|
|
- #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_ADDRESS_RIGHT
- # define WS2812_I2C_ADDRESS_RIGHT 0xB8
- #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 >> 1), WS2812_I2C_TIMEOUT);
- i2c_transmit(WS2812_I2C_ADDRESS_RIGHT, (uint8_t *)ledarray+(sizeof(LED_TYPE) * (leds >> 1)), sizeof(LED_TYPE) * (leds - (leds >> 1)), WS2812_I2C_TIMEOUT);
- }
|