keychron_qmk_firmware/platforms/avr/drivers/ws2812_i2c.c
2023-03-30 12:21:02 +11:00

30 lines
577 B
C

#include "ws2812.h"
#include "i2c_master.h"
#ifdef RGBW
# error "RGBW not supported"
#endif
#ifndef WS2812_I2C_ADDRESS
# define WS2812_I2C_ADDRESS 0xB0
#endif
#ifndef WS2812_I2C_TIMEOUT
# define WS2812_I2C_TIMEOUT 100
#endif
void ws2812_init(void) {
i2c_init();
}
// Setleds for standard RGB
void ws2812_setleds(LED_TYPE *ledarray, uint16_t leds) {
static bool s_init = false;
if (!s_init) {
ws2812_init();
s_init = true;
}
i2c_transmit(WS2812_I2C_ADDRESS, (uint8_t *)ledarray, sizeof(LED_TYPE) * leds, WS2812_I2C_TIMEOUT);
}