diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/chibios/ws2812.c | 7 | ||||
| -rw-r--r-- | drivers/chibios/ws2812_pwm.c | 45 | ||||
| -rw-r--r-- | drivers/chibios/ws2812_spi.c | 6 |
3 files changed, 55 insertions, 3 deletions
diff --git a/drivers/chibios/ws2812.c b/drivers/chibios/ws2812.c index 0440cac755..504fb4f074 100644 --- a/drivers/chibios/ws2812.c +++ b/drivers/chibios/ws2812.c @@ -89,9 +89,16 @@ void ws2812_setleds(LED_TYPE *ledarray, uint16_t leds) { for (uint8_t i = 0; i < leds; i++) { // WS2812 protocol dictates grb order +#if (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_GRB) sendByte(ledarray[i].g); sendByte(ledarray[i].r); sendByte(ledarray[i].b); +#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_RGB) + sendByte(ledarray[i].r); + sendByte(ledarray[i].g); + sendByte(ledarray[i].b); +#endif + #ifdef RGBW sendByte(ledarray[i].w); #endif diff --git a/drivers/chibios/ws2812_pwm.c b/drivers/chibios/ws2812_pwm.c index bfb44ce4a4..14be0a9edc 100644 --- a/drivers/chibios/ws2812_pwm.c +++ b/drivers/chibios/ws2812_pwm.c @@ -107,6 +107,7 @@ */ #define WS2812_BIT(led, byte, bit) (24 * (led) + 8 * (byte) + (7 - (bit))) +#if (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_GRB) /** * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given red bit * @@ -117,7 +118,7 @@ * * @return The bit index */ -#define WS2812_RED_BIT(led, bit) WS2812_BIT((led), 1, (bit)) +# define WS2812_RED_BIT(led, bit) WS2812_BIT((led), 1, (bit)) /** * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given green bit @@ -129,7 +130,7 @@ * * @return The bit index */ -#define WS2812_GREEN_BIT(led, bit) WS2812_BIT((led), 0, (bit)) +# define WS2812_GREEN_BIT(led, bit) WS2812_BIT((led), 0, (bit)) /** * @brief Determine the index in @ref ws2812_frame_buffer "the frame buffer" of a given blue bit @@ -141,7 +142,45 @@ * * @return The bit index */ -#define WS2812_BLUE_BIT(led, bit) WS2812_BIT((led), 2, (bit)) +# define WS2812_BLUE_BIT(led, bit) WS2812_BIT((led), 2, (bit)) + +#elif (WS2812_BYTE_ORDER == WS2812_BYTE_ORDER_RGB) +/** + * @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), 0, (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), 2, (bit)) +#endif /* --- PRIVATE VARIABLES ---------------------------------------------------- */ 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) { |