qmk_firmware/keyboards/ergodox_ez/led_i2c.c

56 lines
1.8 KiB
C

/*
Copyright 2012 Jun Wako <wakojun@gmail.com>
Copyright 2013 Oleg Kostyuk <cub.uanic@gmail.com>
Copyright 2015 ZSA Technology Labs Inc (@zsa)
Copyright 2020 Christopher Courtney <drashna@live.com> (@drashna)
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/>.
*/
#ifdef RGBLIGHT_ENABLE
# include "ergodox_ez.h"
void rgblight_call_driver(rgb_led_t *led, uint8_t led_num) {
i2c_init();
i2c_start(0x84, ERGODOX_EZ_I2C_TIMEOUT);
int i = 0;
# if defined(ERGODOX_LED_30)
// prevent right-half code from trying to bitbang all 30
// so with 30 LEDs, we count from 29 to 15 here, and the
// other half does 0 to 14.
uint8_t half_led_num = RGBLED_NUM / 2;
for (i = half_led_num + half_led_num - 1; i >= half_led_num; --i)
# elif defined(ERGODOX_LED_15_MIRROR)
for (i = 0; i < led_num; ++i)
# else // ERGDOX_LED_15 non-mirrored
for (i = led_num - 1; i >= 0; --i)
# endif
{
uint8_t *data = (uint8_t *)(led + i);
i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
#ifdef RGBW
i2c_write(*data++, ERGODOX_EZ_I2C_TIMEOUT);
#endif
}
i2c_stop();
ws2812_setleds(led, led_num);
}
#endif // RGBLIGHT_ENABLE