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Added support for RGBW NeoPixels (#449)

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This commit is contained in:
Erwin Boskma 2017-10-08 20:02:39 +02:00 • committed by Ruslan V. Uss
parent 68cc1451b2
commit e24b6579ff
3 changed files with 32 additions and 12 deletions
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10
extras/ws2812_i2s/ws2812_i2s.h
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@ -35,8 +35,14 @@ typedef struct {
uint8_t red;
uint8_t green;
uint8_t blue;
uint8_t white;
} ws2812_pixel_t;
typedef enum {
PIXEL_RGB = 12,
PIXEL_RGBW = 16
} pixeltype_t;
/**
* Initialize i2s and dma subsystems to work with ws2812 led strip.
*
@ -44,7 +50,7 @@ typedef struct {
*
* @param pixels_number Number of pixels in the strip.
*/
void ws2812_i2s_init(uint32_t pixels_number);
void ws2812_i2s_init(uint32_t pixels_number, pixeltype_t type);
/**
* Update ws2812 pixels.
@ -52,7 +58,7 @@ void ws2812_i2s_init(uint32_t pixels_number);
* @param pixels Array of 'pixels_number' pixels. The array must contain all
* the pixels.
*/
void ws2812_i2s_update(ws2812_pixel_t *pixels);
void ws2812_i2s_update(ws2812_pixel_t *pixels, pixeltype_t type);
#ifdef __cplusplus
}