~ruther/qmk_firmware

3a215195ed3a12464df7169e7b68bfe0763e95b1 — fauxpark 5 years ago a4d1386
Convert remaining PS2AVRGB boards to I2C WS2812 driver (#7245)

* Convert remaining PS2AVRGB boards to I2C WS2812 driver

* Add back functions to make the custom matrices happy
52 files changed, 138 insertions(+), 2539 deletions(-)

M keyboards/bfake/bfake.c
D keyboards/bfake/i2c.c
D keyboards/bfake/i2c.h
M keyboards/bfake/rules.mk
D keyboards/jc65/v32a/i2c.c
D keyboards/jc65/v32a/i2c.h
M keyboards/jc65/v32a/rules.mk
M keyboards/jc65/v32a/v32a.c
D keyboards/jj50/i2c.c
D keyboards/jj50/i2c.h
M keyboards/jj50/jj50.c
M keyboards/jj50/rules.mk
D keyboards/mechmini/v1/i2c.c
D keyboards/mechmini/v1/i2c.h
M keyboards/mechmini/v1/rules.mk
M keyboards/mechmini/v1/v1.c
D keyboards/mehkee96/i2c.c
D keyboards/mehkee96/i2c.h
M keyboards/mehkee96/mehkee96.c
M keyboards/mehkee96/rules.mk
D keyboards/mt40/i2c.c
D keyboards/mt40/i2c.h
M keyboards/mt40/mt40.c
M keyboards/mt40/rules.mk
M keyboards/percent/canoe/canoe.c
D keyboards/percent/canoe/i2c.c
D keyboards/percent/canoe/i2c.h
M keyboards/percent/canoe/rules.mk
D keyboards/percent/skog/i2c.c
D keyboards/percent/skog/i2c.h
M keyboards/percent/skog/rules.mk
M keyboards/percent/skog/skog.c
M keyboards/winkeyless/bmini/bmini.c
D keyboards/winkeyless/bmini/i2c.c
D keyboards/winkeyless/bmini/i2c.h
M keyboards/winkeyless/bmini/rules.mk
M keyboards/winkeyless/bminiex/bminiex.c
D keyboards/winkeyless/bminiex/i2c.c
D keyboards/winkeyless/bminiex/i2c.h
M keyboards/winkeyless/bminiex/rules.mk
D keyboards/ymd75/i2c.c
D keyboards/ymd75/i2c.h
M keyboards/ymd75/rules.mk
M keyboards/ymd75/ymd75.c
D keyboards/ymd96/i2c.c
D keyboards/ymd96/i2c.h
M keyboards/ymd96/rules.mk
M keyboards/ymd96/ymd96.c
D keyboards/ymdk_np21/i2c.c
D keyboards/ymdk_np21/i2c.h
M keyboards/ymdk_np21/rules.mk
M keyboards/ymdk_np21/ymdk_np21.c
M keyboards/bfake/bfake.c => keyboards/bfake/bfake.c +18 -35
@@ 16,51 16,34 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "bfake.h"
#ifdef BACKLIGHT_ENABLE
#include "backlight.h"
#endif
#ifdef RGBLIGHT_ENABLE
#include "rgblight.h"
#endif

#include <avr/pgmspace.h>

#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;

void rgblight_set(void) {
    if (!rgblight_config.enable) {
        for (uint8_t i = 0; i < RGBLED_NUM; i++) {
            led[i].r = 0;
            led[i].g = 0;
            led[i].b = 0;
        }
    }

    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}
#endif

__attribute__ ((weak))
void matrix_scan_user(void) {
}
void matrix_scan_user(void) {}

void backlight_init_ports(void) {
	DDRD |= (1<<0 | 1<<1 | 1<<4 | 1<<6);
	PORTD &= ~(1<<0 | 1<<1 | 1<<4 | 1<<6);
	setPinOutput(D0);
	setPinOutput(D1);
	setPinOutput(D4);
	setPinOutput(D6);

	writePinLow(D0);
	writePinLow(D1);
	writePinLow(D4);
	writePinLow(D6);
}

void backlight_set(uint8_t level) {
	if (level == 0) {
		// Turn out the lights
		PORTD &= ~(1<<0 | 1<<1 | 1<<4 | 1<<6);
		writePinLow(D0);
		writePinLow(D1);
		writePinLow(D4);
		writePinLow(D6);
	} else {
		// Turn on the lights
		PORTD |= (1<<0 | 1<<1 | 1<<4 | 1<<6);
		writePinHigh(D0);
		writePinHigh(D1);
		writePinHigh(D4);
		writePinHigh(D6);
	}
}

D keyboards/bfake/i2c.c => keyboards/bfake/i2c.c +0 -106
@@ 1,106 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/bfake/i2c.h => keyboards/bfake/i2c.h +0 -27
@@ 1,27 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/bfake/rules.mk => keyboards/bfake/rules.mk +2 -17
@@ 1,18 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@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/>.

# MCU name
MCU = atmega32a



@@ 34,10 19,10 @@ CONSOLE_ENABLE = yes
COMMAND_ENABLE = yes
BACKLIGHT_ENABLE = no
RGBLIGHT_ENABLE = no
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c

OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c
SRC = matrix.c

D keyboards/jc65/v32a/i2c.c => keyboards/jc65/v32a/i2c.c +0 -106
@@ 1,106 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/jc65/v32a/i2c.h => keyboards/jc65/v32a/i2c.h +0 -27
@@ 1,27 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/jc65/v32a/rules.mk => keyboards/jc65/v32a/rules.mk +2 -17
@@ 1,18 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@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/>.

# MCU name
MCU = atmega32a



@@ 34,10 19,10 @@ CONSOLE_ENABLE = yes
COMMAND_ENABLE = yes
BACKLIGHT_ENABLE = yes
RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c

OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c
SRC = matrix.c

M keyboards/jc65/v32a/v32a.c => keyboards/jc65/v32a/v32a.c +18 -38
@@ 16,56 16,36 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "v32a.h"
#ifdef BACKLIGHT_ENABLE
#include "backlight.h"
#endif
#ifdef RGBLIGHT_ENABLE
#include "rgblight.h"
#endif

#include <avr/pgmspace.h>

#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;

void rgblight_set(void) {
    if (!rgblight_config.enable) {
        for (uint8_t i = 0; i < RGBLED_NUM; i++) {
            led[i].r = 0;
            led[i].g = 0;
            led[i].b = 0;
        }
    }

    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}
#endif

__attribute__ ((weak))
void matrix_scan_user(void) {
#ifdef RGBLIGHT_ENABLE
  rgblight_task();
#endif
}
void matrix_scan_user(void) {}

#ifdef BACKLIGHT_ENABLE
void backlight_init_ports(void) {
	DDRD |= (1<<0 | 1<<1 | 1<<4 | 1<<6);
	PORTD &= ~(1<<0 | 1<<1 | 1<<4 | 1<<6);
	setPinOutput(D0);
	setPinOutput(D1);
	setPinOutput(D4);
	setPinOutput(D6);

	writePinLow(D0);
	writePinLow(D1);
	writePinLow(D4);
	writePinLow(D6);
}

void backlight_set(uint8_t level) {
	if (level == 0) {
		// Turn out the lights
		PORTD &= ~(1<<0 | 1<<1 | 1<<4 | 1<<6);
		writePinLow(D0);
		writePinLow(D1);
		writePinLow(D4);
		writePinLow(D6);
	} else {
		// Turn on the lights
		PORTD |= (1<<0 | 1<<1 | 1<<4 | 1<<6);
		writePinHigh(D0);
		writePinHigh(D1);
		writePinHigh(D4);
		writePinHigh(D6);
	}
}
#endif

D keyboards/jj50/i2c.c => keyboards/jj50/i2c.c +0 -104
@@ 1,104 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/jj50/i2c.h => keyboards/jj50/i2c.h +0 -25
@@ 1,25 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/jj50/jj50.c => keyboards/jj50/jj50.c +9 -58
@@ 17,24 17,20 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.

#include "jj50.h"

#include <avr/pgmspace.h>

#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"

#include "backlight.h"
#include "backlight_custom.h"

// for keyboard subdirectory level init functions
// @Override
void matrix_init_kb(void) {
    // call user level keymaps, if any
    matrix_init_user();
}
void matrix_init_kb(void) { matrix_init_user(); }

__attribute__ ((weak))
void matrix_init_user(void) {}

void matrix_scan_kb(void) { matrix_scan_user(); }

__attribute__ ((weak))
void matrix_scan_user(void) {}

#ifdef BACKLIGHT_ENABLE
/// Overrides functions in `quantum.c`
void backlight_init_ports(void) {
    b_led_init_ports();
}


@@ 47,48 43,3 @@ void backlight_set(uint8_t level) {
    b_led_set(level);
}
#endif

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;

// custom RGB driver
void rgblight_set(void) {
    if (!rgblight_config.enable) {
        for (uint8_t i=0; i<RGBLED_NUM; i++) {
            led[i].r = 0;
            led[i].g = 0;
            led[i].b = 0;
        }
    }
    
    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

bool rgb_init = false;

void matrix_scan_kb(void) {
    // if LEDs were previously on before poweroff, turn them back on
    if (rgb_init == false && rgblight_config.enable) {
        i2c_init();
        i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
        rgb_init = true;
    }
    
    rgblight_task();
#else
    void matrix_scan_kb(void) {
#endif
        matrix_scan_user();
        /* Nothing else for now. */
    }
    
    __attribute__((weak)) // overridable
    void matrix_init_user(void) {
        
    }
    
    __attribute__((weak)) // overridable
    void matrix_scan_user(void) {
        
    }

M keyboards/jj50/rules.mk => keyboards/jj50/rules.mk +2 -22
@@ 1,19 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@gmail.com>
# Modified 2018 Wayne Jones (WarmCatUK) <waynekjones@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/>.

# MCU name
MCU = atmega32a



@@ 35,22 19,18 @@ CONSOLE_ENABLE = no
COMMAND_ENABLE = yes
BACKLIGHT_ENABLE = yes
RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c
NKRO_ENABLE = no
# Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work


DISABLE_WS2812 = no

KEY_LOCK_ENABLE = 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


#OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c backlight.c
SRC = matrix.c backlight.c

LAYOUTS = ortho_5x12

D keyboards/mechmini/v1/i2c.c => keyboards/mechmini/v1/i2c.c +0 -104
@@ 1,104 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/mechmini/v1/i2c.h => keyboards/mechmini/v1/i2c.h +0 -22
@@ 1,22 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/mechmini/v1/rules.mk => keyboards/mechmini/v1/rules.mk +2 -17
@@ 1,18 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@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/>.

# MCU name
MCU = atmega32a



@@ 34,10 19,10 @@ CONSOLE_ENABLE = yes
COMMAND_ENABLE = yes
BACKLIGHT_ENABLE = no
RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c

OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c
SRC = matrix.c

M keyboards/mechmini/v1/v1.c => keyboards/mechmini/v1/v1.c +6 -54
@@ 16,61 16,13 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "v1.h"
#include <avr/pgmspace.h>
#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"
#include "rgblight.h"

// for keyboard subdirectory level init functions
// @Override
void matrix_init_kb(void) {
  // call user level keymaps, if any
  matrix_init_user();
}
void matrix_init_kb(void) { matrix_init_user(); }

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;
__attribute__ ((weak))
void matrix_init_user(void) {}

// custom RGB driver
void rgblight_set(void) {
  if (!rgblight_config.enable) {
    for (uint8_t i=0; i<RGBLED_NUM; i++) {
      led[i].r = 0;
      led[i].g = 0;
      led[i].b = 0;
    }
  }
void matrix_scan_kb(void) { matrix_scan_user(); }

  i2c_init();
  i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

bool rgb_init = false;

void matrix_scan_kb(void) {
  // if LEDs were previously on before poweroff, turn them back on
  if (rgb_init == false && rgblight_config.enable) {
    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
    rgb_init = true;
  }

  rgblight_task();
#else
void matrix_scan_kb(void) {
#endif
  matrix_scan_user();
  /* Nothing else for now. */
}

__attribute__((weak)) // overridable
void matrix_init_user(void) {

}


__attribute__((weak)) // overridable
void matrix_scan_user(void) {

}
__attribute__ ((weak))
void matrix_scan_user(void) {}

D keyboards/mehkee96/i2c.c => keyboards/mehkee96/i2c.c +0 -106
@@ 1,106 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/mehkee96/i2c.h => keyboards/mehkee96/i2c.h +0 -27
@@ 1,27 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/mehkee96/mehkee96.c => keyboards/mehkee96/mehkee96.c +6 -59
@@ 16,66 16,13 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "mehkee96.h"
#include "rgblight.h"

#include <avr/pgmspace.h>
void matrix_init_kb(void) { matrix_init_user(); }

#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"
__attribute__ ((weak))
void matrix_init_user(void) {}

// for keyboard subdirectory level init functions
// @Override
void matrix_init_kb(void) {
  // call user level keymaps, if any
  matrix_init_user();
}
void matrix_scan_kb(void) { matrix_scan_user(); }

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;

// custom RGB driver
void rgblight_set(void) {
  if (!rgblight_config.enable) {
    for (uint8_t i=0; i<RGBLED_NUM; i++) {
      led[i].r = 0;
      led[i].g = 0;
      led[i].b = 0;
    }
  }

  i2c_init();
  i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

bool rgb_init = false;

void matrix_scan_kb(void) {
  // if LEDs were previously on before poweroff, turn them back on
  if (rgb_init == false && rgblight_config.enable) {
    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
    rgb_init = true;
  }

#ifdef RGBLIGHT_ANIMATION
  rgblight_task();
#endif

#else
void matrix_scan_kb(void) {
#endif
  matrix_scan_user();
  /* Nothing else for now. */
}

__attribute__((weak)) // overridable
void matrix_init_user(void) {

}


__attribute__((weak)) // overridable
void matrix_scan_user(void) {

}
__attribute__ ((weak))
void matrix_scan_user(void) {}

M keyboards/mehkee96/rules.mk => keyboards/mehkee96/rules.mk +2 -2
@@ 21,10 21,10 @@ CONSOLE_ENABLE = yes	# Console for debug(+400)
COMMAND_ENABLE = yes    # Commands for debug and configuration
BACKLIGHT_ENABLE = no  # Enable keyboard backlight functionality
RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c

OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c
SRC = matrix.c

D keyboards/mt40/i2c.c => keyboards/mt40/i2c.c +0 -104
@@ 1,104 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/mt40/i2c.h => keyboards/mt40/i2c.h +0 -25
@@ 1,25 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/mt40/mt40.c => keyboards/mt40/mt40.c +1 -28
@@ 13,32 13,5 @@
 * You should have received a copy of the GNU General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */
#include "mt40.h"
#include "rgblight.h"

#include <avr/pgmspace.h>

#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"

extern rgblight_config_t rgblight_config;

void rgblight_set(void) {
    if (!rgblight_config.enable) {
        for (uint8_t i = 0; i < RGBLED_NUM; i++) {
            led[i].r = 0;
            led[i].g = 0;
            led[i].b = 0;
        }
    }

    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

__attribute__ ((weak))
void matrix_scan_kb(void) {
    rgblight_task();
    matrix_init_user();
}
#include "mt40.h"

M keyboards/mt40/rules.mk => keyboards/mt40/rules.mk +2 -2
@@ 24,14 24,14 @@ 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 ?= yes  # Enable WS2812 RGB underlight. 
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c
TAP_DANCE_ENABLE = no

OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c
SRC = matrix.c

LAYOUTS = planck_mit
LAYOUTS_HAS_RGB = no

M keyboards/percent/canoe/canoe.c => keyboards/percent/canoe/canoe.c +27 -65
@@ 16,81 16,43 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "canoe.h"
#ifdef BACKLIGHT_ENABLE
#include "backlight.h"
#endif
#ifdef RGBLIGHT_ENABLE
#include "i2c.h"
#include "rgblight.h"
#endif

void matrix_init_kb(void) { matrix_init_user(); }

__attribute__ ((weak))
void matrix_init_user(void) {}

void matrix_scan_kb(void) { matrix_scan_user(); }

__attribute__ ((weak))
void matrix_scan_user(void) {}

#ifdef BACKLIGHT_ENABLE
void backlight_set(uint8_t level) {
	if (level == 0) {
		// Turn out the lights
		PORTD &= ~(1<<0 | 1<<1 | 1<<4 | 1<<6);
		writePinLow(D0);
		writePinLow(D1);
		writePinLow(D4);
		writePinLow(D6);
	} else {
		// Turn on the lights
		PORTD |= (1<<0 | 1<<1 | 1<<4 | 1<<6);
		writePinHigh(D0);
		writePinHigh(D1);
		writePinHigh(D4);
		writePinHigh(D6);
	}
}

void backlight_init_ports(void) {
	DDRD |= (1<<0 | 1<<1 | 1<<4 | 1<<6);
	PORTD &= ~(1<<0 | 1<<1 | 1<<4 | 1<<6);
}

#endif

// for keyboard subdirectory level init functions
// @Override
void matrix_init_kb(void) {
  // call user level keymaps, if any
  matrix_init_user();
}

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;

// custom RGB driver
void rgblight_set(void) {
  if (!rgblight_config.enable) {
    for (uint8_t i=0; i<RGBLED_NUM; i++) {
      led[i].r = 0;
      led[i].g = 0;
      led[i].b = 0;
    }
  }

  i2c_init();
  i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
	setPinOutput(D0);
	setPinOutput(D1);
	setPinOutput(D4);
	setPinOutput(D6);

	writePinLow(D0);
	writePinLow(D1);
	writePinLow(D4);
	writePinLow(D6);
}

bool rgb_init = false;

void matrix_scan_kb(void) {
  // if LEDs were previously on before poweroff, turn them back on
  if (rgb_init == false && rgblight_config.enable) {
    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
    rgb_init = true;
  }

  rgblight_task();
#else
void matrix_scan_kb(void) {
#endif
  matrix_scan_user();
  /* Nothing else for now. */
}

__attribute__((weak)) // overridable
void matrix_init_user(void) {

}


__attribute__((weak)) // overridable
void matrix_scan_user(void) {

}

D keyboards/percent/canoe/i2c.c => keyboards/percent/canoe/i2c.c +0 -106
@@ 1,106 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/percent/canoe/i2c.h => keyboards/percent/canoe/i2c.h +0 -27
@@ 1,27 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/percent/canoe/rules.mk => keyboards/percent/canoe/rules.mk +3 -18
@@ 1,18 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@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/>.

# MCU name
MCU = atmega32a



@@ 34,12 19,12 @@ CONSOLE_ENABLE = yes
COMMAND_ENABLE = yes
BACKLIGHT_ENABLE = no
RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c

OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c
SRC = matrix.c

LAYOUTS = 65_ansi_blocker
\ No newline at end of file
LAYOUTS = 65_ansi_blocker

D keyboards/percent/skog/i2c.c => keyboards/percent/skog/i2c.c +0 -106
@@ 1,106 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/percent/skog/i2c.h => keyboards/percent/skog/i2c.h +0 -25
@@ 1,25 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#pragma once

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);


M keyboards/percent/skog/rules.mk => keyboards/percent/skog/rules.mk +2 -17
@@ 1,18 1,3 @@
# Copyright 2018 Jumail Mundekkat / MxBlue
#
# 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/>.

# MCU name
MCU = atmega32a



@@ 34,9 19,9 @@ CONSOLE_ENABLE = yes
COMMAND_ENABLE = yes
BACKLIGHT_ENABLE = yes
RGBLIGHT_ENABLE = yes
WS2812_DRIVER = i2c

BACKLIGHT_CUSTOM_DRIVER = yes
RGBLIGHT_CUSTOM_DRIVER = yes

OPT_DEFS = -DDEBUG_LEVEL=0



@@ 45,4 30,4 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c backlight.c
SRC = matrix.c backlight.c

M keyboards/percent/skog/skog.c => keyboards/percent/skog/skog.c +8 -58
@@ 19,23 19,18 @@ ps2avrGB support code by Kenneth A. (bminiex/.[ch])

#include "skog.h"

#include "rgblight.h"
#include "backlight.h"
#include "backlight_custom.h"

#include <avr/pgmspace.h>
void matrix_init_kb(void) { matrix_init_user(); }

#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"
__attribute__ ((weak))
void matrix_init_user(void) {}

#include "backlight.h"
#include "backlight_custom.h"
void matrix_scan_kb(void) { matrix_scan_user(); }

// for keyboard subdirectory level init functions
// @Override
void matrix_init_kb(void) {
  // call user level keymaps, if any
  matrix_init_user();
}
__attribute__ ((weak))
void matrix_scan_user(void) {}

#ifdef BACKLIGHT_ENABLE
/// Overrides functions in `quantum.c`


@@ 51,48 46,3 @@ void backlight_set(uint8_t level) {
  b_led_set(level);
}
#endif

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;

// custom RGB driver
void rgblight_set(void) {
  if (!rgblight_config.enable) {
    for (uint8_t i=0; i<RGBLED_NUM; i++) {
      led[i].r = 0;
      led[i].g = 0;
      led[i].b = 0;
    }
  }

  i2c_init();
  i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

bool rgb_init = false;

void matrix_scan_kb(void) {
  // if LEDs were previously on before poweroff, turn them back on
  if (rgb_init == false && rgblight_config.enable) {
    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
    rgb_init = true;
  }

  rgblight_task();
#else
void matrix_scan_kb(void) {
#endif
  matrix_scan_user();
  /* Nothing else for now. */
}

__attribute__((weak)) // overridable
void matrix_init_user(void) {

}

__attribute__((weak)) // overridable
void matrix_scan_user(void) {

}

M keyboards/winkeyless/bmini/bmini.c => keyboards/winkeyless/bmini/bmini.c +1 -25
@@ 16,30 16,6 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "bmini.h"
#include "rgblight.h"

#include <avr/pgmspace.h>

#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"

extern rgblight_config_t rgblight_config;

void rgblight_set(void) {
    if (!rgblight_config.enable) {
        for (uint8_t i = 0; i < RGBLED_NUM; i++) {
            led[i].r = 0;
            led[i].g = 0;
            led[i].b = 0;
        }
    }

    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

__attribute__ ((weak))
void matrix_scan_user(void) {
    rgblight_task();
}
void matrix_scan_user(void) {}

D keyboards/winkeyless/bmini/i2c.c => keyboards/winkeyless/bmini/i2c.c +0 -106
@@ 1,106 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/winkeyless/bmini/i2c.h => keyboards/winkeyless/bmini/i2c.h +0 -27
@@ 1,27 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/winkeyless/bmini/rules.mk => keyboards/winkeyless/bmini/rules.mk +2 -17
@@ 1,18 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@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/>.

# MCU name
MCU = atmega32a



@@ 34,10 19,10 @@ CONSOLE_ENABLE = yes
COMMAND_ENABLE = yes
BACKLIGHT_ENABLE = no
RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c

OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c
SRC = matrix.c

M keyboards/winkeyless/bminiex/bminiex.c => keyboards/winkeyless/bminiex/bminiex.c +0 -61
@@ 16,24 16,10 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "bminiex.h"
#include "rgblight.h"

#include <avr/pgmspace.h>

#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"

#include "backlight.h"
#include "backlight_custom.h"

// for keyboard subdirectory level init functions
// @Override
void matrix_init_kb(void) {
  // call user level keymaps, if any
  matrix_init_user();
}

#ifdef BACKLIGHT_ENABLE
/// Overrides functions in `quantum.c`
void backlight_init_ports(void) {


@@ 48,50 34,3 @@ void backlight_set(uint8_t level) {
  b_led_set(level);
}
#endif

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;

// custom RGB driver
void rgblight_set(void) {
  if (!rgblight_config.enable) {
    for (uint8_t i=0; i<RGBLED_NUM; i++) {
      led[i].r = 0;
      led[i].g = 0;
      led[i].b = 0;
    }
  }

  i2c_init();
  i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

bool rgb_init = false;

void matrix_scan_kb(void) {
  // if LEDs were previously on before poweroff, turn them back on
  if (rgb_init == false && rgblight_config.enable) {
    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
    rgb_init = true;
  }

  rgblight_task();
#else
void matrix_scan_kb(void) {
#endif
  matrix_scan_user();
  /* Nothing else for now. */
}

__attribute__((weak)) // overridable
void matrix_init_user(void) {

}

__attribute__((weak)) // overridable
void matrix_scan_user(void) {

}



D keyboards/winkeyless/bminiex/i2c.c => keyboards/winkeyless/bminiex/i2c.c +0 -106
@@ 1,106 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/winkeyless/bminiex/i2c.h => keyboards/winkeyless/bminiex/i2c.h +0 -25
@@ 1,25 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

// Please do not modify this file 

#pragma once

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);


M keyboards/winkeyless/bminiex/rules.mk => keyboards/winkeyless/bminiex/rules.mk +2 -17
@@ 1,18 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@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/>.

# MCU name
MCU = atmega32a



@@ 36,7 21,7 @@ COMMAND_ENABLE = no
BACKLIGHT_ENABLE = yes
BACKLIGHT_CUSTOM_DRIVER = yes
RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c
TAP_DANCE_ENABLE = no

# Do not enable SLEEP_LED_ENABLE. it uses the same timer as BACKLIGHT_ENABLE


@@ 46,4 31,4 @@ OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c backlight.c
SRC = matrix.c backlight.c

D keyboards/ymd75/i2c.c => keyboards/ymd75/i2c.c +0 -104
@@ 1,104 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/ymd75/i2c.h => keyboards/ymd75/i2c.h +0 -25
@@ 1,25 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/ymd75/rules.mk => keyboards/ymd75/rules.mk +2 -18
@@ 1,19 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@gmail.com>
# Modified 2018 Wayne Jones (WarmCatUK) <waynekjones@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/>.

# MCU name
MCU = atmega32a



@@ 35,7 19,7 @@ CONSOLE_ENABLE = no
COMMAND_ENABLE = yes
BACKLIGHT_ENABLE = yes
RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c
NKRO_ENABLE = no
# Nkey Rollover - if this doesn't work, see here: https://github.com/tmk/tmk_keyboard/wiki/FAQ#nkro-doesnt-work



@@ 51,4 35,4 @@ SLEEP_LED_ENABLE = no    # Breathing sleep LED during USB suspend

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c backlight.c
SRC = matrix.c backlight.c

M keyboards/ymd75/ymd75.c => keyboards/ymd75/ymd75.c +9 -58
@@ 16,23 16,19 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.
*/

#include "ymd75.h"
//#include "rgblight.h"

#include <avr/pgmspace.h>

#include "action_layer.h"
#include "i2c.h"
#include "quantum.h"

#include "backlight.h"
#include "backlight_custom.h"

// for keyboard subdirectory level init functions
// @Override
void matrix_init_kb(void) {
    // call user level keymaps, if any
    matrix_init_user();
}
void matrix_init_kb(void) { matrix_init_user(); }

__attribute__ ((weak))
void matrix_init_user(void) {}

void matrix_scan_kb(void) { matrix_scan_user(); }

__attribute__ ((weak))
void matrix_scan_user(void) {}

#ifdef BACKLIGHT_ENABLE
/// Overrides functions in `quantum.c`


@@ 48,48 44,3 @@ void backlight_set(uint8_t level) {
    b_led_set(level);
}
#endif

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;

// custom RGB driver
void rgblight_set(void) {
    if (!rgblight_config.enable) {
        for (uint8_t i=0; i<RGBLED_NUM; i++) {
            led[i].r = 0;
            led[i].g = 0;
            led[i].b = 0;
        }
    }
    
    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

bool rgb_init = false;

void matrix_scan_kb(void) {
    // if LEDs were previously on before poweroff, turn them back on
    if (rgb_init == false && rgblight_config.enable) {
        i2c_init();
        i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
        rgb_init = true;
    }
    
    rgblight_task();
#else
    void matrix_scan_kb(void) {
#endif
        matrix_scan_user();
        /* Nothing else for now. */
    }
    
    __attribute__((weak)) // overridable
    void matrix_init_user(void) {
        
    }
    
    __attribute__((weak)) // overridable
    void matrix_scan_user(void) {
        
    }

D keyboards/ymd96/i2c.c => keyboards/ymd96/i2c.c +0 -104
@@ 1,104 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/ymd96/i2c.h => keyboards/ymd96/i2c.h +0 -25
@@ 1,25 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/ymd96/rules.mk => keyboards/ymd96/rules.mk +2 -17
@@ 1,18 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@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/>.

# MCU name
MCU = atmega32a



@@ 37,7 22,7 @@ BACKLIGHT_ENABLE = yes
BACKLIGHT_CUSTOM_DRIVER = yes

RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
WS2812_DRIVER = i2c

KEY_LOCK_ENABLE = yes



@@ 48,4 33,4 @@ OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c backlight.c
SRC = matrix.c backlight.c

M keyboards/ymd96/ymd96.c => keyboards/ymd96/ymd96.c +8 -58
@@ 18,22 18,18 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.

#include "ymd96.h"

#include <avr/pgmspace.h>
#include "backlight.h"
#include "backlight_custom.h"

#include "action_layer.h"
#include "quantum.h"
void matrix_init_kb(void) { matrix_init_user(); }

#include "i2c.h"
__attribute__ ((weak))
void matrix_init_user(void) {}

#include "backlight.h"
#include "backlight_custom.h"
void matrix_scan_kb(void) { matrix_scan_user(); }

// for keyboard subdirectory level init functions
// @Override
void matrix_init_kb(void) {
  // call user level keymaps, if any
  matrix_init_user();
}
__attribute__ ((weak))
void matrix_scan_user(void) {}

#ifdef BACKLIGHT_ENABLE
/// Overrides functions in `quantum.c`


@@ 49,49 45,3 @@ void backlight_set(uint8_t level) {
  b_led_set(level);
}
#endif

#ifdef RGBLIGHT_ENABLE
extern rgblight_config_t rgblight_config;

// custom RGB driver
void rgblight_set(void) {
  if (!rgblight_config.enable) {
    for (uint8_t i=0; i<RGBLED_NUM; i++) {
      led[i].r = 0;
      led[i].g = 0;
      led[i].b = 0;
    }
  }

  i2c_init();
  i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

bool rgb_init = false;

void matrix_scan_kb(void) {
  // if LEDs were previously on before poweroff, turn them back on
  if (rgb_init == false && rgblight_config.enable) {
    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
    rgb_init = true;
  }

  rgblight_task();
#else
void matrix_scan_kb(void) {
#endif
  matrix_scan_user();
  /* Nothing else for now. */
}

__attribute__((weak)) // overridable
void matrix_init_user(void) {

}


__attribute__((weak)) // overridable
void matrix_scan_user(void) {

}

D keyboards/ymdk_np21/i2c.c => keyboards/ymdk_np21/i2c.c +0 -104
@@ 1,104 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#include <avr/io.h>
#include <util/twi.h>

#include "i2c.h"

void i2c_set_bitrate(uint16_t bitrate_khz) {
    uint8_t bitrate_div = ((F_CPU / 1000l) / bitrate_khz);
    if (bitrate_div >= 16) {
        bitrate_div = (bitrate_div - 16) / 2;
    }
    TWBR = bitrate_div;
}

void i2c_init(void) {
    // set pull-up resistors on I2C bus pins
    PORTC |= 0b11;

    i2c_set_bitrate(400);

    // enable TWI (two-wire interface)
    TWCR |= (1 << TWEN);

    // enable TWI interrupt and slave address ACK
    TWCR |= (1 << TWIE);
    TWCR |= (1 << TWEA);
}

uint8_t i2c_start(uint8_t address) {
    // reset TWI control register
    TWCR = 0;

    // begin transmission and wait for it to end
    TWCR = (1<<TWINT) | (1<<TWSTA) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the start condition was successfully transmitted
    if ((TWSR & 0xF8) != TW_START) {
        return 1;
    }

    // transmit address and wait
    TWDR = address;
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    // check if the device has acknowledged the READ / WRITE mode
    uint8_t twst = TW_STATUS & 0xF8;
    if ((twst != TW_MT_SLA_ACK) && (twst != TW_MR_SLA_ACK)) {
        return 1;
    }

    return 0;
}

void i2c_stop(void) {
    TWCR = (1<<TWINT) | (1<<TWEN) | (1<<TWSTO);
}

uint8_t i2c_write(uint8_t data) {
    TWDR = data;

    // transmit data and wait
    TWCR = (1<<TWINT) | (1<<TWEN);
    while (!(TWCR & (1<<TWINT)));

    if ((TWSR & 0xF8) != TW_MT_DATA_ACK) {
        return 1;
    }

    return 0;
}

uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length) {
    if (i2c_start(address)) {
        return 1;
    }

    for (uint16_t i = 0; i < length; i++) {
        if (i2c_write(data[i])) {
            return 1;
        }
    }

    i2c_stop();

    return 0;
}

D keyboards/ymdk_np21/i2c.h => keyboards/ymdk_np21/i2c.h +0 -25
@@ 1,25 0,0 @@
/*
Copyright 2016 Luiz Ribeiro <luizribeiro@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/>.
*/

#ifndef __I2C_H__
#define __I2C_H__

void i2c_init(void);
void i2c_set_bitrate(uint16_t bitrate_khz);
uint8_t i2c_send(uint8_t address, uint8_t *data, uint16_t length);

#endif

M keyboards/ymdk_np21/rules.mk => keyboards/ymdk_np21/rules.mk +2 -18
@@ 1,18 1,3 @@
# Copyright 2017 Luiz Ribeiro <luizribeiro@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/>.

# MCU name
MCU = atmega32a



@@ 37,8 22,7 @@ BACKLIGHT_ENABLE = yes
BACKLIGHT_CUSTOM_DRIVER = yes

RGBLIGHT_ENABLE = yes
RGBLIGHT_CUSTOM_DRIVER = yes
# DISABLE_WS2812 = no
WS2812_DRIVER = i2c

KEY_LOCK_ENABLE = yes



@@ 49,4 33,4 @@ OPT_DEFS = -DDEBUG_LEVEL=0

# custom matrix setup
CUSTOM_MATRIX = yes
SRC = matrix.c i2c.c backlight.c
SRC = matrix.c backlight.c

M keyboards/ymdk_np21/ymdk_np21.c => keyboards/ymdk_np21/ymdk_np21.c +0 -45
@@ 18,25 18,9 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.

#include "ymdk_np21.h"

#include <avr/pgmspace.h>

#include "action_layer.h"
#include "quantum.h"

#include "i2c.h"

#include "backlight.h"
#include "backlight_custom.h"

extern rgblight_config_t rgblight_config;

// for keyboard subdirectory level init functions
// @Override
void matrix_init_kb(void) {
  // call user level keymaps, if any
  matrix_init_user();
}

#ifdef BACKLIGHT_ENABLE
/// Overrides functions in `quantum.c`
void backlight_init_ports(void) {


@@ 51,32 35,3 @@ void backlight_set(uint8_t level) {
  b_led_set(level);
}
#endif

// custom RGB driver
void rgblight_set(void) {
  if (!rgblight_config.enable) {
    for (uint8_t i=0; i<RGBLED_NUM; i++) {
      led[i].r = 0;
      led[i].g = 0;
      led[i].b = 0;
    }
  }

  i2c_init();
  i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
}

bool rgb_init = false;
void matrix_scan_kb(void) {
  // if LEDs were previously on before poweroff, turn them back on
  if (rgb_init == false && rgblight_config.enable) {
    i2c_init();
    i2c_send(0xb0, (uint8_t*)led, 3 * RGBLED_NUM);
    rgb_init = true;
  }

  rgblight_task();
  /* Nothing else for now. */

  matrix_scan_user();
}