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prevent multiple initialization memory allocation and inform user if allocation was fail

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This commit is contained in:
Zaltora 2018-03-27 10:56:46 +02:00
parent a89417e26e
commit 6dde352842
2 changed files with 20 additions and 6 deletions
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2
extras/ws2812_i2s/ws2812_i2s.h
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@ -53,7 +53,7 @@ typedef enum {
*
* @param pixels_number Number of pixels in the strip.
*/
void ws2812_i2s_init(uint32_t pixels_number, pixeltype_t type);
int ws2812_i2s_init(uint32_t pixels_number, pixeltype_t type);
/**
* Update ws2812 pixels.