diff options
Diffstat (limited to 'drivers/chibios/ws2812_pwm.c')
| -rw-r--r-- | drivers/chibios/ws2812_pwm.c | 37 |
1 files changed, 37 insertions, 0 deletions
diff --git a/drivers/chibios/ws2812_pwm.c b/drivers/chibios/ws2812_pwm.c index 3af922c063..140120d488 100644 --- a/drivers/chibios/ws2812_pwm.c +++ b/drivers/chibios/ws2812_pwm.c @@ -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 ---------------------------------------------------- */ |