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/*
* light weight WS2812 lib V2.0b
*
* Controls WS2811/WS2812/WS2812B RGB-LEDs
* Author: Tim (cpldcpu@gmail.com)
*
* Jan 18th, 2014 v2.0b Initial Version
* Nov 29th, 2015 v2.3 Added SK6812RGBW support
*
* 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 "ws2812.c"
# include "ergodox_ez.h"
extern rgblight_config_t rgblight_config;
/*
* Forward declare internal functions
*
* The functions take a byte-array and send to the data output as WS2812 bitstream.
* The length is the number of bytes to send - three per LED.
*/
void ws2812_sendarray(uint8_t *array, uint16_t length);
void ws2812_sendarray_mask(uint8_t *array, uint16_t length, uint8_t pinmask);
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;
#ifdef RGBW
led[i].w = 0;
#endif
}
}
uint8_t led_num = RGBLED_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.
led_num = RGBLED_NUM / 2;
for (i = led_num + led_num - 1; i >= 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, RGBLED_NUM);
}
#endif // RGBLIGHT_ENABLE
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