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35 lines
850 B
35 lines
850 B
#ifndef WS2812_H
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#define WS2812_H
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#include "platform.h"
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/**
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* Load RGBs from a packed byte stream
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*
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* @param port
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* @param ll_pin
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* @param rgbs - packed R,G,B, R,G,B, ... array
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* @param count - number of pixels (triplets)
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*/
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void ws2812_load_raw(GPIO_TypeDef *port, uint32_t ll_pin, uint8_t *rgbs, uint32_t count);
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/**
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* Load all pixels with BLACK (0,0,0)
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*
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* @param port
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* @param ll_pin
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* @param count - number of pixels
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*/
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void ws2812_clear(GPIO_TypeDef *port, uint32_t ll_pin, uint32_t count);
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/**
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* Load from a stream of 32-bit numbers (4th or 1st byte skipped)
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* @param port
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* @param ll_pin
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* @param rgbs - payload
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* @param count - number of pixels
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* @param bigendian - big endian ordering
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*/
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void ws2812_load_sparse(GPIO_TypeDef *port, uint32_t ll_pin, uint8_t *rgbs, uint32_t count, bool bigendian);
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#endif //WS2812_H
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