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Dude, this DMA thing is killing me!!! I can write to the display at blistering speeds, but there are errors in the picture and I can't figure out why! <pulls all hair out!>

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Michael Colton 2018-06-21 23:51:59 -06:00
parent ce58e273f6
commit 457c2702ce
7 changed files with 4191 additions and 4133 deletions
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4
Source/.settings/language.settings.xml
View file

@ -5,7 +5,7 @@
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="1375559853858667485" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT GCC Built-in Compiler Settings Cross ARM" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-236853274004868024" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT GCC Built-in Compiler Settings Cross ARM" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>
@ -16,7 +16,7 @@
<provider copy-of="extension" id="org.eclipse.cdt.ui.UserLanguageSettingsProvider"/>
<provider-reference id="org.eclipse.cdt.core.ReferencedProjectsLanguageSettingsProvider" ref="shared-provider"/>
<provider-reference id="org.eclipse.cdt.managedbuilder.core.MBSLanguageSettingsProvider" ref="shared-provider"/>
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="1394511230632125255" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT GCC Built-in Compiler Settings Cross ARM" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<provider class="org.eclipse.cdt.managedbuilder.language.settings.providers.GCCBuiltinSpecsDetector" console="false" env-hash="-217901897231410254" id="ilg.gnuarmeclipse.managedbuild.cross.GCCBuiltinSpecsDetector" keep-relative-paths="false" name="CDT GCC Built-in Compiler Settings Cross ARM" parameter="${COMMAND} ${FLAGS} ${cross_toolchain_flags} -E -P -v -dD &quot;${INPUTS}&quot;" prefer-non-shared="true">
<language-scope id="org.eclipse.cdt.core.gcc"/>
<language-scope id="org.eclipse.cdt.core.g++"/>
</provider>

8188
Source/Debug/PSDR.hex
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File diff suppressed because it is too large Load diff

1
Source/include/Adafruit_ILI9340.h
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@ -29,6 +29,7 @@
#endif
#include <stdbool.h>
#include <Adafruit_GFX.h>
#include <main.h>
#define ILI9340_TFTWIDTH 240
#define ILI9340_TFTHEIGHT 320

2
Source/include/hal.h
View file

@ -23,6 +23,8 @@
#include "stm32f746xx.h"
#include <stm32f7xx_hal_gpio.h>
#include "stm32f7xx_hal_dma.h"
#include "stm32f7xx_hal_dma2d.h"
#include "stm32f7xx_hal_dma_ex.h"
#include "stm32f7xx_hal_usart.h"
#include "stm32f7xx_hal_i2c.h"
#endif

1
Source/include/main.h
View file

@ -101,6 +101,7 @@ TIM_HandleTypeDef TimHandle4;
#define MASKBLACK 0b0000000000000000
/* DMA */
static DMA_HandleTypeDef hdma_tx;

55
Source/src/Adafruit_ILI9340.c
View file

@ -579,15 +579,34 @@ void Adafruit_ILI9340_fillRect(int16_t x, int16_t y, int16_t w, int16_t h,
//txBuf[1] = lo;
uint32_t totalPixels = h * w;
uint8_t txBuf2[totalPixels * 2];
//uint16_t txBuf2[totalPixels];
//while(SpiHandle.State != HAL_SPI_STATE_READY);
for(uint32_t i = (totalPixels * 2); i > 0; i-=2)
{
//txBuf2[i] = color;
txBuf2[i] = color >> 8;
txBuf2[i] = (color & 0xFF00) >> 8;
txBuf2[i + 1] = color & 0xFF;
}
static int errors = 0;
for(uint32_t i = (totalPixels * 2); i > 0; i-=2)
{
//txBuf2[i] = color;
if (txBuf2[i] != ((color & 0xFF00) >> 8) || txBuf2[i + 1] != (color & 0xFF))
errors++;
}
// for(uint32_t i = totalPixels; i > 0; i--)
// {
// //txBuf2[i] = color;
// txBuf2[i] = color; // & 0xFF00) >> 8;
// //txBuf2[i + 1] = color & 0xFF;
// }
// for(uint32_t i = (totalPixels * 2); i > 0; i--)
// {
// if txBuf2[i] != color
@ -608,20 +627,48 @@ void Adafruit_ILI9340_fillRect(int16_t x, int16_t y, int16_t w, int16_t h,
//uint32_t pixelsWritten = 0;
//utin16_t pixelsInBurst = 0;
uint16_t fullPasses = (totalPixels * 2) / 0xFFFF;
uint16_t partialPass = (totalPixels * 2) % 0xFFFF;
//uint16_t fullPasses = (totalPixels * 2) / 0xFFFF;
//uint16_t partialPass = (totalPixels * 2) % 0xFFFF;
uint16_t fullPasses = sizeof(txBuf2) / 0xFFFF;
uint16_t partialPass = sizeof(txBuf2) % 0xFFFF;
uint32_t offset = 0;
while(fullPasses > 0)
{
for(uint32_t i = (totalPixels * 2); i > 0; i-=2)
{
//txBuf2[i] = color;
if (txBuf2[i] != ((color & 0xFF00) >> 8) || txBuf2[i + 1] != (color & 0xFF))
errors++;
}
while(HAL_SPI_GetState(&SpiHandle) != HAL_SPI_STATE_READY);
HAL_SPI_Transmit_DMA(&SpiHandle, txBuf2 + offset, 0xFFFF); //txBuf2 or &txBuf2 doesn't seem to make a difference
fullPasses--;
offset+=0xFFFF;
while(SpiHandle.State != HAL_SPI_STATE_READY);
//__IO HAL_DMA_StateTypeDef dmaState = HAL_DMA_GetState(&hdma_tx);
//if(dmaState = 0x01) dmaState++;
//while(HAL_DMA_GetState(&SpiHandle) !=
//while(SpiHandle.State != HAL_SPI_STATE_READY);
//hal_delay_ms(1000);
// int temp = millis;
// while (millis < temp + 1000);
}
if(partialPass > 0)
{
while(SpiHandle.State != HAL_SPI_STATE_READY);
for(uint32_t i = (totalPixels * 2); i > 0; i-=2)
{
//txBuf2[i] = color;
if (txBuf2[i] != ((color & 0xFF00) >> 8) || txBuf2[i + 1] != (color & 0xFF))
errors++;
}
HAL_SPI_Transmit_DMA(&SpiHandle, txBuf2 + offset, partialPass); //txBuf2 or &txBuf2 doesn't seem to make a difference
while(SpiHandle.State != HAL_SPI_STATE_READY);
// int temp = millis;
// while (millis < temp + 1000);
}
//HAL_Delay(1000);

77
Source/src/main.c
View file

@ -50,8 +50,8 @@ void dac2SetValue(uint16_t value);
//void sendToDds(uint16_t data1, uint16_t data2);
#define FFT_SIZE 256 //supported sizes are 16, 64, 256, 1024
#define FFT_BUFFER_SIZE 512 //double the FFT_SIZE above.
__IO long long millis = 0;
__IO long long millis = 0;
float afGain = 1.0;
float afGainLast = 2.0;
@ -309,38 +309,39 @@ void configDMA(SPI_HandleTypeDef *hspi)
// /* 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);
hdma_tx.Instance = SPIx_TX_DMA_STREAM;
/* 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);
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.MemDataAlignment = DMA_MDATAALIGN_BYTE; //DMA_MDATAALIGN_BYTE;
hdma_tx.Init.Mode = DMA_NORMAL;
hdma_tx.Init.Priority = DMA_PRIORITY_VERY_HIGH;
hdma_tx.Init.Priority = DMA_PRIORITY_HIGH; //DMA_PRIORITY_VERY_HIGH;
hdma_tx.Init.FIFOMode = DMA_FIFOMODE_DISABLE;
hdma_tx.Init.FIFOThreshold = DMA_FIFO_THRESHOLD_FULL;
hdma_tx.Init.MemBurst = DMA_MBURST_INC4;
@ -355,15 +356,17 @@ void configDMA(SPI_HandleTypeDef *hspi)
/*##-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_SetPriority(15/*SPIx_DMA_TX_IRQn*/, 4, 4);
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);
// /* 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();
//DMA
}
@ -1074,12 +1077,14 @@ setFreq(vfoAFrequency);
while(1)
{
drawNumber('3', 0,0, 0xFFFF);
// drawNumber('3', 0,0, 0xFFFF);
//Adafruit_GFX_fillScreen(ILI9340_GREEN);
//drawNumber('3', 5,5, 0xFFFF);
Adafruit_GFX_fillScreen(ILI9340_BLACK);
//Adafruit_GFX_fillScreen(ILI9340_RED);
Adafruit_GFX_fillScreen(ILI9340_BLUE);
// Adafruit_GFX_fillScreen(ILI9340_RED);
// Adafruit_GFX_fillScreen(ILI9340_GREEN);
}
Adafruit_GFX_setTextSize(3);
@ -2042,12 +2047,12 @@ 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_Stream2_IRQHandler(void)
//{
// //doNothing();
// HAL_DMA_IRQHandler(&hdma_rx);
// //HAL_GPIO_WritePin(LCD_NSS.port, LCD_NSS.pin, 1);
//}
void DMA2_Stream3_IRQHandler(void)
{