAL_USE_MULTI_TRANSACTION
-    mchanged = memcmp((void *)serial_master_buffer,
-		      &matrix[offset], sizeof(serial_master_buffer));
-  #endif
-    memcpy((void *)serial_master_buffer,
-	   &matrix[offset], sizeof(serial_master_buffer));
-#endif
-
-#ifdef USE_MATRIX_I2C
-    if( i2c_transaction() ) {
-#else // USE_SERIAL
-    if( serial_transaction(mchanged) ) {
-#endif
-        // turn on the indicator led when halves are disconnected
-        writePinLow(D5);
-
-        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
-        writePinHigh(D5);
-        error_count = 0;
-    }
-    matrix_scan_quantum();
-    return ret;
-}
-
-void matrix_slave_scan(void) {
-    _matrix_scan();
-
-    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
-
-#ifdef USE_MATRIX_I2C
-    for (int i = 0; i < ROWS_PER_HAND; ++i) {
-        /* i2c_slave_buffer[i] = matrix[offset+i]; */
-        i2c_slave_buffer[i] = matrix[offset+i];
-    }
-#else // USE_SERIAL
-  #ifdef SERIAL_USE_MULTI_TRANSACTION
-    int change = 0;
-  #endif
-    for (int i = 0; i < ROWS_PER_HAND; ++i) {
-  #ifdef SERIAL_USE_MULTI_TRANSACTION
-        if( serial_slave_buffer[i] != matrix[offset+i] )
-	    change = 1;
-  #endif
-        serial_slave_buffer[i] = matrix[offset+i];
-    }
-  #ifdef SERIAL_USE_MULTI_TRANSACTION
-    slave_buffer_change_count += change;
-  #endif
-#endif
-}
-
-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);
-}
diff --git a/keyboards/zinc/rev1/rev1.c b/keyboards/zinc/rev1/rev1.c
index 2ce08a07c4..a9c2cfdbac 100644
--- a/keyboards/zinc/rev1/rev1.c
+++ b/keyboards/zinc/rev1/rev1.c
@@ -3,4 +3,3 @@
 void matrix_init_kb(void) {
 	matrix_init_user();
 };
-
diff --git a/keyboards/zinc/rev1/rev1.h b/keyboards/zinc/rev1/rev1.h
index aa1c408b0b..1bf2c565ae 100644
--- a/keyboards/zinc/rev1/rev1.h
+++ b/keyboards/zinc/rev1/rev1.h
@@ -1,22 +1,7 @@
 #pragma once
 
-#include "../zinc.h"
-
 #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
-
 // Standard Keymap
 // (TRRS jack on both halves are to the left side)
 #define LAYOUT( \
diff --git a/keyboards/zinc/rev1/rules.mk b/keyboards/zinc/rev1/rules.mk
index e78b9258d7..d38a618090 100644
--- a/keyboards/zinc/rev1/rules.mk
+++ b/keyboards/zinc/rev1/rules.mk
@@ -1,4 +1 @@
-SRC += rev1/matrix.c
-SRC += rev1/split_util.c
-SRC += rev1/split_scomm.c
-SRC += ws2812.c
+SPLIT_KEYBOARD = yes
diff --git a/keyboards/zinc/rev1/serial_config.h b/keyboards/zinc/rev1/serial_config.h
deleted file mode 100644
index 9fb5dfc671..0000000000
--- a/keyboards/zinc/rev1/serial_config.h
+++ /dev/null
@@ -1,18 +0,0 @@
-#ifndef SOFT_SERIAL_CONFIG_H
-#define SOFT_SERIAL_CONFIG_H
-
-#ifndef SOFT_SERIAL_PIN
-/* Soft Serial defines */
-#define SOFT_SERIAL_PIN D2
-//  OPTIONAL: #define SELECT_SOFT_SERIAL_SPEED ? // ? = 1,2,3,4,5
-//                                               //  1: about 137kbps (default)
-//                                               //  2: about 75kbps
-//                                               //  3: about 39kbps
-//                                               //  4: about 26kbps
-//                                               //  5: about 20kbps
-#endif
-
-//// USE flexible API (using multi-type transaction function)
-#define SERIAL_USE_MULTI_TRANSACTION
-
-#endif /* SOFT_SERIAL_CONFIG_H */
diff --git a/keyboards/zinc/rev1/serial_config_simpleapi.h b/keyboards/zinc/rev1/serial_config_simpleapi.h
deleted file mode 100644
index e2d22a41e7..0000000000
--- a/keyboards/zinc/rev1/serial_config_simpleapi.h
+++ /dev/null
@@ -1,8 +0,0 @@
-#ifndef SERIAL_CONFIG_SIMPLEAPI_H
-#define SERIAL_CONFIG_SIMPLEAPI_H
-
-#undef SERIAL_USE_MULTI_TRANSACTION
-#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
-#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
-
-#endif // SERIAL_CONFIG_SIMPLEAPI_H
diff --git a/keyboards/zinc/rev1/split_scomm.c b/keyboards/zinc/rev1/split_scomm.c
deleted file mode 100644
index 50d233ce9a..0000000000
--- a/keyboards/zinc/rev1/split_scomm.c
+++ /dev/null
@@ -1,95 +0,0 @@
-#ifdef USE_SERIAL
-#ifdef SERIAL_USE_MULTI_TRANSACTION
-/* --- USE flexible API (using multi-type transaction function) --- */
-
-#include <stdbool.h>
-#include <stdint.h>
-#include <stddef.h>
-#include <split_scomm.h>
-#include "serial.h"
-#ifdef SERIAL_DEBUG_MODE
-#include <avr/io.h>
-#endif
-#ifdef CONSOLE_ENABLE
-  #include <print.h>
-#endif
-
-uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
-uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
-uint8_t volatile status_com = 0;
-uint8_t volatile status1 = 0;
-uint8_t slave_buffer_change_count = 0;
-uint8_t s_change_old = 0xff;
-uint8_t s_change_new = 0xff;
-
-SSTD_t transactions[] = {
-#define GET_SLAVE_STATUS 0
-    /* master buffer not changed, only recive slave_buffer_change_count */
-    { (uint8_t *)&status_com,
-      0, NULL,
-      sizeof(slave_buffer_change_count), &slave_buffer_change_count,
-    },
-#define PUT_MASTER_GET_SLAVE_STATUS 1
-    /* master buffer changed need send, and recive slave_buffer_change_count  */
-    { (uint8_t *)&status_com,
-      sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
-      sizeof(slave_buffer_change_count), &slave_buffer_change_count,
-    },
-#define GET_SLAVE_BUFFER 2
-    /* recive serial_slave_buffer */
-    { (uint8_t *)&status1,
-      0, NULL,
-      sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
-    }
-};
-
-void serial_master_init(void)
-{
-    soft_serial_initiator_init(transactions, TID_LIMIT(transactions));
-}
-
-void serial_slave_init(void)
-{
-    soft_serial_target_init(transactions, TID_LIMIT(transactions));
-}
-
-// 0 => no error
-// 1 => slave did not respond
-// 2 => checksum error
-int serial_update_buffers(int master_update)
-{
-    int status, smatstatus;
-    static int need_retry = 0;
-
-    if( s_change_old != s_change_new ) {
-        smatstatus = soft_serial_transaction(GET_SLAVE_BUFFER);
-        if( smatstatus == TRANSACTION_END ) {
-            s_change_old = s_change_new;
-#ifdef CONSOLE_ENABLE
-            uprintf("slave matrix = %b %b %b %b %b\n",
-                    serial_slave_buffer[0], serial_slave_buffer[1],
-                    serial_slave_buffer[2], serial_slave_buffer[3],
-                    serial_slave_buffer[4] );
-#endif
-        }
-    } else {
-        // serial_slave_buffer dosen't change
-        smatstatus = TRANSACTION_END; // dummy status
-    }
-
-    if( !master_update && !need_retry) {
-        status = soft_serial_transaction(GET_SLAVE_STATUS);
-    } else {
-        status = soft_serial_transaction(PUT_MASTER_GET_SLAVE_STATUS);
-    }
-    if( status == TRANSACTION_END ) {
-        s_change_new = slave_buffer_change_count;
-        need_retry = 0;
-    } else {
-        need_retry = 1;
-    }
-    return smatstatus;
-}
-
-#endif // SERIAL_USE_MULTI_TRANSACTION
-#endif /* USE_SERIAL */
diff --git a/keyboards/zinc/rev1/split_scomm.h b/keyboards/zinc/rev1/split_scomm.h
deleted file mode 100644
index 873d8939d8..0000000000
--- a/keyboards/zinc/rev1/split_scomm.h
+++ /dev/null
@@ -1,24 +0,0 @@
-#ifndef SPLIT_COMM_H
-#define SPLIT_COMM_H
-
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-/* --- USE Simple API (OLD API, compatible with let's split serial.c) --- */
-#include "serial.h"
-
-#else
-/* --- USE flexible API (using multi-type transaction function) --- */
-// Buffers for master - slave communication
-#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
-#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
-
-extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
-extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
-extern uint8_t slave_buffer_change_count;
-
-void serial_master_init(void);
-void serial_slave_init(void);
-int serial_update_buffers(int master_changed);
-
-#endif
-
-#endif /* SPLIT_COMM_H */
diff --git a/keyboards/zinc/rev1/split_util.c b/keyboards/zinc/rev1/split_util.c
deleted file mode 100644
index e1ff8b4379..0000000000
--- a/keyboards/zinc/rev1/split_util.c
+++ /dev/null
@@ -1,70 +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"
-
-#ifdef USE_MATRIX_I2C
-#  include "i2c.h"
-#else
-#  include "split_scomm.h"
-#endif
-
-volatile bool isLeftHand = true;
-
-static void setup_handedness(void) {
-  #ifdef EE_HANDS
-    isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
-  #else
-    // I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
-    #if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
-      isLeftHand = !has_usb();
-    #else
-      isLeftHand = has_usb();
-    #endif
-  #endif
-}
-
-static void keyboard_master_setup(void) {
-
-#ifdef USE_MATRIX_I2C
-    i2c_master_init();
-#else
-    serial_master_init();
-#endif
-}
-
-static void keyboard_slave_setup(void) {
-
-#ifdef USE_MATRIX_I2C
-    i2c_slave_init(SLAVE_I2C_ADDRESS);
-#else
-    serial_slave_init();
-#endif
-}
-
-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();
-}
diff --git a/keyboards/zinc/rev1/split_util.h b/keyboards/zinc/rev1/split_util.h
deleted file mode 100644
index 687ca19bd3..0000000000
--- a/keyboards/zinc/rev1/split_util.h
+++ /dev/null
@@ -1,19 +0,0 @@
-#ifndef SPLIT_KEYBOARD_UTIL_H
-#define SPLIT_KEYBOARD_UTIL_H
-
-#include <stdbool.h>
-#include "eeconfig.h"
-
-#define SLAVE_I2C_ADDRESS           0x32
-
-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);
-
-void matrix_master_OLED_init (void);
-
-#endif
diff --git a/keyboards/zinc/reva/config.h b/keyboards/zinc/reva/config.h
index 8eeb154acc..e94ffb7c65 100644
--- a/keyboards/zinc/reva/config.h
+++ b/keyboards/zinc/reva/config.h
@@ -30,9 +30,8 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 #define TAPPING_TERM 100
 
 /* Use I2C or Serial */
-//#define USE_I2C
 #define USE_SERIAL
-//#define USE_MATRIX_I2C
+#define SOFT_SERIAL_PIN D2
 
 /* Select hand configuration */
 #define MASTER_LEFT
@@ -41,18 +40,14 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 /* key matrix size */
 // Rows are doubled-up
-  #define MATRIX_ROWS 8
-  #define MATRIX_ROW_PINS { D4, C6, D7, E6 }
+#define MATRIX_ROWS 8
+#define MATRIX_ROW_PINS { D4, C6, D7, E6 }
 
 // wiring of each half
 #define MATRIX_COLS 6
 #define MATRIX_COL_PINS { F4, F5, F6, F7, B1, B3}
 
-/* define if matrix has ghost */
-//#define MATRIX_HAS_GHOST
-
-/* number of backlight levels */
-// #define BACKLIGHT_LEVELS 3
+#define DIODE_DIRECTION COL2ROW
 
 /* Set 0 if debouncing isn't needed */
 #define DEBOUNCE 5
@@ -64,25 +59,44 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
 
 /* ws2812 RGB LED */
 #define RGB_DI_PIN D3
-#define RGBLIGHT_TIMER
-//#define RGBLED_NUM 24    // Number of LEDs. see ./keymaps/default/config.h
-#define ws2812_PORTREG  PORTD
-#define ws2812_DDRREG   DDRD
 
 // RGB LED support
 //#define RGBLIGHT_ANIMATIONS : see ./rules.mk: LED_ANIMATIONS = yes or no
 //    see ./rules.mk: LED_BACK_ENABLE or LED_UNDERGLOW_ENABLE set yes
-#ifdef RGBLED_BACK
-  #define RGBLED_NUM 24
-#else
-  #define RGBLED_NUM 6
+#ifdef RGBLIGHT_ENABLE
+  #define RGBLIGHT_SPLIT
+  #ifdef RGBLED_BACK
+    #ifdef RGBLED_CONT
+      #define RGBLED_NUM 48
+      #define RGBLED_SPLIT { 24, 24 }
+    #else
+      #define RGBLED_NUM 24
+    #endif
+  #else
+    #ifdef RGBLED_BOTH
+      #ifdef RGBLED_CONT
+        #define RGBLED_NUM 60
+        #define RGBLED_SPLIT { 30, 30 }
+//      #define RGBLIGHT_LED_MAP {0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,28,29}
+      #else
+        #define RGBLED_NUM 30
+      #endif
+    #else
+      #ifdef RGBLED_CONT
+        #define RGBLED_NUM 12
+        #define RGBLED_SPLIT { 6, 6 }
+      #else
+        #define RGBLED_NUM 6
+      #endif
+    #endif
+  #endif
 #endif
 
 #ifndef IOS_DEVICE_ENABLE
-  #if RGBLED_NUM <= 6
+  #if (RGBLED_NUM <= 6) || (defined(RGBLED_CONT) && (RGBLED_NUM <= 12))
     #define RGBLIGHT_LIMIT_VAL 255
   #else
-    #if RGBLED_NUM <= 16
+    #if (RGBLED_NUM <= 16) || (defined(RGBLED_CONT) && (RGBLED_NUM <= 32))
       #define RGBLIGHT_LIMIT_VAL 130
     #else
       #define RGBLIGHT_LIMIT_VAL 120
@@ -90,10 +104,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
   #endif
   #define RGBLIGHT_VAL_STEP 17
 #else
-  #if RGBLED_NUM <= 6
+  #if (RGBLED_NUM <= 6) || (defined(RGBLED_CONT) && (RGBLED_NUM <= 12))
     #define RGBLIGHT_LIMIT_VAL 90
   #else
-    #if RGBLED_NUM <= 16
+    #if (RGBLED_NUM <= 16) || (defined(RGBLED_CONT) && (RGBLED_NUM <= 32))
       #define RGBLIGHT_LIMIT_VAL 45
     #else
       #define RGBLIGHT_LIMIT_VAL 35
diff --git a/keyboards/zinc/reva/matrix.c b/keyboards/zinc/reva/matrix.c
deleted file mode 100644
index 5b58500db8..0000000000
--- a/keyboards/zinc/reva/matrix.c
+++ /dev/null
@@ -1,357 +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 <string.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 "quantum.h"
-
-#ifdef USE_MATRIX_I2C
-#  include "i2c.h"
-#else // USE_SERIAL
-#  include "split_scomm.h"
-#endif
-
-#ifndef DEBOUNCE
-#  define DEBOUNCE	5
-#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();
-
-    setPinOutput(B0);
-    setPinOutput(D5);
-    writePinHigh(B0);
-    writePinHigh(D5);
-
-    // 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();
-
-    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];
-            }
-        }
-    }
-
-    return 1;
-}
-
-#ifdef USE_MATRIX_I2C
-
-// Get rows from other half over i2c
-int i2c_transaction(void) {
-    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
-
-    int err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_WRITE);
-    if (err) goto i2c_error;
-
-    // start of matrix stored at 0x00
-    err = i2c_master_write(0x00);
-    if (err) goto i2c_error;
-
-    // Start read
-    err = i2c_master_start(SLAVE_I2C_ADDRESS + I2C_READ);
-    if (err) goto i2c_error;
-
-    if (!err) {
-        int i;
-        for (i = 0; i < ROWS_PER_HAND-1; ++i) {
-            matrix[slaveOffset+i] = i2c_master_read(I2C_ACK);
-        }
-        matrix[slaveOffset+i] = i2c_master_read(I2C_NACK);
-        i2c_master_stop();
-    } else {
-i2c_error: // the cable is disconnceted, or something else went wrong
-        i2c_reset_state();
-        return err;
-    }
-
-    return 0;
-}
-
-#else // USE_SERIAL
-
-int serial_transaction(int master_changed) {
-    int slaveOffset = (isLeftHand) ? (ROWS_PER_HAND) : 0;
-#ifdef SERIAL_USE_MULTI_TRANSACTION
-    int ret=serial_update_buffers(master_changed);
-#else
-    int ret=serial_update_buffers();
-#endif
-    if (ret ) {
-        if(ret==2) writePinLow(B0);
-        return 1;
-    }
-    writePinHigh(B0);
-    memcpy(&matrix[slaveOffset],
-        (void *)serial_slave_buffer, sizeof(serial_slave_buffer));
-    return 0;
-}
-#endif
-
-uint8_t matrix_scan(void)
-{
-    if (is_master) {
-        matrix_master_scan();
-    }else{
-        matrix_slave_scan();
-        int offset = (isLeftHand) ? ROWS_PER_HAND : 0;
-        memcpy(&matrix[offset],
-               (void *)serial_master_buffer, sizeof(serial_master_buffer));
-        matrix_scan_quantum();
-    }
-    return 1;
-}
-
-
-uint8_t matrix_master_scan(void) {
-
-    int ret = _matrix_scan();
-    int mchanged = 1;
-    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
-
-#ifdef USE_MATRIX_I2C
-//    for (int i = 0; i < ROWS_PER_HAND; ++i) {
-        /* i2c_slave_buffer[i] = matrix[offset+i]; */
-//        i2c_slave_buffer[i] = matrix[offset+i];
-//    }
-#else // USE_SERIAL
-  #ifdef SERIAL_USE_MULTI_TRANSACTION
-    mchanged = memcmp((void *)serial_master_buffer,
-		      &matrix[offset], sizeof(serial_master_buffer));
-  #endif
-    memcpy((void *)serial_master_buffer,
-	   &matrix[offset], sizeof(serial_master_buffer));
-#endif
-
-#ifdef USE_MATRIX_I2C
-    if( i2c_transaction() ) {
-#else // USE_SERIAL
-    if( serial_transaction(mchanged) ) {
-#endif
-        // turn on the indicator led when halves are disconnected
-        writePinLow(D5);
-
-        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
-        writePinHigh(D5);
-        error_count = 0;
-    }
-    matrix_scan_quantum();
-    return ret;
-}
-
-void matrix_slave_scan(void) {
-    _matrix_scan();
-
-    int offset = (isLeftHand) ? 0 : ROWS_PER_HAND;
-
-#ifdef USE_MATRIX_I2C
-    for (int i = 0; i < ROWS_PER_HAND; ++i) {
-        /* i2c_slave_buffer[i] = matrix[offset+i]; */
-        i2c_slave_buffer[i] = matrix[offset+i];
-    }
-#else // USE_SERIAL
-  #ifdef SERIAL_USE_MULTI_TRANSACTION
-    int change = 0;
-  #endif
-    for (int i = 0; i < ROWS_PER_HAND; ++i) {
-  #ifdef SERIAL_USE_MULTI_TRANSACTION
-        if( serial_slave_buffer[i] != matrix[offset+i] )
-	    change = 1;
-  #endif
-        serial_slave_buffer[i] = matrix[offset+i];
-    }
-  #ifdef SERIAL_USE_MULTI_TRANSACTION
-    slave_buffer_change_count += change;
-  #endif
-#endif
-}
-
-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);
-}
diff --git a/keyboards/zinc/reva/reva.c b/keyboards/zinc/reva/reva.c
index 2ce08a07c4..a9c2cfdbac 100644
--- a/keyboards/zinc/reva/reva.c
+++ b/keyboards/zinc/reva/reva.c
@@ -3,4 +3,3 @@
 void matrix_init_kb(void) {
 	matrix_init_user();
 };
-
diff --git a/keyboards/zinc/reva/reva.h b/keyboards/zinc/reva/reva.h
index aa1c408b0b..1bf2c565ae 100644
--- a/keyboards/zinc/reva/reva.h
+++ b/keyboards/zinc/reva/reva.h
@@ -1,22 +1,7 @@
 #pragma once
 
-#include "../zinc.h"
-
 #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
-
 // Standard Keymap
 // (TRRS jack on both halves are to the left side)
 #define LAYOUT( \
diff --git a/keyboards/zinc/reva/rules.mk b/keyboards/zinc/reva/rules.mk
index 3ea61267a2..83895bdcb8 100644
--- a/keyboards/zinc/reva/rules.mk
+++ b/keyboards/zinc/reva/rules.mk
@@ -1,4 +1 @@
-SRC += reva/matrix.c
-SRC += reva/split_util.c
-SRC += reva/split_scomm.c
-SRC += ws2812.c
+SPLIT_KEYBOARD = yes
\ No newline at end of file
diff --git a/keyboards/zinc/reva/serial_config.h b/keyboards/zinc/reva/serial_config.h
deleted file mode 100644
index 9fb5dfc671..0000000000
--- a/keyboards/zinc/reva/serial_config.h
+++ /dev/null
@@ -1,18 +0,0 @@
-#ifndef SOFT_SERIAL_CONFIG_H
-#define SOFT_SERIAL_CONFIG_H
-
-#ifndef SOFT_SERIAL_PIN
-/* Soft Serial defines */
-#define SOFT_SERIAL_PIN D2
-//  OPTIONAL: #define SELECT_SOFT_SERIAL_SPEED ? // ? = 1,2,3,4,5
-//                                               //  1: about 137kbps (default)
-//                                               //  2: about 75kbps
-//                                               //  3: about 39kbps
-//                                               //  4: about 26kbps
-//                                               //  5: about 20kbps
-#endif
-
-//// USE flexible API (using multi-type transaction function)
-#define SERIAL_USE_MULTI_TRANSACTION
-
-#endif /* SOFT_SERIAL_CONFIG_H */
diff --git a/keyboards/zinc/reva/serial_config_simpleapi.h b/keyboards/zinc/reva/serial_config_simpleapi.h
deleted file mode 100644
index e2d22a41e7..0000000000
--- a/keyboards/zinc/reva/serial_config_simpleapi.h
+++ /dev/null
@@ -1,8 +0,0 @@
-#ifndef SERIAL_CONFIG_SIMPLEAPI_H
-#define SERIAL_CONFIG_SIMPLEAPI_H
-
-#undef SERIAL_USE_MULTI_TRANSACTION
-#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
-#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
-
-#endif // SERIAL_CONFIG_SIMPLEAPI_H
diff --git a/keyboards/zinc/reva/split_scomm.c b/keyboards/zinc/reva/split_scomm.c
deleted file mode 100644
index 50d233ce9a..0000000000
--- a/keyboards/zinc/reva/split_scomm.c
+++ /dev/null
@@ -1,95 +0,0 @@
-#ifdef USE_SERIAL
-#ifdef SERIAL_USE_MULTI_TRANSACTION
-/* --- USE flexible API (using multi-type transaction function) --- */
-
-#include <stdbool.h>
-#include <stdint.h>
-#include <stddef.h>
-#include <split_scomm.h>
-#include "serial.h"
-#ifdef SERIAL_DEBUG_MODE
-#include <avr/io.h>
-#endif
-#ifdef CONSOLE_ENABLE
-  #include <print.h>
-#endif
-
-uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
-uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
-uint8_t volatile status_com = 0;
-uint8_t volatile status1 = 0;
-uint8_t slave_buffer_change_count = 0;
-uint8_t s_change_old = 0xff;
-uint8_t s_change_new = 0xff;
-
-SSTD_t transactions[] = {
-#define GET_SLAVE_STATUS 0
-    /* master buffer not changed, only recive slave_buffer_change_count */
-    { (uint8_t *)&status_com,
-      0, NULL,
-      sizeof(slave_buffer_change_count), &slave_buffer_change_count,
-    },
-#define PUT_MASTER_GET_SLAVE_STATUS 1
-    /* master buffer changed need send, and recive slave_buffer_change_count  */
-    { (uint8_t *)&status_com,
-      sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
-      sizeof(slave_buffer_change_count), &slave_buffer_change_count,
-    },
-#define GET_SLAVE_BUFFER 2
-    /* recive serial_slave_buffer */
-    { (uint8_t *)&status1,
-      0, NULL,
-      sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
-    }
-};
-
-void serial_master_init(void)
-{
-    soft_serial_initiator_init(transactions, TID_LIMIT(transactions));
-}
-
-void serial_slave_init(void)
-{
-    soft_serial_target_init(transactions, TID_LIMIT(transactions));
-}
-
-// 0 => no error
-// 1 => slave did not respond
-// 2 => checksum error
-int serial_update_buffers(int master_update)
-{
-    int status, smatstatus;
-    static int need_retry = 0;
-
-    if( s_change_old != s_change_new ) {
-        smatstatus = soft_serial_transaction(GET_SLAVE_BUFFER);
-        if( smatstatus == TRANSACTION_END ) {
-            s_change_old = s_change_new;
-#ifdef CONSOLE_ENABLE
-            uprintf("slave matrix = %b %b %b %b %b\n",
-                    serial_slave_buffer[0], serial_slave_buffer[1],
-                    serial_slave_buffer[2], serial_slave_buffer[3],
-                    serial_slave_buffer[4] );
-#endif
-        }
-    } else {
-        // serial_slave_buffer dosen't change
-        smatstatus = TRANSACTION_END; // dummy status
-    }
-
-    if( !master_update && !need_retry) {
-        status = soft_serial_transaction(GET_SLAVE_STATUS);
-    } else {
-        status = soft_serial_transaction(PUT_MASTER_GET_SLAVE_STATUS);
-    }
-    if( status == TRANSACTION_END ) {
-        s_change_new = slave_buffer_change_count;
-        need_retry = 0;
-    } else {
-        need_retry = 1;
-    }
-    return smatstatus;
-}
-
-#endif // SERIAL_USE_MULTI_TRANSACTION
-#endif /* USE_SERIAL */
diff --git a/keyboards/zinc/reva/split_scomm.h b/keyboards/zinc/reva/split_scomm.h
deleted file mode 100644
index 873d8939d8..0000000000
--- a/keyboards/zinc/reva/split_scomm.h
+++ /dev/null
@@ -1,24 +0,0 @@
-#ifndef SPLIT_COMM_H
-#define SPLIT_COMM_H
-
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-/* --- USE Simple API (OLD API, compatible with let's split serial.c) --- */
-#include "serial.h"
-
-#else
-/* --- USE flexible API (using multi-type transaction function) --- */
-// Buffers for master - slave communication
-#define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
-#define SERIAL_MASTER_BUFFER_LENGTH MATRIX_ROWS/2
-
-extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
-extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
-extern uint8_t slave_buffer_change_count;
-
-void serial_master_init(void);
-void serial_slave_init(void);
-int serial_update_buffers(int master_changed);
-
-#endif
-
-#endif /* SPLIT_COMM_H */
diff --git a/keyboards/zinc/reva/split_util.c b/keyboards/zinc/reva/split_util.c
deleted file mode 100644
index e1ff8b4379..0000000000
--- a/keyboards/zinc/reva/split_util.c
+++ /dev/null
@@ -1,70 +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"
-
-#ifdef USE_MATRIX_I2C
-#  include "i2c.h"
-#else
-#  include "split_scomm.h"
-#endif
-
-volatile bool isLeftHand = true;
-
-static void setup_handedness(void) {
-  #ifdef EE_HANDS
-    isLeftHand = eeprom_read_byte(EECONFIG_HANDEDNESS);
-  #else
-    // I2C_MASTER_RIGHT is deprecated, use MASTER_RIGHT instead, since this works for both serial and i2c
-    #if defined(I2C_MASTER_RIGHT) || defined(MASTER_RIGHT)
-      isLeftHand = !has_usb();
-    #else
-      isLeftHand = has_usb();
-    #endif
-  #endif
-}
-
-static void keyboard_master_setup(void) {
-
-#ifdef USE_MATRIX_I2C
-    i2c_master_init();
-#else
-    serial_master_init();
-#endif
-}
-
-static void keyboard_slave_setup(void) {
-
-#ifdef USE_MATRIX_I2C
-    i2c_slave_init(SLAVE_I2C_ADDRESS);
-#else
-    serial_slave_init();
-#endif
-}
-
-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();
-}
diff --git a/keyboards/zinc/reva/split_util.h b/keyboards/zinc/reva/split_util.h
deleted file mode 100644
index 687ca19bd3..0000000000
--- a/keyboards/zinc/reva/split_util.h
+++ /dev/null
@@ -1,19 +0,0 @@
-#ifndef SPLIT_KEYBOARD_UTIL_H
-#define SPLIT_KEYBOARD_UTIL_H
-
-#include <stdbool.h>
-#include "eeconfig.h"
-
-#define SLAVE_I2C_ADDRESS           0x32
-
-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);
-
-void matrix_master_OLED_init (void);
-
-#endif
diff --git a/keyboards/zinc/rules.mk b/keyboards/zinc/rules.mk
index 63a8cc8fc3..36e717d60a 100644
--- a/keyboards/zinc/rules.mk
+++ b/keyboards/zinc/rules.mk
@@ -27,12 +27,8 @@ AUDIO_ENABLE = no           # Audio output on port C6
 UNICODE_ENABLE = no         # Unicode
 BLUETOOTH_ENABLE = no       # Enable Bluetooth with the Adafruit EZ-Key HID
 RGBLIGHT_ENABLE = no       # Enable WS2812 RGB underlight.  Do not enable this with audio at the same time.
-SUBPROJECT_rev1 = no
-USE_I2C = yes
-# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
 SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend
 
-CUSTOM_MATRIX = yes
 
 DEFAULT_FOLDER = zinc/rev1
 
diff --git a/keyboards/zinc/serial.c b/keyboards/zinc/serial.c
deleted file mode 100644
index f6293c3dc2..0000000000
--- a/keyboards/zinc/serial.c
+++ /dev/null
@@ -1,589 +0,0 @@
-/*
- * WARNING: be careful changing this code, it is very timing dependent
- *
- * 2018-10-28 checked
- *  avr-gcc 4.9.2
- *  avr-gcc 5.4.0
- *  avr-gcc 7.3.0
- */
-
-#ifndef F_CPU
-#define F_CPU 16000000
-#endif
-
-#include <avr/io.h>
-#include <avr/interrupt.h>
-#include <util/delay.h>
-#include <stddef.h>
-#include <stdbool.h>
-#include "serial.h"
-
-#ifdef SOFT_SERIAL_PIN
-
-#ifdef __AVR_ATmega32U4__
-  // if using ATmega32U4 I2C, can not use PD0 and PD1 in soft serial.
-  #ifdef USE_I2C
-    #if SOFT_SERIAL_PIN == D0 || SOFT_SERIAL_PIN == D1
-      #error Using ATmega32U4 I2C, so can not use PD0, PD1
-    #endif
-  #endif
-
-  #if SOFT_SERIAL_PIN >= D0 && SOFT_SERIAL_PIN <= D3
-    #define SERIAL_PIN_DDR   DDRD
-    #define SERIAL_PIN_PORT  PORTD
-    #define SERIAL_PIN_INPUT PIND
-    #if SOFT_SERIAL_PIN == D0
-      #define SERIAL_PIN_MASK _BV(PD0)
-      #define EIMSK_BIT       _BV(INT0)
-      #define EICRx_BIT       (~(_BV(ISC00) | _BV(ISC01)))
-      #define SERIAL_PIN_INTERRUPT INT0_vect
-    #elif  SOFT_SERIAL_PIN == D1
-      #define SERIAL_PIN_MASK _BV(PD1)
-      #define EIMSK_BIT       _BV(INT1)
-      #define EICRx_BIT       (~(_BV(ISC10) | _BV(ISC11)))
-      #define SERIAL_PIN_INTERRUPT INT1_vect
-    #elif  SOFT_SERIAL_PIN == D2
-      #define SERIAL_PIN_MASK _BV(PD2)
-      #define EIMSK_BIT       _BV(INT2)
-      #define EICRx_BIT       (~(_BV(ISC20) | _BV(ISC21)))
-      #define SERIAL_PIN_INTERRUPT INT2_vect
-    #elif  SOFT_SERIAL_PIN == D3
-      #define SERIAL_PIN_MASK _BV(PD3)
-      #define EIMSK_BIT       _BV(INT3)
-      #define EICRx_BIT       (~(_BV(ISC30) | _BV(ISC31)))
-      #define SERIAL_PIN_INTERRUPT INT3_vect
-    #endif
-  #elif  SOFT_SERIAL_PIN == E6
-    #define SERIAL_PIN_DDR   DDRE
-    #define SERIAL_PIN_PORT  PORTE
-    #define SERIAL_PIN_INPUT PINE
-    #define SERIAL_PIN_MASK  _BV(PE6)
-    #define EIMSK_BIT        _BV(INT6)
-    #define EICRx_BIT        (~(_BV(ISC60) | _BV(ISC61)))
-    #define SERIAL_PIN_INTERRUPT INT6_vect
-  #else
-  #error invalid SOFT_SERIAL_PIN value
-  #endif
-
-#else
- #error serial.c now support ATmega32U4 only
-#endif
-
-//////////////// for backward compatibility ////////////////////////////////
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-/* --- USE Simple API (OLD API, compatible with let's split serial.c) */
-  #if SERIAL_SLAVE_BUFFER_LENGTH > 0
-  uint8_t volatile serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH] = {0};
-  #endif
-  #if SERIAL_MASTER_BUFFER_LENGTH > 0
-  uint8_t volatile serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH] = {0};
-  #endif
-  uint8_t volatile status0 = 0;
-
-SSTD_t transactions[] = {
-    { (uint8_t *)&status0,
-  #if SERIAL_MASTER_BUFFER_LENGTH > 0
-      sizeof(serial_master_buffer), (uint8_t *)serial_master_buffer,
-  #else
-      0, (uint8_t *)NULL,
-  #endif
-  #if SERIAL_SLAVE_BUFFER_LENGTH > 0
-      sizeof(serial_slave_buffer), (uint8_t *)serial_slave_buffer
-  #else
-      0, (uint8_t *)NULL,
-  #endif
-  }
-};
-
-void serial_master_init(void)
-{ soft_serial_initiator_init(transactions, TID_LIMIT(transactions)); }
-
-void serial_slave_init(void)
-{ soft_serial_target_init(transactions, TID_LIMIT(transactions)); }
-
-// 0 => no error
-// 1 => slave did not respond
-// 2 => checksum error
-int serial_update_buffers()
-{
-    int result;
-    result = soft_serial_transaction();
-    return result;
-}
-
-#endif // end of Simple API (OLD API, compatible with let's split serial.c)
-////////////////////////////////////////////////////////////////////////////
-
-#define ALWAYS_INLINE __attribute__((always_inline))
-#define NO_INLINE __attribute__((noinline))
-#define _delay_sub_us(x)    __builtin_avr_delay_cycles(x)
-
-// parity check
-#define ODD_PARITY 1
-#define EVEN_PARITY 0
-#define PARITY EVEN_PARITY
-
-#ifdef SERIAL_DELAY
-  // custom setup in config.h
-  // #define TID_SEND_ADJUST 2
-  // #define SERIAL_DELAY 6             // micro sec
-  // #define READ_WRITE_START_ADJUST 30 // cycles
-  // #define READ_WRITE_WIDTH_ADJUST 8 // cycles
-#else
-// ============ Standard setups ============
-
-#ifndef SELECT_SOFT_SERIAL_SPEED
-#define SELECT_SOFT_SERIAL_SPEED 1
-//  0: about 189kbps
-//  1: about 137kbps (default)
-//  2: about 75kbps
-//  3: about 39kbps
-//  4: about 26kbps
-//  5: about 20kbps
-#endif
-
-#if __GNUC__ < 6
-  #define TID_SEND_ADJUST 14
-#else
-  #define TID_SEND_ADJUST 2
-#endif
-
-#if SELECT_SOFT_SERIAL_SPEED == 0
-  // Very High speed
-  #define SERIAL_DELAY 4             // micro sec
-  #if __GNUC__ < 6
-    #define READ_WRITE_START_ADJUST 33 // cycles
-    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
-  #else
-    #define READ_WRITE_START_ADJUST 34 // cycles
-    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
-  #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 1
-  // High speed
-  #define SERIAL_DELAY 6             // micro sec
-  #if __GNUC__ < 6
-    #define READ_WRITE_START_ADJUST 30 // cycles
-    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
-  #else
-    #define READ_WRITE_START_ADJUST 33 // cycles
-    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
-  #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 2
-  // Middle speed
-  #define SERIAL_DELAY 12            // micro sec
-  #define READ_WRITE_START_ADJUST 30 // cycles
-  #if __GNUC__ < 6
-    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
-  #else
-    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
-  #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 3
-  // Low speed
-  #define SERIAL_DELAY 24            // micro sec
-  #define READ_WRITE_START_ADJUST 30 // cycles
-  #if __GNUC__ < 6
-    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
-  #else
-    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
-  #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 4
-  // Very Low speed
-  #define SERIAL_DELAY 36            // micro sec
-  #define READ_WRITE_START_ADJUST 30 // cycles
-  #if __GNUC__ < 6
-    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
-  #else
-    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
-  #endif
-#elif SELECT_SOFT_SERIAL_SPEED == 5
-  // Ultra Low speed
-  #define SERIAL_DELAY 48            // micro sec
-  #define READ_WRITE_START_ADJUST 30 // cycles
-  #if __GNUC__ < 6
-    #define READ_WRITE_WIDTH_ADJUST 3 // cycles
-  #else
-    #define READ_WRITE_WIDTH_ADJUST 7 // cycles
-  #endif
-#else
-#error invalid SELECT_SOFT_SERIAL_SPEED value
-#endif /* SELECT_SOFT_SERIAL_SPEED */
-#endif /* SERIAL_DELAY */
-
-#define SERIAL_DELAY_HALF1 (SERIAL_DELAY/2)
-#define SERIAL_DELAY_HALF2 (SERIAL_DELAY - SERIAL_DELAY/2)
-
-#define SLAVE_INT_WIDTH_US 1
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-  #define SLAVE_INT_RESPONSE_TIME SERIAL_DELAY
-#else
-  #define SLAVE_INT_ACK_WIDTH_UNIT 2
-  #define SLAVE_INT_ACK_WIDTH 4
-#endif
-
-static SSTD_t *Transaction_table = NULL;
-static uint8_t Transaction_table_size = 0;
-
-inline static void serial_delay(void) ALWAYS_INLINE;
-inline static
-void serial_delay(void) {
-  _delay_us(SERIAL_DELAY);
-}
-
-inline static void serial_delay_half1(void) ALWAYS_INLINE;
-inline static
-void serial_delay_half1(void) {
-  _delay_us(SERIAL_DELAY_HALF1);
-}
-
-inline static void serial_delay_half2(void) ALWAYS_INLINE;
-inline static
-void serial_delay_half2(void) {
-  _delay_us(SERIAL_DELAY_HALF2);
-}
-
-inline static void serial_output(void) ALWAYS_INLINE;
-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) ALWAYS_INLINE;
-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) ALWAYS_INLINE;
-inline static
-uint8_t serial_read_pin(void) {
-  return !!(SERIAL_PIN_INPUT & SERIAL_PIN_MASK);
-}
-
-inline static void serial_low(void) ALWAYS_INLINE;
-inline static
-void serial_low(void) {
-  SERIAL_PIN_PORT &= ~SERIAL_PIN_MASK;
-}
-
-inline static void serial_high(void) ALWAYS_INLINE;
-inline static
-void serial_high(void) {
-  SERIAL_PIN_PORT |= SERIAL_PIN_MASK;
-}
-
-void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size)
-{
-    Transaction_table = sstd_table;
-    Transaction_table_size = (uint8_t)sstd_table_size;
-    serial_output();
-    serial_high();
-}
-
-void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size)
-{
-    Transaction_table = sstd_table;
-    Transaction_table_size = (uint8_t)sstd_table_size;
-    serial_input_with_pullup();
-
-    // Enable INT0-INT3,INT6
-    EIMSK |= EIMSK_BIT;
-#if SERIAL_PIN_MASK == _BV(PE6)
-    // Trigger on falling edge of INT6
-    EICRB &= EICRx_BIT;
-#else
-    // Trigger on falling edge of INT0-INT3
-    EICRA &= EICRx_BIT;
-#endif
-}
-
-// Used by the sender to synchronize timing with the reciver.
-static void sync_recv(void) NO_INLINE;
-static
-void sync_recv(void) {
-  for (uint8_t i = 0; i < SERIAL_DELAY*5 && serial_read_pin(); i++ ) {
-  }
-  // This shouldn't hang if the target disconnects because the
-  // serial line will float to high if the target does disconnect.
-  while (!serial_read_pin());
-}
-
-// Used by the reciver to send a synchronization signal to the sender.
-static void sync_send(void) NO_INLINE;
-static
-void sync_send(void) {
-  serial_low();
-  serial_delay();
-  serial_high();
-}
-
-// Reads a byte from the serial line
-static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) NO_INLINE;
-static uint8_t serial_read_chunk(uint8_t *pterrcount, uint8_t bit) {
-    uint8_t byte, i, p, pb;
-
-  _delay_sub_us(READ_WRITE_START_ADJUST);
-  for( i = 0, byte = 0, p = PARITY; i < bit; i++ ) {
-      serial_delay_half1();   // read the middle of pulses
-      if( serial_read_pin() ) {
-          byte = (byte << 1) | 1; p ^= 1;
-      } else {
-          byte = (byte << 1) | 0; p ^= 0;
-      }
-      _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
-      serial_delay_half2();
-  }
-  /* recive parity bit */
-  serial_delay_half1();   // read the middle of pulses
-  pb = serial_read_pin();
-  _delay_sub_us(READ_WRITE_WIDTH_ADJUST);
-  serial_delay_half2();
-
-  *pterrcount += (p != pb)? 1 : 0;
-
-  return byte;
-}
-
-// Sends a byte with MSB ordering
-void serial_write_chunk(uint8_t data, uint8_t bit) NO_INLINE;
-void serial_write_chunk(uint8_t data, uint8_t bit) {
-    uint8_t b, p;
-    for( p = PARITY, b = 1<<(bit-1); b ; b >>= 1) {
-        if(data & b) {
-            serial_high(); p ^= 1;
-        } else {
-            serial_low();  p ^= 0;
-        }
-        serial_delay();
-    }
-    /* send parity bit */
-    if(p & 1) { serial_high(); }
-    else      { serial_low(); }
-    serial_delay();
-
-    serial_low(); // sync_send() / senc_recv() need raise edge
-}
-
-static void serial_send_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
-static
-void serial_send_packet(uint8_t *buffer, uint8_t size) {
-  for (uint8_t i = 0; i < size; ++i) {
-    uint8_t data;
-    data = buffer[i];
-    sync_send();
-    serial_write_chunk(data,8);
-  }
-}
-
-static uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) NO_INLINE;
-static
-uint8_t serial_recive_packet(uint8_t *buffer, uint8_t size) {
-  uint8_t pecount = 0;
-  for (uint8_t i = 0; i < size; ++i) {
-    uint8_t data;
-    sync_recv();
-    data = serial_read_chunk(&pecount, 8);
-    buffer[i] = data;
-  }
-  return pecount == 0;
-}
-
-inline static
-void change_sender2reciver(void) {
-    sync_send();          //0
-    serial_delay_half1(); //1
-    serial_low();         //2
-    serial_input_with_pullup(); //2
-    serial_delay_half1(); //3
-}
-
-inline static
-void change_reciver2sender(void) {
-    sync_recv();     //0
-    serial_delay();  //1
-    serial_low();    //3
-    serial_output(); //3
-    serial_delay_half1(); //4
-}
-
-static inline uint8_t nibble_bits_count(uint8_t bits)
-{
-    bits = (bits & 0x5) + (bits >> 1 & 0x5);
-    bits = (bits & 0x3) + (bits >> 2 & 0x3);
-    return bits;
-}
-
-// interrupt handle to be used by the target device
-ISR(SERIAL_PIN_INTERRUPT) {
-
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-  serial_low();
-  serial_output();
-  SSTD_t *trans = Transaction_table;
-#else
-  // recive transaction table index
-  uint8_t tid, bits;
-  uint8_t pecount = 0;
-  sync_recv();
-  bits = serial_read_chunk(&pecount,7);
-  tid = bits>>3;
-  bits = (bits&7) != nibble_bits_count(tid);
-  if( bits || pecount> 0 || tid > Transaction_table_size ) {
-      return;
-  }
-  serial_delay_half1();
-
-  serial_high(); // response step1 low->high
-  serial_output();
-  _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT*SLAVE_INT_ACK_WIDTH);
-  SSTD_t *trans = &Transaction_table[tid];
-  serial_low(); // response step2 ack high->low
-#endif
-
-  // target send phase
-  if( trans->target2initiator_buffer_size > 0 )
-      serial_send_packet((uint8_t *)trans->target2initiator_buffer,
-                         trans->target2initiator_buffer_size);
-  // target switch to input
-  change_sender2reciver();
-
-  // target recive phase
-  if( trans->initiator2target_buffer_size > 0 ) {
-      if (serial_recive_packet((uint8_t *)trans->initiator2target_buffer,
-                               trans->initiator2target_buffer_size) ) {
-          *trans->status = TRANSACTION_ACCEPTED;
-      } else {
-          *trans->status = TRANSACTION_DATA_ERROR;
-      }
-  } else {
-      *trans->status = TRANSACTION_ACCEPTED;
-  }
-
-  sync_recv(); //weit initiator output to high
-}
-
-/////////
-//  start transaction by initiator
-//
-// int  soft_serial_transaction(int sstd_index)
-//
-// Returns:
-//    TRANSACTION_END
-//    TRANSACTION_NO_RESPONSE
-//    TRANSACTION_DATA_ERROR
-// this code is very time dependent, so we need to disable interrupts
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-int  soft_serial_transaction(void) {
-  SSTD_t *trans = Transaction_table;
-#else
-int  soft_serial_transaction(int sstd_index) {
-  if( sstd_index > Transaction_table_size )
-      return TRANSACTION_TYPE_ERROR;
-  SSTD_t *trans = &Transaction_table[sstd_index];
-#endif
-  cli();
-
-  // signal to the target that we want to start a transaction
-  serial_output();
-  serial_low();
-  _delay_us(SLAVE_INT_WIDTH_US);
-
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-  // wait for the target response
-  serial_input_with_pullup();
-  _delay_us(SLAVE_INT_RESPONSE_TIME);
-
-  // check if the target is present
-  if (serial_read_pin()) {
-    // target failed to pull the line low, assume not present
-    serial_output();
-    serial_high();
-    *trans->status = TRANSACTION_NO_RESPONSE;
-    sei();
-    return TRANSACTION_NO_RESPONSE;
-  }
-
-#else
-  // send transaction table index
-  int tid = (sstd_index<<3) | (7 & nibble_bits_count(sstd_index));
-  sync_send();
-  _delay_sub_us(TID_SEND_ADJUST);
-  serial_write_chunk(tid, 7);
-  serial_delay_half1();
-
-  // wait for the target response (step1 low->high)
-  serial_input_with_pullup();
-  while( !serial_read_pin() ) {
-      _delay_sub_us(2);
-  }
-
-  // check if the target is present (step2 high->low)
-  for( int i = 0; serial_read_pin(); i++ ) {
-      if (i > SLAVE_INT_ACK_WIDTH + 1) {
-          // slave failed to pull the line low, assume not present
-          serial_output();
-          serial_high();
-          *trans->status = TRANSACTION_NO_RESPONSE;
-          sei();
-          return TRANSACTION_NO_RESPONSE;
-      }
-      _delay_sub_us(SLAVE_INT_ACK_WIDTH_UNIT);
-  }
-#endif
-
-  // initiator recive phase
-  // if the target is present syncronize with it
-  if( trans->target2initiator_buffer_size > 0 ) {
-      if (!serial_recive_packet((uint8_t *)trans->target2initiator_buffer,
-                                trans->target2initiator_buffer_size) ) {
-          serial_output();
-          serial_high();
-          *trans->status = TRANSACTION_DATA_ERROR;
-          sei();
-          return TRANSACTION_DATA_ERROR;
-      }
-   }
-
-  // initiator switch to output
-  change_reciver2sender();
-
-  // initiator send phase
-  if( trans->initiator2target_buffer_size > 0 ) {
-      serial_send_packet((uint8_t *)trans->initiator2target_buffer,
-                         trans->initiator2target_buffer_size);
-  }
-
-  // always, release the line when not in use
-  sync_send();
-
-  *trans->status = TRANSACTION_END;
-  sei();
-  return TRANSACTION_END;
-}
-
-#ifdef SERIAL_USE_MULTI_TRANSACTION
-int soft_serial_get_and_clean_status(int sstd_index) {
-    SSTD_t *trans = &Transaction_table[sstd_index];
-    cli();
-    int retval = *trans->status;
-    *trans->status = 0;;
-    sei();
-    return retval;
-}
-#endif
-
-#endif
-
-// Helix serial.c history
-//   2018-1-29 fork from let's split and add PD2, modify sync_recv() (#2308, bceffdefc)
-//   2018-6-28 bug fix master to slave comm and speed up (#3255, 1038bbef4)
-//             (adjusted with avr-gcc 4.9.2)
-//   2018-7-13 remove USE_SERIAL_PD2 macro (#3374, f30d6dd78)
-//             (adjusted with avr-gcc 4.9.2)
-//   2018-8-11 add support multi-type transaction (#3608, feb5e4aae)
-//             (adjusted with avr-gcc 4.9.2)
-//   2018-10-21 fix serial and RGB animation conflict (#4191, 4665e4fff)
-//             (adjusted with avr-gcc 7.3.0)
-//   2018-10-28 re-adjust compiler depend value of delay (#4269, 8517f8a66)
-//             (adjusted with avr-gcc 5.4.0, 7.3.0)
diff --git a/keyboards/zinc/serial.h b/keyboards/zinc/serial.h
deleted file mode 100644
index 7e0c0847a4..0000000000
--- a/keyboards/zinc/serial.h
+++ /dev/null
@@ -1,84 +0,0 @@
-#ifndef SOFT_SERIAL_H
-#define SOFT_SERIAL_H
-
-#include <stdbool.h>
-
-// /////////////////////////////////////////////////////////////////
-// Need Soft Serial defines in config.h
-// /////////////////////////////////////////////////////////////////
-// ex.
-//  #define SOFT_SERIAL_PIN ??   // ?? = D0,D1,D2,D3,E6
-//  OPTIONAL: #define SELECT_SOFT_SERIAL_SPEED ? // ? = 1,2,3,4,5
-//                                               //  1: about 137kbps (default)
-//                                               //  2: about 75kbps
-//                                               //  3: about 39kbps
-//                                               //  4: about 26kbps
-//                                               //  5: about 20kbps
-//
-// //// USE Simple API (OLD API, compatible with let's split serial.c)
-// ex.
-//  #define SERIAL_SLAVE_BUFFER_LENGTH MATRIX_ROWS/2
-//  #define SERIAL_MASTER_BUFFER_LENGTH 1
-//
-// //// USE flexible API (using multi-type transaction function)
-//  #define SERIAL_USE_MULTI_TRANSACTION
-//
-// /////////////////////////////////////////////////////////////////
-
-
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-/* --- USE Simple API (OLD API, compatible with let's split serial.c) */
-#if SERIAL_SLAVE_BUFFER_LENGTH > 0
-extern volatile uint8_t serial_slave_buffer[SERIAL_SLAVE_BUFFER_LENGTH];
-#endif
-#if SERIAL_MASTER_BUFFER_LENGTH > 0
-extern volatile uint8_t serial_master_buffer[SERIAL_MASTER_BUFFER_LENGTH];
-#endif
-
-void serial_master_init(void);
-void serial_slave_init(void);
-int serial_update_buffers(void);
-
-#endif // USE Simple API
-
-// Soft Serial Transaction Descriptor
-typedef struct _SSTD_t  {
-    uint8_t *status;
-    uint8_t initiator2target_buffer_size;
-    uint8_t *initiator2target_buffer;
-    uint8_t target2initiator_buffer_size;
-    uint8_t *target2initiator_buffer;
-} SSTD_t;
-#define TID_LIMIT( table ) (sizeof(table) / sizeof(SSTD_t))
-
-// initiator is transaction start side
-void soft_serial_initiator_init(SSTD_t *sstd_table, int sstd_table_size);
-// target is interrupt accept side
-void soft_serial_target_init(SSTD_t *sstd_table, int sstd_table_size);
-
-// initiator resullt
-#define TRANSACTION_END 0
-#define TRANSACTION_NO_RESPONSE 0x1
-#define TRANSACTION_DATA_ERROR  0x2
-#define TRANSACTION_TYPE_ERROR  0x4
-#ifndef SERIAL_USE_MULTI_TRANSACTION
-int  soft_serial_transaction(void);
-#else
-int  soft_serial_transaction(int sstd_index);
-#endif
-
-// target status
-// *SSTD_t.status has
-//   initiator:
-//       TRANSACTION_END
-//    or TRANSACTION_NO_RESPONSE
-//    or TRANSACTION_DATA_ERROR
-//   target:
-//       TRANSACTION_DATA_ERROR
-//    or TRANSACTION_ACCEPTED
-#define TRANSACTION_ACCEPTED 0x8
-#ifdef SERIAL_USE_MULTI_TRANSACTION
-int  soft_serial_get_and_clean_status(int sstd_index);
-#endif
-
-#endif /* SOFT_SERIAL_H */
diff --git a/keyboards/zinc/zinc.h b/keyboards/zinc/zinc.h
index 87d889da03..dedc9253b0 100644
--- a/keyboards/zinc/zinc.h
+++ b/keyboards/zinc/zinc.h
@@ -1,5 +1,4 @@
-#ifndef ZINC_H
-#define ZINC_H
+#pragma once
 
 #ifdef KEYBOARD_zinc_reva
     #include "reva.h"
@@ -8,7 +7,4 @@
     #include "rev1.h"
 #endif
 
-
 #include "quantum.h"
-
-#endif
-- 
cgit v1.2.3