Style, spacing, typo cleanup for recent changes
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@ -40,19 +40,15 @@ void TFT_SPI::Init() {
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if ((spiInstance = (SPI_TypeDef *)pinmap_peripheral(digitalPinToPinName(TFT_SCK_PIN), PinMap_SPI_SCLK)) == NP) return;
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if (spiInstance != (SPI_TypeDef *)pinmap_peripheral(digitalPinToPinName(TFT_MOSI_PIN), PinMap_SPI_MOSI)) return;
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#if PIN_EXISTS(TFT_MISO)
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if (TFT_MISO_PIN != TFT_MOSI_PIN)
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if (spiInstance != (SPI_TypeDef *)pinmap_peripheral(digitalPinToPinName(TFT_MISO_PIN), PinMap_SPI_MISO)) return;
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#if PIN_EXISTS(TFT_MISO) && TFT_MISO_PIN != TFT_MOSI_PIN
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if (spiInstance != (SPI_TypeDef *)pinmap_peripheral(digitalPinToPinName(TFT_MISO_PIN), PinMap_SPI_MISO)) return;
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#endif
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SPIx.Instance = spiInstance;
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SPIx.State = HAL_SPI_STATE_RESET;
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SPIx.Init.NSS = SPI_NSS_SOFT;
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SPIx.Init.Mode = SPI_MODE_MASTER;
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if (TFT_MISO_PIN == TFT_MOSI_PIN)
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SPIx.Init.Direction = SPI_DIRECTION_1LINE;
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else
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SPIx.Init.Direction = SPI_DIRECTION_2LINES;
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SPIx.Init.Direction = (TFT_MISO_PIN == TFT_MOSI_PIN) ? SPI_DIRECTION_1LINE : SPI_DIRECTION_2LINES;
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SPIx.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
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SPIx.Init.CLKPhase = SPI_PHASE_1EDGE;
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SPIx.Init.CLKPolarity = SPI_POLARITY_LOW;
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@ -64,9 +60,8 @@ void TFT_SPI::Init() {
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pinmap_pinout(digitalPinToPinName(TFT_SCK_PIN), PinMap_SPI_SCLK);
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pinmap_pinout(digitalPinToPinName(TFT_MOSI_PIN), PinMap_SPI_MOSI);
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#if PIN_EXISTS(TFT_MISO)
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if (TFT_MISO_PIN != TFT_MOSI_PIN)
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pinmap_pinout(digitalPinToPinName(TFT_MISO_PIN), PinMap_SPI_MISO);
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#if PIN_EXISTS(TFT_MISO) && TFT_MISO_PIN != TFT_MOSI_PIN
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pinmap_pinout(digitalPinToPinName(TFT_MISO_PIN), PinMap_SPI_MISO);
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#endif
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pin_PullConfig(get_GPIO_Port(STM_PORT(digitalPinToPinName(TFT_SCK_PIN))), STM_LL_GPIO_PIN(digitalPinToPinName(TFT_SCK_PIN)), GPIO_PULLDOWN);
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@ -119,7 +114,7 @@ void TFT_SPI::Init() {
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DMAtx.Init.MemDataAlignment = DMA_MDATAALIGN_HALFWORD;
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DMAtx.Init.Mode = DMA_NORMAL;
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DMAtx.Init.Priority = DMA_PRIORITY_LOW;
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#if defined(STM32F4xx)
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#ifdef STM32F4xx
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DMAtx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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#endif
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}
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@ -140,11 +135,10 @@ uint32_t TFT_SPI::GetID() {
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}
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uint32_t TFT_SPI::ReadID(uint16_t Reg) {
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#if !PIN_EXISTS(TFT_MISO)
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return 0;
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#else
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uint32_t Data = 0;
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#if PIN_EXISTS(TFT_MISO)
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uint32_t BaudRatePrescaler = SPIx.Init.BaudRatePrescaler;
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uint32_t i, Data = 0;
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uint32_t i;
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SPIx.Init.BaudRatePrescaler = SPIx.Instance == SPI1 ? SPI_BAUDRATEPRESCALER_8 : SPI_BAUDRATEPRESCALER_4;
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DataTransferBegin(DATASIZE_8BIT);
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@ -154,12 +148,12 @@ uint32_t TFT_SPI::ReadID(uint16_t Reg) {
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__HAL_SPI_ENABLE(&SPIx);
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for (i = 0; i < 4; i++) {
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if (TFT_MISO_PIN != TFT_MOSI_PIN) {
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#if TFT_MISO_PIN != TFT_MOSI_PIN
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//if (hspi->Init.Direction == SPI_DIRECTION_2LINES) {
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while ((SPIx.Instance->SR & SPI_FLAG_TXE) != SPI_FLAG_TXE) {}
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SPIx.Instance->DR = 0;
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//}
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}
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#endif
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while ((SPIx.Instance->SR & SPI_FLAG_RXNE) != SPI_FLAG_RXNE) {}
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Data = (Data << 8) | SPIx.Instance->DR;
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}
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@ -168,9 +162,9 @@ uint32_t TFT_SPI::ReadID(uint16_t Reg) {
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DataTransferEnd();
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SPIx.Init.BaudRatePrescaler = BaudRatePrescaler;
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return Data >> 7;
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#endif
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return Data >> 7;
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}
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bool TFT_SPI::isBusy() {
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@ -183,9 +177,8 @@ bool TFT_SPI::isBusy() {
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if (__HAL_DMA_GET_FLAG(&DMAtx, __HAL_DMA_GET_TC_FLAG_INDEX(&DMAtx)) != 0 || __HAL_DMA_GET_FLAG(&DMAtx, __HAL_DMA_GET_TE_FLAG_INDEX(&DMAtx)) != 0)
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Abort();
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}
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else {
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else
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Abort();
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}
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return dmaEnabled;
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}
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