Semi working DMA code for the display driver! So excited! Now to work out the bugs :)
This commit is contained in:
Michael Colton
parent
26b7ef6f6d
commit
14d70c8afd
8 changed files with 4921 additions and 6040 deletions
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@ -179,13 +179,13 @@
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@ -229,7 +229,7 @@
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@ -5,7 +5,7 @@
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@ -16,7 +16,7 @@
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10704
Source/Debug/PSDR.hex
10704
Source/Debug/PSDR.hex
File diff suppressed because it is too large
Load diff
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@ -100,17 +100,23 @@ TIM_HandleTypeDef TimHandle4;
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#define MASKWHITE 0b1111111111111111
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#define MASKBLACK 0b0000000000000000
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/* DMA */
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static DMA_HandleTypeDef hdma_tx;
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static DMA_HandleTypeDef hdma_rx;
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/* Definition for SPIx's DMA */
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#define SPIx_TX_DMA_CHANNEL DMA_CHANNEL_3
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#define SPIx_TX_DMA_STREAM DMA2_Stream5
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#define SPIx_TX_DMA_STREAM DMA2_Stream3
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#define SPIx_RX_DMA_CHANNEL DMA_CHANNEL_3
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#define SPIx_RX_DMA_STREAM DMA2_Stream2
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/* Definition for SPIx's NVIC */
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#define SPIx_DMA_TX_IRQn DMA2_Stream3_IRQn
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#define SPIx_DMA_RX_IRQn DMA2_Stream0_IRQn
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#define SPIx_DMA_RX_IRQn DMA2_Stream2_IRQn
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#define SPIx_DMA_TX_IRQHandler DMA2_Stream3_IRQHandler
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#define SPIx_DMA_RX_IRQHandler DMA2_Stream0_IRQHandler
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#define SPIx_DMA_RX_IRQHandler DMA2_Stream2_IRQHandler
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SPI_HandleTypeDef SpiHandle;
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UART_HandleTypeDef UartHandle;
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@ -241,9 +241,11 @@ void Adafruit_GFX_fillRect(int16_t x, int16_t y, int16_t w, int16_t h,
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uint16_t color) {
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// Update in subclasses if desired!
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int16_t i;
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for ( i=x; i<x+w; i++) {
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Adafruit_ILI9340_drawFastVLine(i, y, h, color);
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}
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// for ( i=x; i<x+w; i++) {
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// Adafruit_ILI9340_drawFastVLine(i, y, h, color);
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// }
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Adafruit_ILI9340_fillRect(x, y, w, h, color);
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}
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void Adafruit_GFX_fillScreen(uint16_t color) {
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@ -65,6 +65,7 @@
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// int _height = ILI9340_TFTHEIGHT; //320
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uint16_t rxBuf[10];
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uint16_t txBuf[2];
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uint8_t txBuf2[320 * 240 * 2];
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// Constructor when using hardware SPI. Faster, but must use SPI pins
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// specific to each board type (e.g. 11,13 for Uno, 51,52 for Mega, etc.)
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@ -127,8 +128,8 @@ void Adafruit_ILI9340_writecommand(uint16_t c) {
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txBuf[0] = c; // & 0xFF;
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//spi_readWrite(SpiHandle, rxBuf, txBuf, 1);
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HAL_SPI_Transmit(&SpiHandle, txBuf, 1 /*cnt * 2*/, 1);
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//HAL_SPI_TransmitReceive(&SpiHandle, (uint8_t*)txBuf, (uint8_t *)rxBuf, 1, 1000);
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//HAL_SPI_Transmit_DMA(&SpiHandle, txBuf, 1);
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//while(SpiHandle.State == HAL_SPI_STATE_BUSY_TX);
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//SET_BIT(csport, cspinmask);
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HAL_GPIO_WritePin(LCD_NSS.port, LCD_NSS.pin, 1);
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@ -151,7 +152,8 @@ void Adafruit_ILI9340_writedata(uint16_t c) {
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txBuf[0] = c; // & 0xFF;
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//spi_readWrite(SpiHandle, rxBuf, txBuf, 1);
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HAL_SPI_Transmit(&SpiHandle, txBuf, 1 /*cnt * 2*/, 1);
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//HAL_SPI_TransmitReceive(&SpiHandle, (uint8_t*)txBuf, (uint8_t *)rxBuf, 1, 1000);
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//HAL_SPI_Transmit_DMA(&SpiHandle, txBuf, 1);
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//while(SpiHandle.State == HAL_SPI_STATE_BUSY_TX);
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//digitalWrite(_cs, HIGH);
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//SET_BIT(csport, cspinmask);
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@ -561,18 +563,44 @@ void Adafruit_ILI9340_fillRect(int16_t x, int16_t y, int16_t w, int16_t h,
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HAL_GPIO_WritePin(LCD_NSS.port, LCD_NSS.pin, 0);
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//digitalWrite(_cs, LOW);
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for(y=h; y>0; y--) {
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for(x=w; x>0; x--) {
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//for(y=h; y>0; y--) {
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// for(x=w; x>0; x--) {
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//spiwrite(hi);
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//spiwrite(lo);
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//txBuf[0] = hi;
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//txBuf[1] = lo;
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txBuf[0] = color;
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uint32_t totalPixels = h * w;
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//uint8_t txBuf2[totalPixels * 2];
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spi_readWrite(SpiHandle, rxBuf, txBuf, 1);
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//HAL_SPI_TransmitReceive(&SpiHandle, (uint8_t*)txBuf, (uint8_t*)rxBuf, 2, 1000);
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}
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}
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for(uint32_t i = 0; i < totalPixels; i+=2)
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{
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//txBuf2[i] = color;
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txBuf2[i] = color >> 8;
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txBuf2[i + 1] = color & 0xFF;
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}
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//for()= color;
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//spi_readWrite(SpiHandle, rxBuf, txBuf, 1);
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//hdma_tx.Init.MemInc = DMA_MINC_DISABLE;
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//HAL_DMA_Init(&hdma_tx);
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HAL_SPI_Transmit_DMA(&SpiHandle, &txBuf2, 0xFFFF);
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while(SpiHandle.State == HAL_SPI_STATE_BUSY_TX);
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//HAL_SPI_Transmit_DMA(&SpiHandle, &txBuf2, 0xFFFF);
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//while(SpiHandle.State == HAL_SPI_STATE_BUSY_TX);
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//HAL_Delay(1000);
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//hdma_tx.Init.MemInc = DMA_MINC_ENABLE;
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//HAL_DMA_Init(&hdma_tx);
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//}
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//}
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//digitalWrite(_cs, HIGH);
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//SET_BIT(csport, cspinmask);
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HAL_GPIO_WritePin(LCD_NSS.port, LCD_NSS.pin, 1);
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@ -306,62 +306,61 @@ void teardownPeripheralPower()
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void configDMA(SPI_HandleTypeDef *hspi)
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{
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// static DMA_HandleTypeDef hdma_tx;
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// static DMA_HandleTypeDef hdma_rx;
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//
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//
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// hdma_tx.Instance = SPIx_TX_DMA_STREAM;
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//
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// hdma_tx.Init.Channel = SPIx_TX_DMA_CHANNEL;
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// hdma_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
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// hdma_tx.Init.PeriphInc = DMA_PINC_DISABLE;
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// hdma_tx.Init.MemInc = DMA_MINC_ENABLE;
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// hdma_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
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// hdma_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
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// hdma_tx.Init.Mode = DMA_NORMAL;
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// hdma_tx.Init.Priority = DMA_PRIORITY_LOW;
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// hdma_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
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// hdma_tx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
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// hdma_tx.Init.MemBurst = DMA_MBURST_INC4;
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// hdma_tx.Init.PeriphBurst = DMA_PBURST_INC4;
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//
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// HAL_DMA_Init(&hdma_tx);
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||||
//
|
||||
// /* Associate the initialized DMA handle to the the SPI handle */
|
||||
// __HAL_LINKDMA(hspi, hdmatx, hdma_tx);
|
||||
//
|
||||
// /* Configure the DMA handler for Transmission process */
|
||||
// hdma_rx.Instance = SPIx_RX_DMA_STREAM;
|
||||
//
|
||||
// hdma_rx.Init.Channel = SPIx_RX_DMA_CHANNEL;
|
||||
// hdma_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
|
||||
// hdma_rx.Init.PeriphInc = DMA_PINC_DISABLE;
|
||||
// hdma_rx.Init.MemInc = DMA_MINC_ENABLE;
|
||||
// hdma_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
|
||||
// hdma_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
|
||||
// hdma_rx.Init.Mode = DMA_NORMAL;
|
||||
// hdma_rx.Init.Priority = DMA_PRIORITY_HIGH;
|
||||
// hdma_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
|
||||
// hdma_rx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
|
||||
// hdma_rx.Init.MemBurst = DMA_MBURST_INC4;
|
||||
// hdma_rx.Init.PeriphBurst = DMA_PBURST_INC4;
|
||||
//
|
||||
// HAL_DMA_Init(&hdma_rx);
|
||||
//
|
||||
// /* Associate the initialized DMA handle to the the SPI handle */
|
||||
// __HAL_LINKDMA(hspi, hdmarx, hdma_rx);
|
||||
//
|
||||
// /*##-4- Configure the NVIC for DMA #########################################*/
|
||||
// /* NVIC configuration for DMA transfer complete interrupt (SPI3_TX) */
|
||||
// HAL_NVIC_SetPriority(15/*SPIx_DMA_TX_IRQn*/, 0, 1);
|
||||
// HAL_NVIC_EnableIRQ(SPIx_DMA_TX_IRQn);
|
||||
//
|
||||
// /* NVIC configuration for DMA transfer complete interrupt (SPI3_RX) */
|
||||
// HAL_NVIC_SetPriority(SPIx_DMA_RX_IRQn, 0, 0);
|
||||
// HAL_NVIC_EnableIRQ(SPIx_DMA_RX_IRQn);
|
||||
//
|
||||
//
|
||||
// //HAL_DMA_Start();
|
||||
|
||||
|
||||
|
||||
hdma_tx.Instance = SPIx_TX_DMA_STREAM;
|
||||
|
||||
hdma_tx.Init.Channel = SPIx_TX_DMA_CHANNEL;
|
||||
hdma_tx.Init.Direction = DMA_MEMORY_TO_PERIPH;
|
||||
hdma_tx.Init.PeriphInc = DMA_PINC_DISABLE;
|
||||
hdma_tx.Init.MemInc = DMA_MINC_ENABLE;
|
||||
hdma_tx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
|
||||
hdma_tx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
|
||||
hdma_tx.Init.Mode = DMA_NORMAL;
|
||||
hdma_tx.Init.Priority = DMA_PRIORITY_LOW;
|
||||
hdma_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
|
||||
hdma_tx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
|
||||
hdma_tx.Init.MemBurst = DMA_MBURST_INC4;
|
||||
hdma_tx.Init.PeriphBurst = DMA_PBURST_INC4;
|
||||
|
||||
HAL_DMA_Init(&hdma_tx);
|
||||
|
||||
/* Associate the initialized DMA handle to the the SPI handle */
|
||||
__HAL_LINKDMA(hspi, hdmatx, hdma_tx);
|
||||
|
||||
/* Configure the DMA handler for Transmission process */
|
||||
hdma_rx.Instance = SPIx_RX_DMA_STREAM;
|
||||
|
||||
hdma_rx.Init.Channel = SPIx_RX_DMA_CHANNEL;
|
||||
hdma_rx.Init.Direction = DMA_PERIPH_TO_MEMORY;
|
||||
hdma_rx.Init.PeriphInc = DMA_PINC_DISABLE;
|
||||
hdma_rx.Init.MemInc = DMA_MINC_ENABLE;
|
||||
hdma_rx.Init.PeriphDataAlignment = DMA_PDATAALIGN_BYTE;
|
||||
hdma_rx.Init.MemDataAlignment = DMA_MDATAALIGN_BYTE;
|
||||
hdma_rx.Init.Mode = DMA_NORMAL;
|
||||
hdma_rx.Init.Priority = DMA_PRIORITY_HIGH;
|
||||
hdma_rx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
|
||||
hdma_rx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
|
||||
hdma_rx.Init.MemBurst = DMA_MBURST_INC4;
|
||||
hdma_rx.Init.PeriphBurst = DMA_PBURST_INC4;
|
||||
|
||||
HAL_DMA_Init(&hdma_rx);
|
||||
|
||||
/* Associate the initialized DMA handle to the the SPI handle */
|
||||
__HAL_LINKDMA(hspi, hdmarx, hdma_rx);
|
||||
|
||||
/*##-4- Configure the NVIC for DMA #########################################*/
|
||||
/* NVIC configuration for DMA transfer complete interrupt (SPI3_TX) */
|
||||
HAL_NVIC_SetPriority(15/*SPIx_DMA_TX_IRQn*/, 0, 1);
|
||||
HAL_NVIC_EnableIRQ(SPIx_DMA_TX_IRQn);
|
||||
|
||||
/* NVIC configuration for DMA transfer complete interrupt (SPI3_RX) */
|
||||
HAL_NVIC_SetPriority(SPIx_DMA_RX_IRQn, 0, 0);
|
||||
HAL_NVIC_EnableIRQ(SPIx_DMA_RX_IRQn);
|
||||
|
||||
|
||||
//HAL_DMA_Start();
|
||||
}
|
||||
|
||||
|
||||
|
|
@ -987,7 +986,7 @@ main(int argc, char* argv[])
|
|||
hal_setupPins();
|
||||
spi_init();
|
||||
|
||||
// configDMA(&SpiHandle );
|
||||
configDMA(&SpiHandle );
|
||||
|
||||
|
||||
//I2C_HandleTypeDef hi2c;
|
||||
|
|
@ -1065,8 +1064,18 @@ setFreq(vfoAFrequency);
|
|||
Adafruit_ILI9340_begin();
|
||||
Adafruit_ILI9340_setRotation(1);
|
||||
//Adafruit_GFX_fillScreen(ILI9340_BLACK);
|
||||
|
||||
drawNumber('3', 0,0, 0xFFFF);
|
||||
Adafruit_GFX_fillScreen(ILI9340_BLACK);
|
||||
|
||||
while(1)
|
||||
{
|
||||
// drawNumber('3', 0,0, 0xFFFF);
|
||||
Adafruit_GFX_fillScreen(ILI9340_BLUE);
|
||||
// drawNumber('3', 5,5, 0xFFFF);
|
||||
Adafruit_GFX_fillScreen(ILI9340_RED);
|
||||
}
|
||||
|
||||
Adafruit_GFX_setTextSize(3);
|
||||
Adafruit_GFX_setTextWrap(1);
|
||||
Adafruit_GFX_setTextColor(ILI9340_WHITE, ILI9340_BLACK);
|
||||
|
|
@ -2027,6 +2036,20 @@ HAL_NVIC_EnableIRQ(TIM4_IRQn);
|
|||
|
||||
}
|
||||
|
||||
void DMA2_Stream2_IRQHandler(void)
|
||||
{
|
||||
//doNothing();
|
||||
HAL_DMA_IRQHandler(&hdma_rx);
|
||||
//HAL_GPIO_WritePin(LCD_NSS.port, LCD_NSS.pin, 1);
|
||||
}
|
||||
|
||||
void DMA2_Stream3_IRQHandler(void)
|
||||
{
|
||||
//doNothing();
|
||||
HAL_DMA_IRQHandler(&hdma_tx);
|
||||
//HAL_GPIO_WritePin(LCD_NSS.port, LCD_NSS.pin, 1);
|
||||
}
|
||||
|
||||
void TIM3_IRQHandler(void)
|
||||
{
|
||||
HAL_TIM_IRQHandler(&TimHandle);
|
||||
|
|
|
|||
|
|
@ -18,6 +18,7 @@
|
|||
#include <stm32f7xx_hal_spi.h>
|
||||
#include <stm32f7xx_hal_gpio.h>
|
||||
#include <stm32f7xx_hal.h>
|
||||
#include <stm32f7xx_hal_rcc.h>
|
||||
#endif
|
||||
|
||||
void spi_init(void)
|
||||
|
|
@ -25,7 +26,7 @@ void spi_init(void)
|
|||
//SPI_InitTypeDef spiInitStructure;
|
||||
GPIO_InitTypeDef gpioInitStructure;
|
||||
|
||||
HAL_SPI_MspInit(&SpiHandle);
|
||||
|
||||
|
||||
__SPI1_CLK_ENABLE();
|
||||
|
||||
|
|
@ -70,6 +71,27 @@ void spi_init(void)
|
|||
// HAL_GPIO_Init(LCD_NSS.port, &gpioInitStructure);
|
||||
// //HAL_GPIO_WritePin(LCD_NSS.port, LCD_NSS.pin, 1); // TBD - should this be before init?
|
||||
|
||||
//Configure NVIC if needed.
|
||||
|
||||
//Configure DMA
|
||||
|
||||
// DMA_HandleTypeDef DmaHandle;
|
||||
// DMA_InitTypeDef dmaInitStructure;
|
||||
//
|
||||
// HAL_DMA_DeInit(DMA2_Stream3);
|
||||
//
|
||||
// dmaInitStructure.Channel = DMA_CHANNEL_3;
|
||||
// dmaInitStructure.Direction =
|
||||
|
||||
//Already enabled in the peripheral power function.....
|
||||
//__DMA1_CLK_ENABLE;
|
||||
//__DMA2_CLK_ENABLE; //
|
||||
//__HAL_RCC_DMA1_CLK_ENABLE;
|
||||
//__HAL_RCC_DMA2_CLK_ENABLE;
|
||||
|
||||
//DmaHandle.Init.
|
||||
|
||||
//HAL_SPI_MspInit(&SpiHandle);
|
||||
|
||||
SpiHandle.Instance = SPI1;
|
||||
SpiHandle.Init.Direction = SPI_DIRECTION_2LINES;
|
||||
|
|
@ -78,12 +100,14 @@ void spi_init(void)
|
|||
SpiHandle.Init.CLKPolarity = SPI_POLARITY_HIGH;
|
||||
SpiHandle.Init.CLKPhase = SPI_PHASE_2EDGE;
|
||||
SpiHandle.Init.NSS = SPI_NSS_SOFT; //SPI_NSS_SOFT;
|
||||
SpiHandle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2;
|
||||
SpiHandle.Init.BaudRatePrescaler = SPI_BAUDRATEPRESCALER_2; //SPI_BAUDRATEPRESCALER_2;
|
||||
SpiHandle.Init.FirstBit = SPI_FIRSTBIT_MSB;
|
||||
SpiHandle.Init.CRCCalculation = SPI_CRCCALCULATION_DISABLED;
|
||||
SpiHandle.Init.TIMode = SPI_TIMODE_DISABLED;
|
||||
SpiHandle.Init.CRCPolynomial = 7;
|
||||
|
||||
|
||||
|
||||
if(HAL_SPI_Init(&SpiHandle) != HAL_OK)
|
||||
{
|
||||
/* Initialization Error */
|
||||
|
|
@ -124,9 +148,9 @@ void spi_readWrite(SPI_HandleTypeDef SpiH, uint16_t* rxBuf, uint16_t* txBuf, uin
|
|||
txTmp[1] = txBuf[0] & 0xFF;
|
||||
|
||||
//HAL_SPI_TransmitReceive(&SpiHandle, txBuf, rxBuf, cnt, 1000);
|
||||
HAL_SPI_Transmit(&SpiHandle, txTmp, 2 /*cnt * 2*/, 1);
|
||||
//HAL_SPI_Transmit(&SpiHandle, txTmp, 2 /*cnt * 2*/, 1);
|
||||
//while(HAL_SPI_GetState(&SpiH) != HAL_SPI_STATE_READY);
|
||||
//HAL_SPI_Transmit_DMA(&SpiH, txBuf, cnt);
|
||||
HAL_SPI_Transmit_DMA(&SpiHandle, txTmp, cnt);
|
||||
//while(HAL_SPI_GetState(&SpiH) != HAL_SPI_STATE_READY);
|
||||
|
||||
// //High, second edge
|
||||
|
|
|
|||
Loading…
Reference in a new issue