Esempi in C++ (Cpp) per HAL_SDRAM_Read_DMA

Esempio n. 1

File: stm32756g_eval_sdram.c Progetto: vlsi1217/STM32F7Cube

/**
  * @brief  Reads an amount of data from the SDRAM memory in DMA mode.
  * @param  uwStartAddress: Read start address
  * @param  pData: Pointer to data to be read  
  * @param  uwDataSize: Size of read data from the memory
  * @retval SDRAM status
  */
uint8_t BSP_SDRAM_ReadData_DMA(uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
{
  if(HAL_SDRAM_Read_DMA(&sdramHandle, (uint32_t *)uwStartAddress, pData, uwDataSize) != HAL_OK)
  {
    return SDRAM_ERROR;
  }
  else
  {
    return SDRAM_OK;
  }     
}

Esempio n. 2

File: drv_sdram.c Progetto: ririyeye/rt-thread

/**
  * @brief  Reads an amount of data from the SDRAM memory in DMA mode.
  * @param  uwStartAddress: Read start address
  * @param  pData: Pointer to data to be read
  * @param  uwDataSize: Size of read data from the memory
  * @retval SDRAM status
  */
rt_err_t SDRAM_ReadDataDMA(uint32_t Address, uint32_t *Data, uint32_t DataSize)
{
    if(HAL_SDRAM_Read_DMA(&sdramHandle, (uint32_t *)Address, Data, DataSize) != HAL_OK)
    {
        return RT_ERROR;
    }
    else
    {
        return RT_EOK;
    }
}

Esempio n. 3

File: stm32f429i_discovery_sdram.c Progetto: Grzegorzwww/stm32_freeRTOS

/**
  * @brief  Reads an mount of data from the SDRAM memory in DMA mode. 
  * @param  uwStartAddress : Read start address
  * @param  pData : Pointer to data to be read  
  * @param  uwDataSize: Size of read data from the memory
  * @retval None
  */
void BSP_SDRAM_ReadData_DMA(uint32_t uwStartAddress, uint32_t *pData, uint32_t uwDataSize)
{
  HAL_SDRAM_Read_DMA(&SdramHandle, (uint32_t *)uwStartAddress, pData, uwDataSize);     
}