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/* ... */
#include "main.h"
/* ... */
/* ... */
Includes
DMA2D_HandleTypeDef Dma2dHandle;
__ALIGN_BEGIN uint32_t aBufferResult[256] __ALIGN_END;
__ALIGN_BEGIN uint32_t aBufferInput[256] __ALIGN_END = {0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203,
0xEFFFFFF2, 0xAB1FFFF0, 0x0504044E, 0x89ADCDEF, 0x15248722, 0x5201245E, 0x01025FDE, 0xFE010203...};
Private variables
static void TransferError(DMA2D_HandleTypeDef* dma2dHandle);
static void TransferComplete(DMA2D_HandleTypeDef* dma2dHandle);
static void SystemClock_Config(void);
static void Error_Handler(void);Private function prototypes
ErrorStatus Buffercmp(uint32_t* pBuffer1, uint32_t* pBuffer2, uint32_t BufferLength);
/* ... */
int main(void)
{
/* ... */
HAL_Init();
SystemClock_Config();
BSP_LED_Init(LED1);
BSP_LED_Init(LED2);
BSP_LED_Init(LED3);
BSP_LED_Init(LED4);
Dma2dHandle.Init.Mode = DMA2D_M2M;
Dma2dHandle.Init.ColorMode = DMA2D_ARGB8888;
Dma2dHandle.Init.OutputOffset = 0x0;
Dma2dHandle.XferCpltCallback = TransferComplete;
Dma2dHandle.XferErrorCallback = TransferError;
Dma2dHandle.LayerCfg[1].AlphaMode = DMA2D_NO_MODIF_ALPHA;
Dma2dHandle.LayerCfg[1].InputAlpha = 0xFF;
Dma2dHandle.LayerCfg[1].InputColorMode = DMA2D_INPUT_ARGB4444;
Dma2dHandle.LayerCfg[1].InputOffset = 0x0;
Dma2dHandle.Instance = DMA2D;
if(HAL_DMA2D_Init(&Dma2dHandle) != HAL_OK)
{
Error_Handler();
}if (HAL_DMA2D_Init(&Dma2dHandle) != HAL_OK) { ... }
if(HAL_DMA2D_ConfigLayer(&Dma2dHandle, 1) != HAL_OK)
{
Error_Handler();
}if (HAL_DMA2D_ConfigLayer(&Dma2dHandle, 1) != HAL_OK) { ... }
if(HAL_DMA2D_Start_IT(&Dma2dHandle, (uint32_t)&aBufferInput, (uint32_t)&aBufferResult, 16, 32) != HAL_OK)
{
Error_Handler();
}if (HAL_DMA2D_Start_IT(&Dma2dHandle, (uint32_t)&aBufferInput, (uint32_t)&aBufferResult, 16, 32) != HAL_OK) { ... }
if(Buffercmp(aBufferInput, aBufferResult, 256) == ERROR)
{
BSP_LED_On(LED2);
}if (Buffercmp(aBufferInput, aBufferResult, 256) == ERROR) { ... }
else
{
BSP_LED_On(LED4);
}else { ... }
while (1)
{
}while (1) { ... }
}{ ... }
/* ... */
static void SystemClock_Config(void)
{
RCC_ClkInitTypeDef RCC_ClkInitStruct;
RCC_OscInitTypeDef RCC_OscInitStruct;
__HAL_RCC_PWR_CLK_ENABLE();
/* ... */
__HAL_PWR_VOLTAGESCALING_CONFIG(PWR_REGULATOR_VOLTAGE_SCALE1);
RCC_OscInitStruct.OscillatorType = RCC_OSCILLATORTYPE_HSE;
RCC_OscInitStruct.HSEState = RCC_HSE_ON;
RCC_OscInitStruct.PLL.PLLState = RCC_PLL_ON;
RCC_OscInitStruct.PLL.PLLSource = RCC_PLLSOURCE_HSE;
RCC_OscInitStruct.PLL.PLLM = 25;
RCC_OscInitStruct.PLL.PLLN = 360;
RCC_OscInitStruct.PLL.PLLP = RCC_PLLP_DIV2;
RCC_OscInitStruct.PLL.PLLQ = 7;
HAL_RCC_OscConfig(&RCC_OscInitStruct);
HAL_PWREx_EnableOverDrive();
/* ... */
RCC_ClkInitStruct.ClockType = (RCC_CLOCKTYPE_SYSCLK | RCC_CLOCKTYPE_HCLK | RCC_CLOCKTYPE_PCLK1 | RCC_CLOCKTYPE_PCLK2);
RCC_ClkInitStruct.SYSCLKSource = RCC_SYSCLKSOURCE_PLLCLK;
RCC_ClkInitStruct.AHBCLKDivider = RCC_SYSCLK_DIV1;
RCC_ClkInitStruct.APB1CLKDivider = RCC_HCLK_DIV4;
RCC_ClkInitStruct.APB2CLKDivider = RCC_HCLK_DIV2;
HAL_RCC_ClockConfig(&RCC_ClkInitStruct, FLASH_LATENCY_5);
}{ ... }
/* ... */
static void Error_Handler(void)
{
BSP_LED_On(LED3);
while(1)
{
}while (1) { ... }
}{ ... }
/* ... */
static void TransferComplete(DMA2D_HandleTypeDef *hdma2d)
{
BSP_LED_On(LED1);
}{ ... }
/* ... */
static void TransferError(DMA2D_HandleTypeDef *hdma2d)
{
BSP_LED_On(LED2);
}{ ... }
/* ... */
ErrorStatus Buffercmp(uint32_t* pBuffer1, uint32_t* pBuffer2, uint32_t BufferLength)
{
while (BufferLength--)
{
if (*pBuffer1 != *pBuffer2)
{
return ERROR;
}if (*pBuffer1 != *pBuffer2) { ... }
pBuffer1++;
pBuffer2++;
}while (BufferLength--) { ... }
return SUCCESS;
}{ ... }
#ifdef USE_FULL_ASSERT
/* ... */
void assert_failed(uint8_t* file, uint32_t line)
{
/* ... */
while (1)
{
}while (1) { ... }
}assert_failed (uint8_t* file, uint32_t line) { ... }
/* ... */#endif
/* ... */
/* ... */