TuxMonkey/tronone-h7-scaffold
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TuxMonkey
2025-11-15 16:13:35 +08:00
parent 7c0273c80c
commit b98674ac3f
1 changed files with 6 additions and 3 deletions
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9
User_Code/module/periph/ws2812/ws2812.c
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@@ -25,10 +25,12 @@
* @param [in] g My Param doc * @param [in] g My Param doc
* @param [in] b My Param doc * @param [in] b My Param doc
*/ */
void WS2812_Ctrl(uint8_t r, uint8_t g, uint8_t b) { void WS2812_Ctrl(uint8_t r, uint8_t g, uint8_t b)
{
uint8_t txbuf[24]; uint8_t txbuf[24];
uint8_t res = 0; uint8_t res = 0;
for (int i = 0; i < 8; i++) { for (auto i = 0; i < 8; i++)
{
txbuf[7 - i] = (((g >> i) & 0x01) ? WS2812_HighLevel : WS2812_LowLevel) >> 1; txbuf[7 - i] = (((g >> i) & 0x01) ? WS2812_HighLevel : WS2812_LowLevel) >> 1;
txbuf[15 - i] = (((r >> i) & 0x01) ? WS2812_HighLevel : WS2812_LowLevel) >> 1; txbuf[15 - i] = (((r >> i) & 0x01) ? WS2812_HighLevel : WS2812_LowLevel) >> 1;
txbuf[23 - i] = (((b >> i) & 0x01) ? WS2812_HighLevel : WS2812_LowLevel) >> 1; txbuf[23 - i] = (((b >> i) & 0x01) ? WS2812_HighLevel : WS2812_LowLevel) >> 1;
@@ -36,7 +38,8 @@ void WS2812_Ctrl(uint8_t r, uint8_t g, uint8_t b) {
HAL_SPI_Transmit(&WS2812_SPI_UNIT, &res, 0, 0xFFFF); HAL_SPI_Transmit(&WS2812_SPI_UNIT, &res, 0, 0xFFFF);
while (WS2812_SPI_UNIT.State != HAL_SPI_STATE_READY); while (WS2812_SPI_UNIT.State != HAL_SPI_STATE_READY);
HAL_SPI_Transmit(&WS2812_SPI_UNIT, txbuf, 24, 0xFFFF); HAL_SPI_Transmit(&WS2812_SPI_UNIT, txbuf, 24, 0xFFFF);
for (int i = 0; i < 100; i++) { for (auto i = 0; i < 100; i++)
{
HAL_SPI_Transmit(&WS2812_SPI_UNIT, &res, 1, 0xFFFF); HAL_SPI_Transmit(&WS2812_SPI_UNIT, &res, 1, 0xFFFF);
} }
} }