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Add BGR byte order for WS2812 drivers (#11562)

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* add byte order bgr for ws2812

* update docs for driver change

* Update ws2812_driver.md

* Update docs/ws2812_driver.md

Co-authored-by: Ryan <fauxpark@gmail.com>

Co-authored-by: Ryan <fauxpark@gmail.com>
This commit is contained in:
kb-elmo 2021-01-15 22:42:30 +01:00 • committed by GitHub
parent 0bf0977c02
commit 3d70766327
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5 changed files with 59 additions and 4 deletions
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37
drivers/chibios/ws2812_pwm.c
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@ -180,6 +180,43 @@
* @return The bit index
*/
# define WS2812_BLUE_BIT(led, bit) WS2812_BIT((led), 2, (bit))
#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_BGR)
/**
* @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given red bit
*
* @note The red byte is the middle byte in the color packet
*
* @param[in] led: The led index [0, @ref RGBLED_NUM)
* @param[in] bit: The bit number [0, 7]
*
* @return The bit index
*/
# define WS2812_RED_BIT(led, bit) WS2812_BIT((led), 2, (bit))
/**
* @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given green bit
*
* @note The red byte is the first byte in the color packet
*
* @param[in] led: The led index [0, @ref RGBLED_NUM)
* @param[in] bit: The bit number [0, 7]
*
* @return The bit index
*/
# define WS2812_GREEN_BIT(led, bit) WS2812_BIT((led), 1, (bit))
/**
* @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given blue bit
*
* @note The red byte is the last byte in the color packet
*
* @param[in] led: The led index [0, @ref RGBLED_NUM)
* @param[in] bit: The bit index [0, 7]
*
* @return The bit index
*/
# define WS2812_BLUE_BIT(led, bit) WS2812_BIT((led), 0, (bit))
#endif
/* --- PRIVATE VARIABLES ---------------------------------------------------- */