~ruther/qmk_firmware

46b4b4407ff6e23d0799b0f902e61f1fe3645a9a — satt99 6 years ago c2390bf
Comet46 add support for OLED (#4745)

* Add OLED support for Comet46

* fix length of char "name" of keylogger.c

* update ssd1306

* fix rules.mk

* update led-receiver keymap

* Update OLED related code

* add mod_state_reader & modify led_state_reader

* Update OLED related files

* Update kemaps

* Update readme

* change default-oled-display to default

* Add OSM compatibility to mod_state_reader

* Code formatting

* Use PROGMEM to store code_to_name

* Clean up satt keymap

* Rename default-led keymap to defult-rgbled
M keyboards/comet46/comet46.c => keyboards/comet46/comet46.c +0 -8
@@ 4,19 4,11 @@ void uart_init(void) {
	SERIAL_UART_INIT();
}

void led_init(void) {
	DDRD  |= (1<<1);
	PORTD |= (1<<1);
	DDRF  |= (1<<4) | (1<<5);
	PORTF |= (1<<4) | (1<<5);
}

void matrix_init_kb(void) {
	// put your keyboard start-up code here
	// runs once when the firmware starts up
	matrix_init_user();
	uart_init();
	led_init();
}

void matrix_scan_kb(void) {

M keyboards/comet46/comet46.h => keyboards/comet46/comet46.h +0 -40
@@ 6,46 6,6 @@
#include "backlight.h"
#include <stddef.h>

#define red_led_off   PORTF |= (1<<5)
#define red_led_on    PORTF &= ~(1<<5)
#define blu_led_off   PORTF |= (1<<4)
#define blu_led_on    PORTF &= ~(1<<4)
#define grn_led_off   PORTD |= (1<<1)
#define grn_led_on    PORTD &= ~(1<<1)

#define set_led_off     red_led_off; grn_led_off; blu_led_off
#define set_led_red     red_led_on;  grn_led_off; blu_led_off
#define set_led_blue    red_led_off; grn_led_off; blu_led_on
#define set_led_green   red_led_off; grn_led_on;  blu_led_off
#define set_led_yellow  red_led_on;  grn_led_on;  blu_led_off
#define set_led_magenta red_led_on;  grn_led_off; blu_led_on
#define set_led_cyan    red_led_off; grn_led_on;  blu_led_on
#define set_led_white   red_led_on;  grn_led_on;  blu_led_on

/*
#define LED_B 5
#define LED_R 6
#define LED_G 7

#define all_leds_off PORTF &= ~(1<<LED_B) & ~(1<<LED_R) & ~(1<<LED_G)

#define red_led_on   PORTF |= (1<<LED_R)
#define red_led_off  PORTF &= ~(1<<LED_R)
#define grn_led_on   PORTF |= (1<<LED_G)
#define grn_led_off  PORTF &= ~(1<<LED_G)
#define blu_led_on   PORTF |= (1<<LED_B)
#define blu_led_off  PORTF &= ~(1<<LED_B)

#define set_led_off     PORTF &= ~(1<<LED_B) & ~(1<<LED_R) & ~(1<<LED_G)
#define set_led_red     PORTF = PORTF & ~(1<<LED_B) & ~(1<<LED_G) | (1<<LED_R)
#define set_led_blue    PORTF = PORTF & ~(1<<LED_G) & ~(1<<LED_R) | (1<<LED_B)
#define set_led_green   PORTF = PORTF & ~(1<<LED_B) & ~(1<<LED_R) | (1<<LED_G)
#define set_led_yellow  PORTF = PORTF & ~(1<<LED_B) | (1<<LED_R) | (1<<LED_G)
#define set_led_magenta PORTF = PORTF & ~(1<<LED_G) | (1<<LED_R) | (1<<LED_B)
#define set_led_cyan    PORTF = PORTF & ~(1<<LED_R) | (1<<LED_B) | (1<<LED_G)
#define set_led_white   PORTF |= (1<<LED_B) | (1<<LED_R) | (1<<LED_G)
*/

// This a shortcut to help you visually see your layout.
// The first section contains all of the arguements
// The second converts the arguments into a two-dimensional array

M keyboards/comet46/config.h => keyboards/comet46/config.h +6 -6
@@ 41,12 41,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.

#define ONESHOT_TIMEOUT 500


/* key combination for command */
#define IS_COMMAND() ( \
    keyboard_report->mods == (MOD_BIT(KC_LSHIFT) | MOD_BIT(KC_RSHIFT)) \
)

/*
 * Feature disable options
 *  These options are also useful to firmware size reduction.


@@ 65,6 59,12 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
//#define NO_ACTION_MACRO
//#define NO_ACTION_FUNCTION

// Define masks for modifiers
#define MODS_SHIFT_MASK  (MOD_BIT(KC_LSHIFT)|MOD_BIT(KC_RSHIFT))
#define MODS_CTRL_MASK  (MOD_BIT(KC_LCTL)|MOD_BIT(KC_RCTRL))
#define MODS_ALT_MASK  (MOD_BIT(KC_LALT)|MOD_BIT(KC_RALT))
#define MODS_GUI_MASK  (MOD_BIT(KC_LGUI)|MOD_BIT(KC_RGUI))

//UART settings for communication with the RF microcontroller
#define SERIAL_UART_BAUD 1000000
#define SERIAL_UART_DATA UDR1

A keyboards/comet46/i2c.c => keyboards/comet46/i2c.c +162 -0
@@ 0,0 1,162 @@
#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

A keyboards/comet46/i2c.h => keyboards/comet46/i2c.h +49 -0
@@ 0,0 1,49 @@
#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

A keyboards/comet46/keymaps/default-rgbled/keymap.c => keyboards/comet46/keymaps/default-rgbled/keymap.c +226 -0
@@ 0,0 1,226 @@
// this is the style you want to emulate.
// This is the canonical layout file for the Quantum project. If you want to add another keyboard,

#include QMK_KEYBOARD_H

// Each layer gets a name for readability, which is then used in the keymap matrix below.
// The underscores don't mean anything - you can have a layer called STUFF or any other name.
// Layer names don't all need to be of the same length, obviously, and you can also skip them
// entirely and just use numbers.
enum comet46_layers
{
  _QWERTY,
  _COLEMAK,
  _DVORAK,
  _LOWER,
  _RAISE,
  _ADJUST,
};

enum custom_keycodes {
  QWERTY = SAFE_RANGE,
  COLEMAK,
  DVORAK,
  LOWER,
  RAISE,
};

// Fillers to make layering more clear
#define _______ KC_TRNS
#define XXXXXXX KC_NO
#define LOWER MO(_LOWER)
#define RAISE MO(_RAISE)

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

  /* Qwerty
   * ,-----------------------------------------+                    +-----------------------------------------.
   * | Tab  |   Q  |   W  |   E  |   R  |   T  |                    |   Y  |   U  |   I  |   O  |   P  | Bksp |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Ctl  |   A  |   S  |   D  |   F  |   G  | Esc  |      | Del  |   H  |   J  |   K  |   L  |   ;  |   "  |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Shift|   Z  |   X  |   C  |   V  |   B  |   {  |      |   }  |   N  |   M  |   ,  |   .  |   /  | Shift|
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             | GUI  | Lower| Space|      | Enter| Raise| Alt  |
   *                             +--------------------/      \--------------------+
   */
  [_QWERTY] = LAYOUT(
    KC_TAB,  KC_Q,    KC_W,    KC_E,    KC_R,    KC_T,                             KC_Y,    KC_U,    KC_I,    KC_O,    KC_P,    KC_BSPC,
    KC_LCTL, KC_A,    KC_S,    KC_D,    KC_F,    KC_G,    KC_ESC,         KC_DEL,  KC_H,    KC_J,    KC_K,    KC_L,    KC_SCLN, KC_QUOT,
    KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_LCBR,        KC_RCBR, KC_N,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT,
                                        KC_LGUI, LOWER,   KC_SPC,         KC_ENT,  RAISE,   KC_LALT
  ),

  /* Colemak
   * ,-----------------------------------------+                    +-----------------------------------------.
   * | Tab  |   Q  |   W  |   F  |   P  |   G  |                    |   J  |   L  |   U  |   Y  |   ;  | Bksp |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Ctl  |   A  |   R  |   S  |   T  |   D  | Esc  |      | Del  |   H  |   N  |   E  |   I  |   O  |   "  |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Shift|   Z  |   X  |   C  |   V  |   B  |   {  |      |   }  |   K  |   M  |   ,  |   .  |   /  | Shift|
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             | GUI  | Lower| Space|      | Enter| Raise| Alt  |
   *                             +--------------------/      \--------------------+
   */
  [_COLEMAK] = LAYOUT(
    KC_TAB,  KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,                             KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC,
    KC_LCTL, KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_ESC,         KC_DEL,  KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT,
    KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_LCBR,        KC_RCBR, KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT,
                                        KC_LGUI, LOWER,   KC_SPC,         KC_ENT,  RAISE,   KC_LALT
  ),

  /* Dvorak
   * ,-----------------------------------------+                    +-----------------------------------------.
   * | Tab  |   "  |   ,  |   .  |   P  |   Y  |                    |   F  |   G  |   C  |   R  |   L  | Bksp |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Ctl  |   A  |   O  |   E  |   U  |   I  | Esc  |      | Del  |   D  |   H  |   T  |   N  |   S  |  /   |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Shift|   ;  |   Q  |   J  |   K  |   X  |   {  |      |   }  |   B  |   M  |   W  |   V  |   Z  | Shift|
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             | GUI  | Lower| Space|      | Enter| Raise| Alt  |
   *                             +--------------------/      \--------------------+
   */
  [_DVORAK] = LAYOUT(
    KC_TAB,  KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,                             KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC,
    KC_LCTL, KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_ESC,         KC_DEL,  KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_SLSH,
    KC_LSFT, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_LCBR,        KC_RCBR, KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    KC_RSFT,
                                        KC_LGUI, LOWER,   KC_SPC,         KC_ENT,  RAISE,   KC_LALT
  ),

  /* Lower
   * ,-----------------------------------------+                    +-----------------------------------------.
   * |      |   !  |   @  |   #  |   $  |   %  |                    |   ^  |   &  |   *  |   (  |   )  |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |      |      |      |      |      |      |      |   `  |   \  |   -  |   =  |   [  |   ]  |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |      |      |      |      |      |      |      |   ~  |   |  |   _  |   +  |   {  |   }  |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             |      |      |      |      |      |      |      |
   *                             +--------------------/      \--------------------+
   */
  [_LOWER] = LAYOUT(
    _______, KC_EXLM, KC_AT,   KC_HASH, KC_DLR,  KC_PERC,                          KC_CIRC, KC_AMPR, KC_ASTR, KC_LPRN, KC_RPRN, _______,
    _______, _______, _______, _______, _______, _______, _______,        KC_GRV,  KC_BSLS, KC_MINS, KC_EQL,  KC_LBRC, KC_RBRC, _______,
    _______, _______, _______, _______, _______, _______, _______,        KC_TILD, KC_PIPE, KC_UNDS, KC_PLUS, KC_LCBR, KC_RCBR, _______,
                                        _______, _______, _______,        _______, _______, _______
  ),

  /* Raise
   * ,-----------------------------------------+                    +-----------------------------------------.
   * |      |   1  |   2  |   3  |   4  |   5  |                    |      |      |      |      |      |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |      |      | Left | Down |  Up  |Right | End  |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |      | Home |      | PgDn | PgUp |      |      |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             |      |      |      |      |      |      |      |
   *                             +--------------------/      \--------------------+
   */
  [_RAISE] = LAYOUT(
    _______, KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                             KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    _______,
    _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,          XXXXXXX, KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_END,  _______,
    _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,         KC_HOME, XXXXXXX, KC_PGDN, KC_PGUP, XXXXXXX, XXXXXXX, _______,
                                        _______, _______, _______,        _______, _______, _______
  ),

  /* Adjust
   * ,-----------------------------------------+                    +-----------------------------------------.
   * |      |      |      |      |      |      |                    |      |      |      |      |      |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |      |      |      |      |      |Qwerty|      |Colemk|      |      |      |      |      |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |      |      |      |      |      |Reset |      |Dvorak|      |      |      |      |      |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             |      |      |      |      |      |      |      |
   *                             +--------------------/      \--------------------+
   */
  [_ADJUST] = LAYOUT(
    _______, _______, _______, _______, _______, _______,                          _______, _______, _______, _______, _______, _______,
    _______, _______, _______, _______, _______, _______, QWERTY,         COLEMAK, _______, _______, _______, _______, _______, _______,
    _______, _______, _______, _______, _______, _______, RESET,          DVORAK,  _______, _______, _______, _______, _______, _______,
                                        _______, _______, _______,        _______, _______, _______
  )
};


uint32_t layer_state_set_user(uint32_t state) {
  return update_tri_layer_state(state, _RAISE, _LOWER, _ADJUST);
}

// settings for LED on receiver
void led_init(void) {
	DDRD  |= (1<<1);
	PORTD |= (1<<1);
	DDRF  |= (1<<4) | (1<<5);
	PORTF |= (1<<4) | (1<<5);
}

#define red_led_off   PORTF |= (1<<5)
#define red_led_on    PORTF &= ~(1<<5)
#define blu_led_off   PORTF |= (1<<4)
#define blu_led_on    PORTF &= ~(1<<4)
#define grn_led_off   PORTD |= (1<<1)
#define grn_led_on    PORTD &= ~(1<<1)

#define set_led_off     red_led_off; grn_led_off; blu_led_off
#define set_led_red     red_led_on;  grn_led_off; blu_led_off
#define set_led_blue    red_led_off; grn_led_off; blu_led_on
#define set_led_green   red_led_off; grn_led_on;  blu_led_off
#define set_led_yellow  red_led_on;  grn_led_on;  blu_led_off
#define set_led_magenta red_led_on;  grn_led_off; blu_led_on
#define set_led_cyan    red_led_off; grn_led_on;  blu_led_on
#define set_led_white   red_led_on;  grn_led_on;  blu_led_on

void matrix_init_user(void) {
  led_init();
}

void matrix_scan_user(void) {
  uint8_t layer = biton32(layer_state);
  uint8_t default_layer = biton32(eeconfig_read_default_layer());
  switch (layer) {
    case _LOWER:
      set_led_red;
      break;
    case _RAISE:
      set_led_blue;
      break;
    case _ADJUST:
      set_led_magenta;
      break;
    default:
      switch (default_layer) {
        case _COLEMAK:
          set_led_white;
          break;
        case _DVORAK:
          set_led_yellow;
          break;
        default:
          set_led_green;
          break;
      }
      break;
  }
};

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
  switch (keycode) {
    case QWERTY:
      if (record->event.pressed) {
        set_single_persistent_default_layer(_QWERTY);
      }
      break;
    case COLEMAK:
      if (record->event.pressed) {
        set_single_persistent_default_layer(_COLEMAK);
      }
      break;
    case DVORAK:
      if (record->event.pressed) {
        set_single_persistent_default_layer(_DVORAK);
      }
      break;
  }
  return true;
}

A keyboards/comet46/keymaps/default-rgbled/readme.md => keyboards/comet46/keymaps/default-rgbled/readme.md +3 -0
@@ 0,0 1,3 @@
## default-led

A keymap that is compatible with mitosis-type receivers, which use RGB LED for layer indication.

A keyboards/comet46/keymaps/default/config.h => keyboards/comet46/keymaps/default/config.h +31 -0
@@ 0,0 1,31 @@
/*
This is the c configuration file for the keymap

Copyright 2012 Jun Wako <wakojun@gmail.com>
Copyright 2015 Jack Humbert

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef CONFIG_USER_H
#define CONFIG_USER_H

// #include "../../config.h"

/* Use I2C or Serial */

#define USE_I2C
#define SSD1306OLED

#endif

M keyboards/comet46/keymaps/default/keymap.c => keyboards/comet46/keymaps/default/keymap.c +171 -18
@@ 2,6 2,10 @@
// This is the canonical layout file for the Quantum project. If you want to add another keyboard,

#include QMK_KEYBOARD_H
#ifdef SSD1306OLED
  #include "ssd1306.h"
#endif


// Each layer gets a name for readability, which is then used in the keymap matrix below.
// The underscores don't mean anything - you can have a layer called STUFF or any other name.


@@ 9,13 13,18 @@
// entirely and just use numbers.
enum comet46_layers
{
    _QWERTY,
    _LOWER,
    _RAISE,
  _QWERTY,
  _COLEMAK,
  _DVORAK,
  _LOWER,
  _RAISE,
  _ADJUST,
};

enum custom_keycodes {
  QWERTY = SAFE_RANGE,
  COLEMAK,
  DVORAK,
  LOWER,
  RAISE,
};


@@ 46,6 55,42 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
                                        KC_LGUI, LOWER,   KC_SPC,         KC_ENT,  RAISE,   KC_LALT
  ),

  /* Colemak
   * ,-----------------------------------------+                    +-----------------------------------------.
   * | Tab  |   Q  |   W  |   F  |   P  |   G  |                    |   J  |   L  |   U  |   Y  |   ;  | Bksp |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Ctl  |   A  |   R  |   S  |   T  |   D  | Esc  |      | Del  |   H  |   N  |   E  |   I  |   O  |   "  |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Shift|   Z  |   X  |   C  |   V  |   B  |   {  |      |   }  |   K  |   M  |   ,  |   .  |   /  | Shift|
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             | GUI  | Lower| Space|      | Enter| Raise| Alt  |
   *                             +--------------------/      \--------------------+
   */
  [_COLEMAK] = LAYOUT(
    KC_TAB,  KC_Q,    KC_W,    KC_F,    KC_P,    KC_G,                             KC_J,    KC_L,    KC_U,    KC_Y,    KC_SCLN, KC_BSPC,
    KC_LCTL, KC_A,    KC_R,    KC_S,    KC_T,    KC_D,    KC_ESC,         KC_DEL,  KC_H,    KC_N,    KC_E,    KC_I,    KC_O,    KC_QUOT,
    KC_LSFT, KC_Z,    KC_X,    KC_C,    KC_V,    KC_B,    KC_LCBR,        KC_RCBR, KC_K,    KC_M,    KC_COMM, KC_DOT,  KC_SLSH, KC_RSFT,
                                        KC_LGUI, LOWER,   KC_SPC,         KC_ENT,  RAISE,   KC_LALT
  ),

  /* Dvorak
   * ,-----------------------------------------+                    +-----------------------------------------.
   * | Tab  |   "  |   ,  |   .  |   P  |   Y  |                    |   F  |   G  |   C  |   R  |   L  | Bksp |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Ctl  |   A  |   O  |   E  |   U  |   I  | Esc  |      | Del  |   D  |   H  |   T  |   N  |   S  |  /   |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * | Shift|   ;  |   Q  |   J  |   K  |   X  |   {  |      |   }  |   B  |   M  |   W  |   V  |   Z  | Shift|
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             | GUI  | Lower| Space|      | Enter| Raise| Alt  |
   *                             +--------------------/      \--------------------+
   */
  [_DVORAK] = LAYOUT(
    KC_TAB,  KC_QUOT, KC_COMM, KC_DOT,  KC_P,    KC_Y,                             KC_F,    KC_G,    KC_C,    KC_R,    KC_L,    KC_BSPC,
    KC_LCTL, KC_A,    KC_O,    KC_E,    KC_U,    KC_I,    KC_ESC,         KC_DEL,  KC_D,    KC_H,    KC_T,    KC_N,    KC_S,    KC_SLSH,
    KC_LSFT, KC_SCLN, KC_Q,    KC_J,    KC_K,    KC_X,    KC_LCBR,        KC_RCBR, KC_B,    KC_M,    KC_W,    KC_V,    KC_Z,    KC_RSFT,
                                        KC_LGUI, LOWER,   KC_SPC,         KC_ENT,  RAISE,   KC_LALT
  ),

  /* Lower
   * ,-----------------------------------------+                    +-----------------------------------------.
   * |      |   !  |   @  |   #  |   $  |   %  |                    |   ^  |   &  |   *  |   (  |   )  |      |


@@ 70,7 115,7 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |  F1  |  F2  |  F3  |  F4  |  F5  |  F6  |      |      | Left | Down |  Up  |Right | End  |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |      | Home |      |      |      |      |      |      |
   * |      |  F7  |  F8  |  F9  |  F10 |  F11 |  F12 |      | Home |      | PgDn | PgUp |      |      |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             |      |      |      |      |      |      |      |
   *                             +--------------------/      \--------------------+


@@ 78,26 123,134 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  [_RAISE] = LAYOUT(
    _______, KC_1,    KC_2,    KC_3,    KC_4,    KC_5,                             KC_6,    KC_7,    KC_8,    KC_9,    KC_0,    _______,
    _______, KC_F1,   KC_F2,   KC_F3,   KC_F4,   KC_F5,   KC_F6,          XXXXXXX, KC_LEFT, KC_DOWN, KC_UP,   KC_RGHT, KC_END,  _______,
    _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,         KC_HOME, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, XXXXXXX, _______,
    _______, KC_F7,   KC_F8,   KC_F9,   KC_F10,  KC_F11,  KC_F12,         KC_HOME, XXXXXXX, KC_PGDN, KC_PGUP, XXXXXXX, XXXXXXX, _______,
                                        _______, _______, _______,        _______, _______, _______
  ),

  /* Adjust
   * ,-----------------------------------------+                    +-----------------------------------------.
   * |      |      |      |      |      |      |                    |      |      |      |      |      |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |      |      |      |      |      |Qwerty|      |Colemk|      |      |      |      |      |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+------+------|
   * |      |      |      |      |      |      |Reset |      |Dvorak|      |      |      |      |      |      |
   * |------+------+------+------+------+------+------+      +------+------+------+------+------+-------------|
   *                             |      |      |      |      |      |      |      |
   *                             +--------------------/      \--------------------+
   */
  [_ADJUST] = LAYOUT(
    _______, _______, _______, _______, _______, _______,                          _______, _______, _______, _______, _______, _______,
    _______, _______, _______, _______, _______, _______, QWERTY,         COLEMAK, _______, _______, _______, _______, _______, _______,
    _______, _______, _______, _______, _______, _______, RESET,          DVORAK,  _______, _______, _______, _______, _______, _______,
                                        _______, _______, _______,        _______, _______, _______
  )
};


uint32_t layer_state_set_user(uint32_t state) {
  return update_tri_layer_state(state, _RAISE, _LOWER, _ADJUST);
}

//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED

// You need to add source files to SRC in rules.mk when using OLED display functions
void set_keylog(uint16_t keycode);
const char *read_keylog(void);
const char *read_modifier_state(void);
const char *read_host_led_state(void);

void matrix_init_user(void) {
  iota_gfx_init(false);   // turns on the display
}

void matrix_scan_user(void) {
    uint8_t layer = biton32(layer_state);
    switch (layer) {
    	case _QWERTY:
    	    set_led_green;
    	    break;
        case _RAISE:
            set_led_blue;
            break;
        case _LOWER:
            set_led_red;
            break;
  iota_gfx_task();  // this is what updates the display continuously
}

void matrix_update(struct CharacterMatrix *dest, const struct CharacterMatrix *source) {
  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
    memcpy(dest->display, source->display, sizeof(dest->display));
    dest->dirty = true;
  }
}

void render_status(struct CharacterMatrix *matrix) {
  // Layer state
  char layer_str[22];
  matrix_write(matrix, "Layer: ");
  uint8_t layer = biton32(layer_state);
  uint8_t default_layer = biton32(eeconfig_read_default_layer());
  switch (layer) {
    case _QWERTY:
      switch (default_layer) {
        case _QWERTY:
          snprintf(layer_str, sizeof(layer_str), "Qwerty");
          break;
        case _COLEMAK:
          snprintf(layer_str, sizeof(layer_str), "Colemak");
          break;
        case _DVORAK:
          snprintf(layer_str, sizeof(layer_str), "Dvorak");
          break;
        default:
            set_led_green;
            break;
          snprintf(layer_str, sizeof(layer_str), "Undef-%d", default_layer);
          break;
      }
      break;
    case _RAISE:
      snprintf(layer_str, sizeof(layer_str), "Raise");
      break;
    case _LOWER:
      snprintf(layer_str, sizeof(layer_str), "Lower");
      break;
    case _ADJUST:
      snprintf(layer_str, sizeof(layer_str), "Adjust");
      break;
    default:
      snprintf(layer_str, sizeof(layer_str), "Undef-%d", layer);
  }
  matrix_write_ln(matrix, layer_str);
  // Last entered keycode
  matrix_write_ln(matrix, read_keylog());
  // Modifier state
  matrix_write_ln(matrix, read_modifier_state());
  // Host Keyboard LED Status
  matrix_write(matrix, read_host_led_state());
}


void iota_gfx_task_user(void) {
  struct CharacterMatrix matrix;
  matrix_clear(&matrix);
  render_status(&matrix);
  matrix_update(&display, &matrix);
}

#endif//SSD1306OLED

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
  #ifdef SSD1306OLED
    if (record->event.pressed) {
      set_keylog(keycode);
    }
  #endif
  switch (keycode) {
    case QWERTY:
      if (record->event.pressed) {
        set_single_persistent_default_layer(_QWERTY);
      }
      break;
    case COLEMAK:
      if (record->event.pressed) {
        set_single_persistent_default_layer(_COLEMAK);
      }
      break;
    case DVORAK:
      if (record->event.pressed) {
        set_single_persistent_default_layer(_DVORAK);
      }
      break;
  }
  return true;
}

A keyboards/comet46/keymaps/default/readme.md => keyboards/comet46/keymaps/default/readme.md +3 -0
@@ 0,0 1,3 @@
## default-oled-display

A keymap that is compatible with receivers with an OLED display.

A keyboards/comet46/keymaps/default/rules.mk => keyboards/comet46/keymaps/default/rules.mk +5 -0
@@ 0,0 1,5 @@
# If you want to change display settings of the OLED, you need to change the following lines
SRC +=  ./lib/glcdfont.c \
		./lib/keylogger.c \
        ./lib/modifier_state_reader.c \
        ./lib/host_led_state_reader.c

M keyboards/comet46/keymaps/satt/action_pseudo_lut.c => keyboards/comet46/keymaps/satt/action_pseudo_lut.c +106 -106
@@ 10,133 10,133 @@ static uint8_t send_key_shift_bit[SHIFT_BIT_SIZE];
 * Memo: Using other layer keymap to get keycode
 */
void action_pseudo_lut(keyrecord_t *record, uint8_t base_keymap_id, const uint16_t (*keymap)[2]) {
    uint8_t prev_shift;
    uint16_t keycode;
    uint16_t pseudo_keycode;
  uint8_t prev_shift;
  uint16_t keycode;
  uint16_t pseudo_keycode;

    /* get keycode from keymap you specified */
    keycode = keymap_key_to_keycode(base_keymap_id, record->event.key);
  /* get keycode from keymap you specified */
  keycode = keymap_key_to_keycode(base_keymap_id, record->event.key);

    prev_shift = keyboard_report->mods & (MOD_BIT(KC_LSFT) | MOD_BIT(KC_RSFT));
  prev_shift = keyboard_report->mods & (MOD_BIT(KC_LSFT) | MOD_BIT(KC_RSFT));

    if (record->event.pressed) {
        /* when magic commands entered, keycode does not converted */
        if (IS_COMMAND()) {
            if (prev_shift) {
                add_shift_bit(keycode);
            }
            register_code(keycode);
            return;
        }
  if (record->event.pressed) {
    /* when magic commands entered, keycode does not converted */
    if (IS_COMMAND()) {
      if (prev_shift) {
        add_shift_bit(keycode);
      }
      register_code(keycode);
      return;
    }

        if (prev_shift) {
            pseudo_keycode = convert_keycode(keymap, keycode, true);
            dprintf("pressed: %02X, converted: %04X\n", keycode, pseudo_keycode);
            add_shift_bit(keycode);
    if (prev_shift) {
      pseudo_keycode = convert_keycode(keymap, keycode, true);
      dprintf("pressed: %02X, converted: %04X\n", keycode, pseudo_keycode);
      add_shift_bit(keycode);

            if (IS_LSFT(pseudo_keycode)) {
                register_code(QK_LSFT ^ pseudo_keycode);
            } else {
                /* delete shift mod temporarily */
                del_mods(prev_shift);
                send_keyboard_report();
                register_code(pseudo_keycode);
                add_mods(prev_shift);
                send_keyboard_report();
            }
        } else {
            pseudo_keycode = convert_keycode(keymap, keycode, false);
            dprintf("pressed: %02X, converted: %04X\n", keycode, pseudo_keycode);
      if (IS_LSFT(pseudo_keycode)) {
        register_code(QK_LSFT ^ pseudo_keycode);
      } else {
        /* delete shift mod temporarily */
        del_mods(prev_shift);
        send_keyboard_report();
        register_code(pseudo_keycode);
        add_mods(prev_shift);
        send_keyboard_report();
      }
    } else {
      pseudo_keycode = convert_keycode(keymap, keycode, false);
      dprintf("pressed: %02X, converted: %04X\n", keycode, pseudo_keycode);

            if (IS_LSFT(pseudo_keycode)) {
                add_weak_mods(MOD_BIT(KC_LSFT));
                send_keyboard_report();
                register_code(QK_LSFT ^ pseudo_keycode);
                /* on Windows, prevent key repeat to avoid unintended output */
                unregister_code(QK_LSFT ^ pseudo_keycode);
                del_weak_mods(MOD_BIT(KC_LSFT));
                send_keyboard_report();
            } else {
                register_code(pseudo_keycode);
            }
        }
      if (IS_LSFT(pseudo_keycode)) {
        add_weak_mods(MOD_BIT(KC_LSFT));
        send_keyboard_report();
        register_code(QK_LSFT ^ pseudo_keycode);
        /* on Windows, prevent key repeat to avoid unintended output */
        unregister_code(QK_LSFT ^ pseudo_keycode);
        del_weak_mods(MOD_BIT(KC_LSFT));
        send_keyboard_report();
      } else {
        register_code(pseudo_keycode);
      }
    }
  } else {
    if (get_shift_bit(keycode)) {
      del_shift_bit(keycode);
      pseudo_keycode = convert_keycode(keymap, keycode, true);
    } else {
        if (get_shift_bit(keycode)) {
            del_shift_bit(keycode);
            pseudo_keycode = convert_keycode(keymap, keycode, true);
        } else {
            pseudo_keycode = convert_keycode(keymap, keycode, false);
        }
        dprintf("released: %02X, converted: %04X\n", keycode, pseudo_keycode);
      pseudo_keycode = convert_keycode(keymap, keycode, false);
    }
    dprintf("released: %02X, converted: %04X\n", keycode, pseudo_keycode);

        if (IS_LSFT(pseudo_keycode)) {
            unregister_code(QK_LSFT ^ pseudo_keycode);
        } else {
            unregister_code(pseudo_keycode);
        }
    if (IS_LSFT(pseudo_keycode)) {
      unregister_code(QK_LSFT ^ pseudo_keycode);
    } else {
      unregister_code(pseudo_keycode);
    }
  }
}

uint16_t convert_keycode(const uint16_t (*keymap)[2], uint16_t keycode, bool shift_modded)
{
    uint16_t pseudo_keycode;
  uint16_t pseudo_keycode;

    switch (keycode) {
        case KC_A ... KC_CAPSLOCK:
#if defined(__AVR__)
            if (shift_modded) {
                pseudo_keycode = pgm_read_word(&keymap[keycode][1]);
            } else {
                pseudo_keycode = pgm_read_word(&keymap[keycode][0]);
            }
#else
            if (shift_modded) {
                pseudo_keycode = keymap[keycode][1];
            } else {
                pseudo_keycode = keymap[keycode][0];
            }
#endif
            /* if undefined, use got keycode as it is */
            if (pseudo_keycode == 0x00) {
                if (shift_modded) {
                    pseudo_keycode = S(keycode);
                } else {
                    pseudo_keycode = keycode;
                }
            }
            break;
        default:
            if (shift_modded) {
                pseudo_keycode = S(keycode);
            } else {
                pseudo_keycode = keycode;
            }
            break;
    }
    return pseudo_keycode;
  switch (keycode) {
    case KC_A ... KC_CAPSLOCK:
      #if defined(__AVR__) 
        if (shift_modded) {
          pseudo_keycode = pgm_read_word(&keymap[keycode][1]);
        } else {
          pseudo_keycode = pgm_read_word(&keymap[keycode][0]);
        }
      #else
        if (shift_modded) {
          pseudo_keycode = keymap[keycode][1];
        } else {
          pseudo_keycode = keymap[keycode][0];
        }
      #endif
      /* if undefined, use got keycode as it is */
      if (pseudo_keycode == 0x00) {
        if (shift_modded) {
          pseudo_keycode = S(keycode);
        } else {
          pseudo_keycode = keycode;
        }
      }
      break;
    default:
      if (shift_modded) {
        pseudo_keycode = S(keycode);
      } else {
        pseudo_keycode = keycode;
      }
      break;
  }
  return pseudo_keycode;
}

uint8_t get_shift_bit(uint16_t keycode) {
    if ((keycode >> 3) < SHIFT_BIT_SIZE) {
        return send_key_shift_bit[keycode >> 3] & (1 << (keycode & 7));
    } else {
        dprintf("get_shift_bit: Can't get shift bit. keycode: %02X\n", keycode);
        return 0;
    }
  if ((keycode >> 3) < SHIFT_BIT_SIZE) {
    return send_key_shift_bit[keycode >> 3] & (1 << (keycode & 7));
  } else {
    dprintf("get_shift_bit: Can't get shift bit. keycode: %02X\n", keycode);
    return 0;
  }
}

void add_shift_bit(uint16_t keycode) {
    if ((keycode >> 3) < SHIFT_BIT_SIZE) {
        send_key_shift_bit[keycode >> 3] |= (1 << (keycode & 7));
    } else {
        dprintf("add_shift_bit: Can't add shift bit. keycode: %02X\n", keycode);
    }
  if ((keycode >> 3) < SHIFT_BIT_SIZE) {
    send_key_shift_bit[keycode >> 3] |= (1 << (keycode & 7));
  } else {
    dprintf("add_shift_bit: Can't add shift bit. keycode: %02X\n", keycode);
  }
}

void del_shift_bit(uint16_t keycode) {
    if ((keycode >> 3) < SHIFT_BIT_SIZE) {
        send_key_shift_bit[keycode >> 3] &= ~(1 << (keycode & 7));
    } else {
        dprintf("del_shift_bit: Can't delete shift bit. keycode: %02X\n", keycode);
    }
  if ((keycode >> 3) < SHIFT_BIT_SIZE) {
    send_key_shift_bit[keycode >> 3] &= ~(1 << (keycode & 7));
  } else {
    dprintf("del_shift_bit: Can't delete shift bit. keycode: %02X\n", keycode);
  }
}

A keyboards/comet46/keymaps/satt/config.h => keyboards/comet46/keymaps/satt/config.h +34 -0
@@ 0,0 1,34 @@
/*
This is the c configuration file for the keymap

Copyright 2012 Jun Wako <wakojun@gmail.com>
Copyright 2015 Jack Humbert

This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 2 of the License, or
(at your option) any later version.

This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
GNU General Public License for more details.

You should have received a copy of the GNU General Public License
along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#ifndef CONFIG_USER_H
#define CONFIG_USER_H

/* key combination for command */
#define IS_COMMAND() ( \
  keyboard_report->mods == (MOD_BIT(KC_LSFT) | MOD_BIT(KC_RSFT)) \
)

/* Use I2C or Serial */

#define USE_I2C
#define SSD1306OLED

#endif

M keyboards/comet46/keymaps/satt/keymap.c => keyboards/comet46/keymaps/satt/keymap.c +164 -92
@@ 4,64 4,96 @@
#include QMK_KEYBOARD_H
#include "keymap_jis2us.h"
#include "action_pseudo_lut.h"
#include "keymap_jp.h"
#ifdef SSD1306OLED
  #include "ssd1306.h"
#endif

// Each layer gets a name for readability, which is then used in the keymap matrix below.
// The underscores don't mean anything - you can have a layer called STUFF or any other name.
// Layer names don't all need to be of the same length, obviously, and you can also skip them
// entirely and just use numbers.
enum comet46_layers {
    _QWERTY,
    _LOWER,
    _RAISE,
    _PSEUDO_US,
    _PSEUDO_US_LOWER,
    _PSEUDO_US_RAISE,
    _ADJUST
  _QWERTY,
  _LOWER,
  _RAISE,
  _PSEUDO_US,
  _PSEUDO_US_LOWER,
  _PSEUDO_US_RAISE,
  _ADJUST
};

enum custom_keycodes {
  QWERTY = SAFE_RANGE,
  PSEUDO_US,
  JIS2US,
};

#define KC_LWR MO(_LOWER)
#define KC_RSE MO(_RAISE)
// JIS keycodes
#define KC_JZHT JP_ZHTG  // hankaku/zenkaku|kanzi
#define KC_JCIR JP_CIRC  // ^, ~
#define KC_JAT  JP_AT    // @, `
#define KC_JLBR JP_LBRC  // [, {
#define KC_JCOL JP_COLN  // :, *
#define KC_JRBR JP_RBRC  // ], }
#define KC_JBSL JP_BSLS  // \, _
#define KC_JMHE JP_MHEN  // muhenkan
#define KC_JHEN JP_HENK  // henkan
#define KC_JKAN JP_KANA  // katakana/hiragana|ro-mazi
#define KC_JMKA JP_MKANA //kana on MacOSX
#define KC_JMEI JP_MEISU //eisu on MacOSX
#define KC_JAMP JP_AMPR  // &
#define KC_JQUO JP_QUOT  // '
#define KC_JLPR JP_LPRN  // (
#define KC_JRPR JP_RPRN  // )
#define KC_JEQL JP_EQL   // =
#define KC_JTIL JP_TILD  // ~
#define KC_JPIP JP_PIPE  // |
#define KC_JGRV JP_GRV   // `
#define KC_JLCB JP_LCBR  // {
#define KC_JPLU JP_PLUS  // +
#define KC_JAST JP_ASTR  // *
#define KC_JRCB JP_RCBR  // }
#define KC_JUND JP_UNDS  // _

// Layer related keycodes
#define KC_LWR  MO(_LOWER)
#define KC_RSE  MO(_RAISE)
#define KC_P_LW MO(_PSEUDO_US_LOWER)
#define KC_P_RS MO(_PSEUDO_US_RAISE)
#define KC_QWRT QWERTY
#define KC_P_US PSEUDO_US
#define KC_J2US JIS2US

// Special keycodes
#define KC_SPCT CTL_T(KC_SPC)
#define KC_ENSF SFT_T(KC_ENT)
#define KC_SFTA SFT_T(KC_A)
#define KC_CTSF S(KC_LCTL)
#define KC_CAEC MT(MOD_LCTL | MOD_LALT, KC_ESC)
#define KC_CSTB C_S_T(KC_TAB)
#define KC_IMON ALT_T(KC_F13)
#define KC_IMOF GUI_T(KC_F14)
#define KC_SRO S(KC_RO)
#define KC_SYEN S(KC_JYEN)
#define KC_CAD LCA(KC_DEL)
#define KC_RST RESET

#define LONGPRESS_DELAY 150

// Fillers to make layering more clear
#define KC_ KC_TRNS 
#define KC_ KC_TRNS
#define KC_XXXX KC_NO

const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {

  [_QWERTY] = LAYOUT_kc(  
  [_QWERTY] = LAYOUT_kc(
  //,----+----+----+----+----+----+               +----+----+----+----+----+----.
     ESC , Q  , W  , E  , R  , T  ,                 Y  , U  , I  , O  , P  ,DEL ,
     CAEC, Q  , W  , E  , R  , T  ,                 Y  , U  , I  , O  , P  ,DEL ,
  //|----+----+----+----+----+----+----+     +----+----+----+----+----+----+----|
     TAB ,SFTA, S  , D  , F  , G  ,LPRN,      RPRN, H  , J  , K  , L  ,SCLN,BSPC,
     CSTB, A  , S  , D  , F  , G  ,LPRN,      RPRN, H  , J  , K  , L  ,SCLN,BSPC,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
     CTSF, Z  , X  , C  , V  , B  ,LBRC,      RBRC, N  , M  ,COMM,DOT ,SLSH,QUOT,
     LSFT, Z  , X  , C  , V  , B  ,LBRC,      RBRC, N  , M  ,COMM,DOT ,SLSH,QUOT,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
                         IMOF,LWR ,SPCT,      ENSF,RSE ,IMON
  //                    +----+----+---/       \---+----+----+
  ),

  [_LOWER] = LAYOUT_kc(  
  [_LOWER] = LAYOUT_kc(
  //,----+----+----+----+----+----+               +----+----+----+----+----+----.
         ,EXLM, AT ,HASH,DLR ,PERC,                CIRC,AMPR,ASTR,LPRN,RPRN,    ,
  //|----+----+----+----+----+----+----+     +----+----+----+----+----+----+----|


@@ 69,60 101,60 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
         , F7 , F8 , F9 , F10, F11, F12,      TILD,PIPE,UNDS,PLUS,LCBR,RCBR,    ,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
                             ,    ,    ,          ,    ,    
                             ,    ,    ,          ,    ,
  //                    +----+----+---/       \---+----+----+
  ),

  [_RAISE] = LAYOUT_kc(  
  [_RAISE] = LAYOUT_kc(
  //,----+----+----+----+----+----+               +----+----+----+----+----+----.
         , 1  , 2  , 3  , 4  , 5  ,                 6  , 7  , 8  , 9  , 0  ,    ,
  //|----+----+----+----+----+----+----+     +----+----+----+----+----+----+----|
         ,    ,    ,    ,    ,    ,    ,      XXXX,LEFT,DOWN, UP ,RGHT,END ,    ,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
         ,    ,    ,    ,    ,    ,    ,      HOME,XXXX,XXXX,XXXX,XXXX,XXXX,    ,
         ,    ,    ,    ,    ,    ,    ,      HOME,XXXX,PGDN,PGUP,XXXX,XXXX,    ,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
                             ,    ,    ,          ,    ,    
                             ,    ,    ,          ,    ,
  //                    +----+----+---/       \---+----+----+
  ),

  [_PSEUDO_US] = LAYOUT_kc(  
  [_PSEUDO_US] = LAYOUT_kc(
  //,----+----+----+----+----+----+               +----+----+----+----+----+----.
     ESC , Q  , W  , E  , R  , T  ,                 Y  , U  , I  , O  , P  ,DEL ,
     CAEC, Q  , W  , E  , R  , T  ,                 Y  , U  , I  , O  , P  ,DEL ,
  //|----+----+----+----+----+----+----+     +----+----+----+----+----+----+----|
     TAB ,SFTA, S  , D  , F  , G  ,ASTR,      LPRN, H  , J  , K  , L  ,FN0 ,BSPC,
     CSTB, A  , S  , D  , F  , G  ,JLPR,      JRPR, H  , J  , K  , L  ,J2US,BSPC,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
     CTSF, Z  , X  , C  , V  , B  ,FN0 ,      FN0 , N  , M  ,COMM,DOT ,SLSH,FN0 ,
     LSFT, Z  , X  , C  , V  , B  ,J2US,      J2US, N  , M  ,COMM,DOT ,SLSH,J2US,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
                         IMOF,P_LW,SPCT,      ENSF,P_RS,IMON
  //                    +----+----+---/       \---+----+----+
  ),


  [_PSEUDO_US_LOWER] = LAYOUT_kc(  
  [_PSEUDO_US_LOWER] = LAYOUT_kc(
  //,----+----+----+----+----+----+               +----+----+----+----+----+----.
         ,EXLM,LBRC,HASH,DLR ,PERC,                EQL ,CIRC, DQT,ASTR,LPRN,    ,
         ,EXLM,JAT ,HASH,DLR ,PERC,                JCIR,JAMP,JAST,JLPR,JRPR,    ,
  //|----+----+----+----+----+----+----+     +----+----+----+----+----+----+----|
         , F1 , F2 , F3 , F4 , F5 , F6 ,      LCBR,JYEN,MINS,UNDS,RBRC,BSLS,    ,
         , F1 , F2 , F3 , F4 , F5 , F6 ,      JGRV,JBSL,MINS,JEQL,JLBR,JRBR,    ,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
         , F7 , F8 , F9 , F10, F11, F12,      PLUS,SYEN,SRO ,COLN,RCBR,PIPE,    ,
         , F7 , F8 , F9 , F10, F11, F12,      JTIL,JPIP,JUND,JPLU,JLCB,JRCB,    ,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
                             ,    ,    ,          ,    ,    
                             ,    ,    ,          ,    ,
  //                    +----+----+---/       \---+----+----+
  ),

  [_PSEUDO_US_RAISE] = LAYOUT_kc(  
  [_PSEUDO_US_RAISE] = LAYOUT_kc(
  //,----+----+----+----+----+----+               +----+----+----+----+----+----.
         , 1  , 2  , 3  , 4  , 5  ,                 6  , 7  , 8  , 9  , 0  ,    ,
  //|----+----+----+----+----+----+----+     +----+----+----+----+----+----+----|
         ,    ,    ,    ,    ,    , GRV,      XXXX,LEFT,DOWN, UP ,RGHT,END ,    ,
         ,    ,    ,    ,    ,    ,JZHT,      XXXX,LEFT,DOWN, UP ,RGHT,END ,    ,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
         ,    ,    ,    ,    ,    ,    ,      HOME,XXXX,XXXX,XXXX,XXXX,XXXX,    ,
         ,    ,    ,    ,    ,    ,    ,      HOME,XXXX,PGDN,PGUP,XXXX,XXXX,    ,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
                             ,    ,    ,          ,    ,    
                             ,    ,    ,          ,    ,
  //                    +----+----+---/       \---+----+----+
  ),

  [_ADJUST] = LAYOUT_kc(  
  [_ADJUST] = LAYOUT_kc(
  //,----+----+----+----+----+----+               +----+----+----+----+----+----.
         ,    ,    ,    ,    ,    ,                    ,    ,    ,    ,    ,    ,
  //|----+----+----+----+----+----+----+     +----+----+----+----+----+----+----|


@@ 130,90 162,130 @@ const uint16_t PROGMEM keymaps[][MATRIX_ROWS][MATRIX_COLS] = {
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
         ,    ,    ,    ,    ,    ,RST ,      P_US,    ,    ,    ,    ,    ,    ,
  //|----+----+----+----+----+----+----|     |----+----+----+----+----+----+----|
                             ,    ,    ,          ,    ,    
                             ,    ,    ,          ,    ,
  //                    +----+----+---/       \---+----+----+
  )

};

uint32_t layer_state_set_user(uint32_t state) {
  switch (biton32(state)) {
    case _PSEUDO_US_LOWER:
    case _PSEUDO_US_RAISE:
      return update_tri_layer_state(state, _PSEUDO_US_RAISE, _PSEUDO_US_LOWER, _ADJUST);
      break;
    default:
      return update_tri_layer_state(state, _RAISE, _LOWER, _ADJUST);
      break;
  }
}

/*
 * user defined action function
 */
enum function_id {
    PSEUDO_US_FUNCTION,
};
//SSD1306 OLED update loop, make sure to add #define SSD1306OLED in config.h
#ifdef SSD1306OLED

void action_function(keyrecord_t *record, uint8_t id, uint8_t opt) {
    switch (id)
    {
    case PSEUDO_US_FUNCTION:
        action_pseudo_lut(record, _QWERTY, keymap_jis2us);
        break;
    }
}
// You need to add source files to SRC in rules.mk when using OLED display functions
void set_keylog(uint16_t keycode);
const char *read_keylog(void);
const char *read_modifier_state(void);
const char *read_host_led_state(void);

/*
 * Fn action definition
 */
const uint16_t PROGMEM fn_actions[] = {
    [0] = ACTION_FUNCTION(PSEUDO_US_FUNCTION),
};
void matrix_init_user(void) {
  iota_gfx_init(false);   // turns on the display
}

void matrix_scan_user(void) {
    uint8_t layer = biton32(layer_state);
  iota_gfx_task();  // this is what updates the display continuously
}

void matrix_update(struct CharacterMatrix *dest, const struct CharacterMatrix *source) {
  if (memcmp(dest->display, source->display, sizeof(dest->display))) {
    memcpy(dest->display, source->display, sizeof(dest->display));
    dest->dirty = true;
  }
}

void render_status(struct CharacterMatrix *matrix) {
  // Layer state
  char layer_str[22];
  matrix_write(matrix, "Layer: ");
  uint8_t layer = biton32(layer_state);
  uint8_t default_layer = biton32(eeconfig_read_default_layer());
    switch (layer) {
      case _LOWER:
          set_led_red;
          break;
      case _QWERTY:
        switch (default_layer) {
          case _QWERTY:
            snprintf(layer_str, sizeof(layer_str), "Qwerty");
            break;
          case _PSEUDO_US:
            snprintf(layer_str, sizeof(layer_str), "Psuedo_US");
            break;
          default:
            snprintf(layer_str, sizeof(layer_str), "Undef-%d", default_layer);
            break;
        }
        break;
      case _RAISE:
          set_led_blue;
          break;
      case _PSEUDO_US_LOWER:
          set_led_yellow;
          break;
        snprintf(layer_str, sizeof(layer_str), "Raise");
        break;
      case _LOWER:
        snprintf(layer_str, sizeof(layer_str), "Lower");
        break;
      case _PSEUDO_US_RAISE:
          set_led_cyan;
          break;
        snprintf(layer_str, sizeof(layer_str), "P_US_Raise");
        break;
      case _PSEUDO_US_LOWER:
        snprintf(layer_str, sizeof(layer_str), "P_US_Lower");
        break;
      case _ADJUST:
          set_led_magenta;
          break;
        snprintf(layer_str, sizeof(layer_str), "Adjust");
        break;
      default:
          set_led_green;
          break;
        snprintf(layer_str, sizeof(layer_str), "Undef-%d", layer);
    }
};
  matrix_write_ln(matrix, layer_str);
  // Last entered keycode
  matrix_write_ln(matrix, read_keylog());
  // Modifier state
  matrix_write_ln(matrix, read_modifier_state());
  // Host Keyboard LED Status
  matrix_write(matrix, read_host_led_state());
}

uint32_t layer_state_set_user(uint32_t state) {
  switch (biton32(state)) {
    case _PSEUDO_US:
      return update_tri_layer_state(state, _PSEUDO_US_RAISE, _PSEUDO_US_LOWER, _ADJUST);
      break;
    case _PSEUDO_US_LOWER:
      return update_tri_layer_state(state, _PSEUDO_US_RAISE, _PSEUDO_US_LOWER, _ADJUST);
      break;
    case _PSEUDO_US_RAISE: 
      return update_tri_layer_state(state, _PSEUDO_US_RAISE, _PSEUDO_US_LOWER, _ADJUST);
      break;
    default:
      return update_tri_layer_state(state, _RAISE, _LOWER, _ADJUST);
      break;
void iota_gfx_task_user(void) {
  struct CharacterMatrix matrix;

#if DEBUG_TO_SCREEN
  if (debug_enable) {
    return;
  }
#endif

  matrix_clear(&matrix);
  render_status(&matrix);
  matrix_update(&display, &matrix);
}

#endif//SSD1306OLED

bool process_record_user(uint16_t keycode, keyrecord_t *record) {
  #ifdef SSD1306OLED
    if (record->event.pressed) {
      set_keylog(keycode);
    }
  #endif
  switch (keycode) {
    case QWERTY:
      if (record->event.pressed) {
        set_single_persistent_default_layer(_QWERTY);
      }
      return false;
      break;
    case PSEUDO_US:
      if (record->event.pressed) {
        set_single_persistent_default_layer(_PSEUDO_US);
      }
      return false;
      break;
    case JIS2US:
      action_pseudo_lut(record, _QWERTY, keymap_jis2us);
      break;
  }
  return true;

M keyboards/comet46/keymaps/satt/keymap_jis2us.h => keyboards/comet46/keymaps/satt/keymap_jis2us.h +23 -23
@@ 3,30 3,30 @@

/* keymap for convert from JIS to US */
const uint16_t PROGMEM keymap_jis2us[][2] = {
    [KC_A ... KC_CAPS] = { 0x00, 0x00 }, /* default value */
  [KC_A ... KC_CAPS] = { 0x00, 0x00 }, /* default value */

    [KC_1]    = { KC_1,    KC_EXLM    }, /* 1 and ! -> 1 and ! */
    [KC_2]    = { KC_2,    KC_LBRC    }, /* 2 and " -> 2 and @ */
    [KC_3]    = { KC_3,    KC_HASH    }, /* 3 and # -> 3 and # */
    [KC_4]    = { KC_4,    KC_DLR     }, /* 4 and $ -> 4 and $ */
    [KC_5]    = { KC_5,    KC_PERC    }, /* 5 and % -> 5 and % */
    [KC_6]    = { KC_6,    KC_EQL     }, /* 6 and & -> 6 and ^ */
    [KC_7]    = { KC_7,    KC_CIRC    }, /* 7 and ' -> 7 and & */
    [KC_8]    = { KC_8,    KC_DQT     }, /* 8 and ( -> 8 and * */
    [KC_9]    = { KC_9,    KC_ASTR    }, /* 9 and ) -> 9 and ( */
    [KC_0]    = { KC_0,    KC_LPRN    }, /* 0 and (no assign) -> 0 and ) */
    [KC_MINS] = { KC_MINS, S(KC_RO)   }, /* - and = -> - and _ */
    [KC_EQL]  = { KC_UNDS, KC_COLN    }, /* ^ and ~ -> = and + */
    [KC_LBRC] = { KC_RBRC, KC_RCBR    }, /* @ and ` -> [ and { */
    [KC_RBRC] = { KC_BSLS, KC_PIPE    }, /* [ and { -> ] and } */
    [KC_BSLS] = { KC_JYEN, S(KC_JYEN) }, /* ] and } -> / and | */
    [KC_NUHS] = { KC_NUHS, S(KC_NUHS) }, /* (no assign) */
    [KC_SCLN] = { KC_SCLN, KC_QUOT    }, /* ; and + -> ; and : */
    [KC_QUOT] = { KC_AMPR, KC_AT      }, /* : and * -> ' and " */
    [KC_GRV]  = { KC_LCBR, KC_PLUS    }, /* (no assign) -> ` and ~ */
    [KC_COMM] = { KC_COMM, KC_LT      }, /* , and < -> , and < */
    [KC_DOT]  = { KC_DOT,  KC_GT      }, /* . and > -> . and > */
    [KC_SLSH] = { KC_SLSH, KC_QUES    }, /* / and ? -> / and ? */
  [KC_1]    = { KC_1,    KC_EXLM    }, /* 1 and ! -> 1 and ! */
  [KC_2]    = { KC_2,    KC_LBRC    }, /* 2 and " -> 2 and @ */
  [KC_3]    = { KC_3,    KC_HASH    }, /* 3 and # -> 3 and # */
  [KC_4]    = { KC_4,    KC_DLR     }, /* 4 and $ -> 4 and $ */
  [KC_5]    = { KC_5,    KC_PERC    }, /* 5 and % -> 5 and % */
  [KC_6]    = { KC_6,    KC_EQL     }, /* 6 and & -> 6 and ^ */
  [KC_7]    = { KC_7,    KC_CIRC    }, /* 7 and ' -> 7 and & */
  [KC_8]    = { KC_8,    KC_DQT     }, /* 8 and ( -> 8 and * */
  [KC_9]    = { KC_9,    KC_ASTR    }, /* 9 and ) -> 9 and ( */
  [KC_0]    = { KC_0,    KC_LPRN    }, /* 0 and (no assign) -> 0 and ) */
  [KC_MINS] = { KC_MINS, S(KC_RO)   }, /* - and = -> - and _ */
  [KC_EQL]  = { KC_UNDS, KC_COLN    }, /* ^ and ~ -> = and + */
  [KC_LBRC] = { KC_RBRC, KC_RCBR    }, /* @ and ` -> [ and { */
  [KC_RBRC] = { KC_BSLS, KC_PIPE    }, /* [ and { -> ] and } */
  [KC_BSLS] = { KC_JYEN, S(KC_JYEN) }, /* ] and } -> / and | */
  [KC_NUHS] = { KC_NUHS, S(KC_NUHS) }, /* (no assign) */
  [KC_SCLN] = { KC_SCLN, KC_QUOT    }, /* ; and + -> ; and : */
  [KC_QUOT] = { KC_AMPR, KC_AT      }, /* : and * -> ' and " */
  [KC_GRV]  = { KC_LCBR, KC_PLUS    }, /* (no assign) -> ` and ~ */
  [KC_COMM] = { KC_COMM, KC_LT      }, /* , and < -> , and < */
  [KC_DOT]  = { KC_DOT,  KC_GT      }, /* . and > -> . and > */
  [KC_SLSH] = { KC_SLSH, KC_QUES    }, /* / and ? -> / and ? */
};

#endif

M keyboards/comet46/keymaps/satt/rules.mk => keyboards/comet46/keymaps/satt/rules.mk +5 -24
@@ 1,26 1,7 @@
SRC += action_pseudo_lut.c

# 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 = no       # Audio control and System control(+450)
CONSOLE_ENABLE = no         # Console for debug(+400)
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
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. 
ONEHAND_ENABLE = no        # Enable one-hand typing

# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE
SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend

ifndef QUANTUM_DIR
	include ../../../../Makefile
endif
# If you want to change display settings of the OLED, you need to change the following lines
SRC +=  ./lib/glcdfont.c \
		./lib/keylogger.c \
        ./lib/modifier_state_reader.c \
        ./lib/host_led_state_reader.c

A keyboards/comet46/lib/glcdfont.c => keyboards/comet46/lib/glcdfont.c +148 -0
@@ 0,0 1,148 @@
// This is the 'classic' fixed-space bitmap font for Adafruit_GFX since 1.0.
// See gfxfont.h for newer custom bitmap font info.

#ifndef FONT5X7_H
#define FONT5X7_H

#ifdef __AVR__
 #include <avr/io.h>
 #include <avr/pgmspace.h>
#elif defined(ESP8266)
 #include <pgmspace.h>
#else
 #define PROGMEM
#endif

// Standard ASCII 5x7 font

const unsigned char font[] PROGMEM = {
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  0x3E, 0x5B, 0x4F, 0x5B, 0x3E, 0x00,
  0x3E, 0x6B, 0x4F, 0x6B, 0x3E, 0x00,
  0x1C, 0x3E, 0x7C, 0x3E, 0x1C, 0x00,
  0x18, 0x3C, 0x7E, 0x3C, 0x18, 0x00,
  0x1C, 0x57, 0x7D, 0x57, 0x1C, 0x00,
  0x1C, 0x5E, 0x7F, 0x5E, 0x1C, 0x00,
  0x00, 0x18, 0x3C, 0x18, 0x00, 0x00,
  0xFF, 0xE7, 0xC3, 0xE7, 0xFF, 0x00,
  0x00, 0x18, 0x24, 0x18, 0x00, 0x00,
  0xFF, 0xE7, 0xDB, 0xE7, 0xFF, 0x00,
  0x30, 0x48, 0x3A, 0x06, 0x0E, 0x00,
  0x26, 0x29, 0x79, 0x29, 0x26, 0x00,
  0x40, 0x7F, 0x05, 0x05, 0x07, 0x00,
  0x40, 0x7F, 0x05, 0x25, 0x3F, 0x00,
  0x5A, 0x3C, 0xE7, 0x3C, 0x5A, 0x00,
  0x7F, 0x3E, 0x1C, 0x1C, 0x08, 0x00,
  0x08, 0x1C, 0x1C, 0x3E, 0x7F, 0x00,
  0x14, 0x22, 0x7F, 0x22, 0x14, 0x00,
  0x5F, 0x5F, 0x00, 0x5F, 0x5F, 0x00,
  0x06, 0x09, 0x7F, 0x01, 0x7F, 0x00,
  0x00, 0x66, 0x89, 0x95, 0x6A, 0x00,
  0x60, 0x60, 0x60, 0x60, 0x60, 0x00,
  0x94, 0xA2, 0xFF, 0xA2, 0x94, 0x00,
  0x08, 0x04, 0x7E, 0x04, 0x08, 0x00,
  0x10, 0x20, 0x7E, 0x20, 0x10, 0x00,
  0x08, 0x08, 0x2A, 0x1C, 0x08, 0x00,
  0x08, 0x1C, 0x2A, 0x08, 0x08, 0x00,
  0x1E, 0x10, 0x10, 0x10, 0x10, 0x00,
  0x0C, 0x1E, 0x0C, 0x1E, 0x0C, 0x00,
  0x30, 0x38, 0x3E, 0x38, 0x30, 0x00,
  0x06, 0x0E, 0x3E, 0x0E, 0x06, 0x00,
  0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
  0x00, 0x00, 0x5F, 0x00, 0x00, 0x00,
  0x00, 0x07, 0x00, 0x07, 0x00, 0x00,
  0x14, 0x7F, 0x14, 0x7F, 0x14, 0x00,
  0x24, 0x2A, 0x7F, 0x2A, 0x12, 0x00,
  0x23, 0x13, 0x08, 0x64, 0x62, 0x00,
  0x36, 0x49, 0x56, 0x20, 0x50, 0x00,
  0x00, 0x08, 0x07, 0x03, 0x00, 0x00,
  0x00, 0x1C, 0x22, 0x41, 0x00, 0x00,
  0x00, 0x41, 0x22, 0x1C, 0x00, 0x00,
  0x2A, 0x1C, 0x7F, 0x1C, 0x2A, 0x00,
  0x08, 0x08, 0x3E, 0x08, 0x08, 0x00,
  0x00, 0x80, 0x70, 0x30, 0x00, 0x00,
  0x08, 0x08, 0x08, 0x08, 0x08, 0x00,
  0x00, 0x00, 0x60, 0x60, 0x00, 0x00,
  0x20, 0x10, 0x08, 0x04, 0x02, 0x00,
  0x3E, 0x51, 0x49, 0x45, 0x3E, 0x00,
  0x00, 0x42, 0x7F, 0x40, 0x00, 0x00,
  0x72, 0x49, 0x49, 0x49, 0x46, 0x00,
  0x21, 0x41, 0x49, 0x4D, 0x33, 0x00,
  0x18, 0x14, 0x12, 0x7F, 0x10, 0x00,
  0x27, 0x45, 0x45, 0x45, 0x39, 0x00,
  0x3C, 0x4A, 0x49, 0x49, 0x31, 0x00,
  0x41, 0x21, 0x11, 0x09, 0x07, 0x00,
  0x36, 0x49, 0x49, 0x49, 0x36, 0x00,
  0x46, 0x49, 0x49, 0x29, 0x1E, 0x00,
  0x00, 0x00, 0x14, 0x00, 0x00, 0x00,
  0x00, 0x40, 0x34, 0x00, 0x00, 0x00,
  0x00, 0x08, 0x14, 0x22, 0x41, 0x00,
  0x14, 0x14, 0x14, 0x14, 0x14, 0x00,
  0x00, 0x41, 0x22, 0x14, 0x08, 0x00,
  0x02, 0x01, 0x59, 0x09, 0x06, 0x00,
  0x3E, 0x41, 0x5D, 0x59, 0x4E, 0x00,
  0x7C, 0x12, 0x11, 0x12, 0x7C, 0x00,
  0x7F, 0x49, 0x49, 0x49, 0x36, 0x00,
  0x3E, 0x41, 0x41, 0x41, 0x22, 0x00,
  0x7F, 0x41, 0x41, 0x41, 0x3E, 0x00,
  0x7F, 0x49, 0x49, 0x49, 0x41, 0x00,
  0x7F, 0x09, 0x09, 0x09, 0x01, 0x00,
  0x3E, 0x41, 0x41, 0x51, 0x73, 0x00,
  0x7F, 0x08, 0x08, 0x08, 0x7F, 0x00,
  0x00, 0x41, 0x7F, 0x41, 0x00, 0x00,
  0x20, 0x40, 0x41, 0x3F, 0x01, 0x00,
  0x7F, 0x08, 0x14, 0x22, 0x41, 0x00,
  0x7F, 0x40, 0x40, 0x40, 0x40, 0x00,
  0x7F, 0x02, 0x1C, 0x02, 0x7F, 0x00,
  0x7F, 0x04, 0x08, 0x10, 0x7F, 0x00,
  0x3E, 0x41, 0x41, 0x41, 0x3E, 0x00,
  0x7F, 0x09, 0x09, 0x09, 0x06, 0x00,
  0x3E, 0x41, 0x51, 0x21, 0x5E, 0x00,
  0x7F, 0x09, 0x19, 0x29, 0x46, 0x00,
  0x26, 0x49, 0x49, 0x49, 0x32, 0x00,
  0x03, 0x01, 0x7F, 0x01, 0x03, 0x00,
  0x3F, 0x40, 0x40, 0x40, 0x3F, 0x00,
  0x1F, 0x20, 0x40, 0x20, 0x1F, 0x00,
  0x3F, 0x40, 0x38, 0x40, 0x3F, 0x00,
  0x63, 0x14, 0x08, 0x14, 0x63, 0x00,
  0x03, 0x04, 0x78, 0x04, 0x03, 0x00,
  0x61, 0x59, 0x49, 0x4D, 0x43, 0x00,
  0x00, 0x7F, 0x41, 0x41, 0x41, 0x00,
  0x02, 0x04, 0x08, 0x10, 0x20, 0x00,
  0x00, 0x41, 0x41, 0x41, 0x7F, 0x00,
  0x04, 0x02, 0x01, 0x02, 0x04, 0x00,
  0x40, 0x40, 0x40, 0x40, 0x40, 0x00,
  0x00, 0x03, 0x07, 0x08, 0x00, 0x00,
  0x20, 0x54, 0x54, 0x78, 0x40, 0x00,
  0x7F, 0x28, 0x44, 0x44, 0x38, 0x00,
  0x38, 0x44, 0x44, 0x44, 0x28, 0x00,
  0x38, 0x44, 0x44, 0x28, 0x7F, 0x00,
  0x38, 0x54, 0x54, 0x54, 0x18, 0x00,
  0x00, 0x08, 0x7E, 0x09, 0x02, 0x00,
  0x18, 0xA4, 0xA4, 0x9C, 0x78, 0x00,
  0x7F, 0x08, 0x04, 0x04, 0x78, 0x00,
  0x00, 0x44, 0x7D, 0x40, 0x00, 0x00,
  0x20, 0x40, 0x40, 0x3D, 0x00, 0x00,
  0x7F, 0x10, 0x28, 0x44, 0x00, 0x00,
  0x00, 0x41, 0x7F, 0x40, 0x00, 0x00,
  0x7C, 0x04, 0x78, 0x04, 0x78, 0x00,
  0x7C, 0x08, 0x04, 0x04, 0x78, 0x00,
  0x38, 0x44, 0x44, 0x44, 0x38, 0x00,
  0xFC, 0x18, 0x24, 0x24, 0x18, 0x00,
  0x18, 0x24, 0x24, 0x18, 0xFC, 0x00,
  0x7C, 0x08, 0x04, 0x04, 0x08, 0x00,
  0x48, 0x54, 0x54, 0x54, 0x24, 0x00,
  0x04, 0x04, 0x3F, 0x44, 0x24, 0x00,
  0x3C, 0x40, 0x40, 0x20, 0x7C, 0x00,
  0x1C, 0x20, 0x40, 0x20, 0x1C, 0x00,
  0x3C, 0x40, 0x30, 0x40, 0x3C, 0x00,
  0x44, 0x28, 0x10, 0x28, 0x44, 0x00,
  0x4C, 0x90, 0x90, 0x90, 0x7C, 0x00,
  0x44, 0x64, 0x54, 0x4C, 0x44, 0x00,
  0x00, 0x08, 0x36, 0x41, 0x00, 0x00,
  0x00, 0x00, 0x77, 0x00, 0x00, 0x00,
  0x00, 0x41, 0x36, 0x08, 0x00, 0x00,
  0x02, 0x01, 0x02, 0x04, 0x02, 0x00,
  0x3C, 0x26, 0x23, 0x26, 0x3C, 0x00
};
#endif // FONT5X7_H

A keyboards/comet46/lib/host_led_state_reader.c => keyboards/comet46/lib/host_led_state_reader.c +15 -0
@@ 0,0 1,15 @@
#include <stdio.h>
#include "comet46.h"

char host_led_state_str[22];

const char *read_host_led_state(void) {
  uint8_t leds = host_keyboard_leds();

  snprintf(host_led_state_str, sizeof(host_led_state_str), "Lock: %s%s%s",
           (leds & (1 << USB_LED_CAPS_LOCK)) ? "CAPL " : "",
           (leds & (1 << USB_LED_SCROLL_LOCK)) ? "SCRL " : "",
           (leds & (1 << USB_LED_NUM_LOCK)) ? "NUML" : "");

  return host_led_state_str;
}

A keyboards/comet46/lib/keylogger.c => keyboards/comet46/lib/keylogger.c +294 -0
@@ 0,0 1,294 @@
#include <stdio.h>

#ifdef __AVR__
 #include <avr/io.h>
 #include <avr/pgmspace.h>
#else
 #define PROGMEM
#endif

#define NUM_USB_HID_KEYCODES 255
#define LEN_KEYCODE_STR 4

char keylog[22] = {"KC:       ID: "};

// Quick and dirty way to display USB HID keycodes used in QMK
// USB HID keycodes from 0x0000 to 0x00FF are stored in a 4x256+1 length char
const char code_to_name[] PROGMEM = {
  "NO  " //0x00
  "TRNS"
  "?   "
  "?   "
  "A   "
  "B   "
  "C   "
  "D   "
  "E   "
  "F   "
  "G   "
  "H   "
  "I   "
  "J   "
  "K   "
  "L   "
  "M   " //0x10
  "N   "
  "O   "
  "P   "
  "Q   "
  "R   "
  "S   "
  "T   "
  "U   "
  "V   "
  "W   "
  "X   "
  "Y   "
  "Z   "
  "1   "
  "2   "
  "3   "  //0x20
  "4   "
  "5   "
  "6   "
  "7   "
  "8   "
  "9   "
  "0   "
  "ENT "
  "ESC "
  "BSPC"
  "TAB "
  "SPC "
  "MINS"
  "EQL "
  "LBRC"
  "RBRC" //0x30
  "BSLS"
  "NUHS"
  "SCLN"
  "QUOT"
  "GRV "
  "COMM"
  "DOT "
  "SLSH"
  "CAPS"
  "F1  "
  "F2  "
  "F3  "
  "F4  "
  "F5  "
  "F6  "
  "F7  " //0x40
  "F8  "
  "F9  "
  "F10 "
  "F11 "
  "F12 "
  "PSCR"
  "SLCK"
  "PAUS"
  "INS "
  "HOME"
  "PGUP"
  "DEL "
  "END "
  "PGDN"
  "RGHT"
  "LEFT" //0x50
  "DOWN"
  "UP  "
  "NLCK"
  "PSLS"
  "PAST"
  "PMNS"
  "PPLS"
  "PENT"
  "P1  "
  "P2  "
  "P3  "
  "P4  "
  "P5  "
  "P6  "
  "P7  "
  "P8  " //0x60
  "P9  "
  "P0  "
  "PDOT"
  "NUBS"
  "APP "
  "POW "
  "PEQL"
  "F13 "
  "F14 "
  "F15 "
  "F16 "
  "F17 "
  "F18 "
  "F19 "
  "F20 "
  "F21 " //0x70
  "F22 "
  "F23 "
  "F24 "
  "EXEC"
  "HELP"
  "MENU"
  "SLCT"
  "STOP"
  "AGIN"
  "UNDO"
  "CUT "
  "COPY"
  "PSTE"
  "FIND"
  "_MUT"
  "_VUP" //0x80
  "_VDN"
  "LCAP"
  "LNUM"
  "LSCR"
  "PCMM"
  "PEQA"
  "INT1"
  "INT2"
  "INT3"
  "INT4"
  "INT5"
  "INT6"
  "INT7"
  "INT8"
  "INT9"
  "LAN1" //0x90
  "LAN2"
  "LAN3"
  "LAN4"
  "LAN5"
  "LAN6"
  "LAN7"
  "LAN8"
  "LAN9"
  "ERAS"
  "SYSR"
  "CNCL"
  "CLR "
  "PRIR"
  "RTRN"
  "SEP "
  "OUT " //0xA0
  "OPER"
  "CLRA"
  "CSEL"
  "ESEL"
  "PWR " //0xA5
  "SLEP"
  "WAKE"
  "MUTE"
  "VOLU"
  "VOLD"
  "MNXT"
  "MPRV"
  "MSTP"
  "MPLY"
  "MSEL"
  "EJCT" //0xB0
  "MAIL"
  "CALC"
  "MYCM"
  "WSCH"
  "WHOM"
  "WBAK"
  "WFWD"
  "WSTP"
  "WREF"
  "WFAV"
  "MFFD"
  "MRWD"
  "BRIU"
  "BRID"
  "?   "
  "FN0 " //0xC0
  "FN1 "
  "FN2 "
  "FN3 "
  "FN4 "
  "FN5 "
  "FN6 "
  "FN7 "
  "FN8 "
  "FN9 "
  "FN10"
  "FN11"
  "FN12"
  "FN13"
  "FN14"
  "FN15"
  "FN16" //0xD0
  "FN17"
  "FN18"
  "FN19"
  "FN20"
  "FN21"
  "FN22"
  "FN23"
  "FN24"
  "FN25"
  "FN26"
  "FN27"
  "FN28"
  "FN29"
  "FN30"
  "FN31"
  "LCTL" //0xE0
  "LSFT"
  "LALT"
  "LGUI"
  "RCTL"
  "RSFT"
  "RALT"
  "RGUI"
  "?   "
  "?   "
  "?   "
  "?   "
  "?   "
  "?   "
  "?   "
  "?   "
  "MS_U" //0xF0
  "MS_D"
  "MS_L"
  "MS_R"
  "BTN1"
  "BTN2"
  "BTN3"
  "BTN4"
  "BTN5"
  "WH_U"
  "WH_D"
  "WH_L"
  "WH_R"
  "ACL0"
  "ACL1"
  "ACL2"
};

void set_keylog(uint16_t keycode)
{
  char name[LEN_KEYCODE_STR+1] = "?   ";

  if (keycode <= NUM_USB_HID_KEYCODES) {
    for (uint8_t k = 0; k < LEN_KEYCODE_STR; k++) {
      name[k] =  pgm_read_byte_near(code_to_name + keycode * LEN_KEYCODE_STR + k);
    }
  } else if (keycode > NUM_USB_HID_KEYCODES) {
    snprintf(name, sizeof(name), "QMK ");
  }

  // update keylog
  snprintf(keylog, sizeof(keylog), "KC: %s  ID: %d", name, keycode);
}

const char *read_keylog(void) {
  return keylog;
}

A keyboards/comet46/lib/modifier_state_reader.c => keyboards/comet46/lib/modifier_state_reader.c +18 -0
@@ 0,0 1,18 @@
#include <stdio.h>
#include "comet46.h"

char modifier_state_str[22];

const char *read_modifier_state(void) {
  uint8_t modifiers = get_mods();
  uint8_t one_shot = get_oneshot_mods();
  
  snprintf(modifier_state_str, sizeof(modifier_state_str), "Mod: %s%s%s%s",
    (modifiers & MODS_CTRL_MASK || one_shot & MODS_CTRL_MASK) ? "CTL " : "",
    (modifiers & MODS_GUI_MASK || one_shot & MODS_GUI_MASK) ? "GUI " : "",
    (modifiers & MODS_ALT_MASK || one_shot & MODS_ALT_MASK) ? "ALT " : "",
    (modifiers & MODS_SHIFT_MASK || one_shot & MODS_SHIFT_MASK) ? "SFT" : ""
  );

  return modifier_state_str;
}

M keyboards/comet46/readme.md => keyboards/comet46/readme.md +3 -2
@@ 1,6 1,6 @@
# Comet46

![Comet46](https://user-images.githubusercontent.com/39004890/42418180-d5bb188c-82d5-11e8-99fa-65020ce5ac5d.jpg)
![Comet46](https://user-images.githubusercontent.com/39004890/50396817-a1660600-07af-11e9-8611-3156c635db43.jpg)

A split wireless 40% column-staggered keyboard 



@@ 13,4 13,5 @@ Make example for this keyboard (after setting up your build environment):

    make comet46:default

See [build environment setup](https://docs.qmk.fm/build_environment_setup.html) then the [make instructions](https://docs.qmk.fm/make_instructions.html) for more information.
See [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) then the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information.


M keyboards/comet46/rules.mk => keyboards/comet46/rules.mk +5 -11
@@ 1,12 1,8 @@

OPT_DEFS += -DCOMET46_ORTHO_===PROMICRO
COMET46_UPLOAD_COMMAND = while [ ! -r $(USB) ]; do sleep 1; done; \
                         avrdude -p $(MCU) -c avr109 -U flash:w:$(TARGET).hex -P $(USB)

# # project specific files
SRC = matrix.c


SRC += matrix.c \
       i2c.c \
       ssd1306.c 
       
# MCU name
#MCU = at90usb1287
MCU = atmega32u4


@@ 24,8 20,6 @@ MCU = atmega32u4
#     software delays.
F_CPU = 16000000


#
# LUFA specific
#
# Target architecture (see library "Board Types" documentation).


@@ 48,7 42,7 @@ F_USB = $(F_CPU)
#     This definition is optional, and if your keyboard supports multiple bootloaders of
#     different sizes, comment this out, and the correct address will be loaded 
#     automatically (+60). See bootloader.mk for all options.
BOOTLOADER = caterina
# BOOTLOADER = caterina

# Interrupt driven control endpoint task(+60)
OPT_DEFS += -DINTERRUPT_CONTROL_ENDPOINT

A keyboards/comet46/ssd1306.c => keyboards/comet46/ssd1306.c +344 -0
@@ 0,0 1,344 @@
#ifdef SSD1306OLED

#include "ssd1306.h"
#include "i2c.h"
#include <string.h>
#include "print.h"
#ifdef ADAFRUIT_BLE_ENABLE
#include "adafruit_ble.h"
#endif
#ifdef PROTOCOL_LUFA
#include "lufa.h"
#endif
#include "sendchar.h"
#include "timer.h"

static const unsigned char font[] PROGMEM;

// Set this to 1 to help diagnose early startup problems
// when testing power-on with ble.  Turn it off otherwise,
// as the latency of printing most of the debug info messes
// with the matrix scan, causing keys to drop.
#define DEBUG_TO_SCREEN 0

//static uint16_t last_battery_update;
//static uint32_t vbat;
//#define BatteryUpdateInterval 10000 /* milliseconds */

// 'last_flush' is declared as uint16_t,
// so this must be less than 65535 
#define ScreenOffInterval 60000 /* milliseconds */
#if DEBUG_TO_SCREEN
static uint8_t displaying;
#endif
static uint16_t last_flush;

static bool force_dirty = true;

// Write command sequence.
// Returns true on success.
static inline bool _send_cmd1(uint8_t cmd) {
  bool res = false;

  if (i2c_start_write(SSD1306_ADDRESS)) {
    xprintf("failed to start write to %d\n", SSD1306_ADDRESS);
    goto done;
  }

  if (i2c_master_write(0x0 /* command byte follows */)) {
    print("failed to write control byte\n");

    goto done;
  }

  if (i2c_master_write(cmd)) {
    xprintf("failed to write command %d\n", cmd);
    goto done;
  }
  res = true;
done:
  i2c_master_stop();
  return res;
}

// Write 2-byte command sequence.
// Returns true on success
static inline bool _send_cmd2(uint8_t cmd, uint8_t opr) {
  if (!_send_cmd1(cmd)) {
    return false;
  }
  return _send_cmd1(opr);
}

// Write 3-byte command sequence.
// Returns true on success
static inline bool _send_cmd3(uint8_t cmd, uint8_t opr1, uint8_t opr2) {
  if (!_send_cmd1(cmd)) {
    return false;
  }
  if (!_send_cmd1(opr1)) {
    return false;
  }
  return _send_cmd1(opr2);
}

#define send_cmd1(c) if (!_send_cmd1(c)) {goto done;}
#define send_cmd2(c,o) if (!_send_cmd2(c,o)) {goto done;}
#define send_cmd3(c,o1,o2) if (!_send_cmd3(c,o1,o2)) {goto done;}

static void clear_display(void) {
  matrix_clear(&display);

  // Clear all of the display bits (there can be random noise
  // in the RAM on startup)
  send_cmd3(PageAddr, 0, (DisplayHeight / 8) - 1);
  send_cmd3(ColumnAddr, 0, DisplayWidth - 1);

  if (i2c_start_write(SSD1306_ADDRESS)) {
    goto done;
  }
  if (i2c_master_write(0x40)) {
    // Data mode
    goto done;
  }
  for (uint8_t row = 0; row < MatrixRows; ++row) {
    for (uint8_t col = 0; col < DisplayWidth; ++col) {
      i2c_master_write(0);
    }
  }

  display.dirty = false;

done:
  i2c_master_stop();
}

#if DEBUG_TO_SCREEN
#undef sendchar
static int8_t capture_sendchar(uint8_t c) {
  sendchar(c);
  iota_gfx_write_char(c);

  if (!displaying) {
    iota_gfx_flush();
  }
  return 0;
}
#endif

bool iota_gfx_init(bool rotate) {
  bool success = false;

  i2c_master_init();
  send_cmd1(DisplayOff);
  send_cmd2(SetDisplayClockDiv, 0x80);
  send_cmd2(SetMultiPlex, DisplayHeight - 1);

  send_cmd2(SetDisplayOffset, 0);


  send_cmd1(SetStartLine | 0x0);
  send_cmd2(SetChargePump, 0x14 /* Enable */);
  send_cmd2(SetMemoryMode, 0 /* horizontal addressing */);

  if(rotate){
    // the following Flip the display orientation 180 degrees
    send_cmd1(SegRemap);
    send_cmd1(ComScanInc);
  }else{
    // Flips the display orientation 0 degrees
    send_cmd1(SegRemap | 0x1);
    send_cmd1(ComScanDec);
  }

  send_cmd2(SetComPins, 0x2);
  send_cmd2(SetContrast, 0x8f);
  send_cmd2(SetPreCharge, 0xf1);
  send_cmd2(SetVComDetect, 0x40);
  send_cmd1(DisplayAllOnResume);
  send_cmd1(NormalDisplay);
  send_cmd1(DeActivateScroll);
  send_cmd1(DisplayOn);

  send_cmd2(SetContrast, 0); // Dim

  clear_display();

  success = true;

  iota_gfx_flush();

#if DEBUG_TO_SCREEN
  print_set_sendchar(capture_sendchar);
#endif

done:
  return success;
}

bool iota_gfx_off(void) {
  bool success = false;

  send_cmd1(DisplayOff);
  success = true;

done:
  return success;
}

bool iota_gfx_on(void) {
  bool success = false;

  send_cmd1(DisplayOn);
  success = true;

done:
  return success;
}

void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c) {
  *matrix->cursor = c;
  ++matrix->cursor;

  if (matrix->cursor - &matrix->display[0][0] == sizeof(matrix->display)) {
    // We went off the end; scroll the display upwards by one line
    memmove(&matrix->display[0], &matrix->display[1],
            MatrixCols * (MatrixRows - 1));
    matrix->cursor = &matrix->display[MatrixRows - 1][0];
    memset(matrix->cursor, ' ', MatrixCols);
  }
}

void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c) {
  matrix->dirty = true;

  if (c == '\n') {
    // Clear to end of line from the cursor and then move to the
    // start of the next line
    uint8_t cursor_col = (matrix->cursor - &matrix->display[0][0]) % MatrixCols;

    while (cursor_col++ < MatrixCols) {
      matrix_write_char_inner(matrix, ' ');
    }
    return;
  }

  matrix_write_char_inner(matrix, c);
}

void iota_gfx_write_char(uint8_t c) {
  matrix_write_char(&display, c);
}

void matrix_write(struct CharacterMatrix *matrix, const char *data) {
  const char *end = data + strlen(data);
  while (data < end) {
    matrix_write_char(matrix, *data);
    ++data;
  }
}

void matrix_write_ln(struct CharacterMatrix *matrix, const char *data) {
  char data_ln[strlen(data)+2];
  snprintf(data_ln, sizeof(data_ln), "%s\n", data);
  matrix_write(matrix, data_ln);
}

void iota_gfx_write(const char *data) {
  matrix_write(&display, data);
}

void matrix_write_P(struct CharacterMatrix *matrix, const char *data) {
  while (true) {
    uint8_t c = pgm_read_byte(data);
    if (c == 0) {
      return;
    }
    matrix_write_char(matrix, c);
    ++data;
  }
}

void iota_gfx_write_P(const char *data) {
  matrix_write_P(&display, data);
}

void matrix_clear(struct CharacterMatrix *matrix) {
  memset(matrix->display, ' ', sizeof(matrix->display));
  matrix->cursor = &matrix->display[0][0];
  matrix->dirty = true;
}

void iota_gfx_clear_screen(void) {
  matrix_clear(&display);
}

void matrix_render(struct CharacterMatrix *matrix) {
  last_flush = timer_read();
  iota_gfx_on();
#if DEBUG_TO_SCREEN
  ++displaying;
#endif

  // Move to the home position
  send_cmd3(PageAddr, 0, MatrixRows - 1);
  send_cmd3(ColumnAddr, 0, (MatrixCols * FontWidth) - 1);

  if (i2c_start_write(SSD1306_ADDRESS)) {
    goto done;
  }
  if (i2c_master_write(0x40)) {
    // Data mode
    goto done;
  }

  for (uint8_t row = 0; row < MatrixRows; ++row) {
    for (uint8_t col = 0; col < MatrixCols; ++col) {
      const uint8_t *glyph = font + (matrix->display[row][col] * FontWidth);

      for (uint8_t glyphCol = 0; glyphCol < FontWidth; ++glyphCol) {
        uint8_t colBits = pgm_read_byte(glyph + glyphCol);
        i2c_master_write(colBits);
      }

      // 1 column of space between chars (it's not included in the glyph)
      //i2c_master_write(0);
    }
  }

  matrix->dirty = false;

done:
  i2c_master_stop();
#if DEBUG_TO_SCREEN
  --displaying;
#endif
}

void iota_gfx_flush(void) {
  matrix_render(&display);
}

__attribute__ ((weak))
void iota_gfx_task_user(void) {
}

void iota_gfx_task(void) {
  iota_gfx_task_user();

  if (display.dirty|| force_dirty) {
    iota_gfx_flush();
    force_dirty = false;
  }

  if (timer_elapsed(last_flush) > ScreenOffInterval) {
    iota_gfx_off();
  }
}

bool process_record_gfx(uint16_t keycode, keyrecord_t *record) {
  force_dirty = true;
  return true;
}

#endif

A keyboards/comet46/ssd1306.h => keyboards/comet46/ssd1306.h +91 -0
@@ 0,0 1,91 @@
#pragma once

#include <stdbool.h>
#include <stdio.h>
#include "pincontrol.h"
#include "action.h"

enum ssd1306_cmds {
  DisplayOff = 0xAE,
  DisplayOn = 0xAF,

  SetContrast = 0x81,
  DisplayAllOnResume = 0xA4,

  DisplayAllOn = 0xA5,
  NormalDisplay = 0xA6,
  InvertDisplay = 0xA7,
  SetDisplayOffset = 0xD3,
  SetComPins = 0xda,
  SetVComDetect = 0xdb,
  SetDisplayClockDiv = 0xD5,
  SetPreCharge = 0xd9,
  SetMultiPlex = 0xa8,
  SetLowColumn = 0x00,
  SetHighColumn = 0x10,
  SetStartLine = 0x40,

  SetMemoryMode = 0x20,
  ColumnAddr = 0x21,
  PageAddr = 0x22,

  ComScanInc = 0xc0,
  ComScanDec = 0xc8,
  SegRemap = 0xa0,
  SetChargePump = 0x8d,
  ExternalVcc = 0x01,
  SwitchCapVcc = 0x02,

  ActivateScroll = 0x2f,
  DeActivateScroll = 0x2e,
  SetVerticalScrollArea = 0xa3,
  RightHorizontalScroll = 0x26,
  LeftHorizontalScroll = 0x27,
  VerticalAndRightHorizontalScroll = 0x29,
  VerticalAndLeftHorizontalScroll = 0x2a,
};

// Controls the SSD1306 128x32 OLED display via i2c

#ifndef SSD1306_ADDRESS
#define SSD1306_ADDRESS 0x3C
#endif

#define DisplayHeight 32
#define DisplayWidth 128

#define FontHeight 8
#define FontWidth 6

#define MatrixRows (DisplayHeight / FontHeight)
#define MatrixCols (DisplayWidth / FontWidth)

struct CharacterMatrix {
  uint8_t display[MatrixRows][MatrixCols];
  uint8_t *cursor;
  bool dirty;
};

struct CharacterMatrix display;

bool iota_gfx_init(bool rotate);
void iota_gfx_task(void);
bool iota_gfx_off(void);
bool iota_gfx_on(void);
void iota_gfx_flush(void);
void iota_gfx_write_char(uint8_t c);
void iota_gfx_write(const char *data);
void iota_gfx_write_P(const char *data);
void iota_gfx_clear_screen(void);

void iota_gfx_task_user(void);

void matrix_clear(struct CharacterMatrix *matrix);
void matrix_write_char_inner(struct CharacterMatrix *matrix, uint8_t c);
void matrix_write_char(struct CharacterMatrix *matrix, uint8_t c);
void matrix_write(struct CharacterMatrix *matrix, const char *data);
void matrix_write_ln(struct CharacterMatrix *matrix, const char *data);
void matrix_write_P(struct CharacterMatrix *matrix, const char *data);
void matrix_render(struct CharacterMatrix *matrix);

bool process_record_gfx(uint16_t keycode, keyrecord_t *record);
\ No newline at end of file