From c59f87a5d73a2d8a2085663ae329c4d7c75c83e3 Mon Sep 17 00:00:00 2001 From: Josh Hinnebusch Date: Sun, 6 Dec 2020 01:15:48 -0500 Subject: add definition WS2812_BYTE_ORDER to fix RGB LED issues (#10184) * add define for WS2812B-2020 to fix RGB issues * update driver doc * add WS2812_BYTE_ORDER definition to correct RGB byte issues * add definition variable thing * update per PR request * update per PR reqs * update per PR request * inital changes * move defines to color.h and add rgbw incase * Update docs/ws2812_driver.md Co-authored-by: Ryan Co-authored-by: hineybush Co-authored-by: Xelus22 Co-authored-by: Ryan --- drivers/chibios/ws2812_spi.c | 6 ++++++ 1 file changed, 6 insertions(+) (limited to 'drivers/chibios/ws2812_spi.c') diff --git a/drivers/chibios/ws2812_spi.c b/drivers/chibios/ws2812_spi.c index 7a1d2f05da..1dec1f5167 100644 --- a/drivers/chibios/ws2812_spi.c +++ b/drivers/chibios/ws2812_spi.c @@ -62,9 +62,15 @@ static uint8_t get_protocol_eq(uint8_t data, int pos) { static void set_led_color_rgb(LED_TYPE color, int pos) { uint8_t* tx_start = &txbuf[PREAMBLE_SIZE]; +#if (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_GRB) for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.g, j); for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.r, j); for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.b, j); +#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_RGB) + for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + j] = get_protocol_eq(color.r, j); + for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE + j] = get_protocol_eq(color.g, j); + for (int j = 0; j < 4; j++) tx_start[BYTES_FOR_LED * pos + BYTES_FOR_LED_BYTE * 2 + j] = get_protocol_eq(color.b, j); +#endif } void ws2812_init(void) { -- cgit v1.2.3