diff libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/DMA/FLASH_RAM/main.c @ 0:c59513fd84fb

Initial commit of STM32 test code.
author Daniel O'Connor <darius@dons.net.au>
date Mon, 03 Oct 2011 21:19:15 +1030
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/libs/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/DMA/FLASH_RAM/main.c	Mon Oct 03 21:19:15 2011 +1030
@@ -0,0 +1,206 @@
+/**
+  ******************************************************************************
+  * @file    DMA/FLASH_RAM/main.c 
+  * @author  MCD Application Team
+  * @version V3.5.0
+  * @date    08-April-2011
+  * @brief   Main program body
+  ******************************************************************************
+  * @attention
+  *
+  * THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
+  * WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
+  * TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
+  * DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
+  * FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
+  * CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
+  *
+  * <h2><center>&copy; COPYRIGHT 2011 STMicroelectronics</center></h2>
+  ******************************************************************************
+  */ 
+
+/* Includes ------------------------------------------------------------------*/
+#include "stm32f10x.h"
+
+/** @addtogroup STM32F10x_StdPeriph_Examples
+  * @{
+  */
+
+/** @addtogroup DMA_FLASH_RAM
+  * @{
+  */ 
+
+/* Private typedef -----------------------------------------------------------*/
+typedef enum {FAILED = 0, PASSED = !FAILED} TestStatus;
+
+/* Private define ------------------------------------------------------------*/
+#define BufferSize  32
+
+/* Private macro -------------------------------------------------------------*/
+/* Private variables ---------------------------------------------------------*/
+DMA_InitTypeDef  DMA_InitStructure;
+__IO uint32_t CurrDataCounterBegin = 0;
+__IO uint32_t CurrDataCounterEnd = 0x01; /* This variable should not be initialized to 0 */
+
+TestStatus TransferStatus = FAILED;
+const uint32_t SRC_Const_Buffer[BufferSize]= {
+                                    0x01020304,0x05060708,0x090A0B0C,0x0D0E0F10,
+                                    0x11121314,0x15161718,0x191A1B1C,0x1D1E1F20,
+                                    0x21222324,0x25262728,0x292A2B2C,0x2D2E2F30,
+                                    0x31323334,0x35363738,0x393A3B3C,0x3D3E3F40,
+                                    0x41424344,0x45464748,0x494A4B4C,0x4D4E4F50,
+                                    0x51525354,0x55565758,0x595A5B5C,0x5D5E5F60,
+                                    0x61626364,0x65666768,0x696A6B6C,0x6D6E6F70,
+                                    0x71727374,0x75767778,0x797A7B7C,0x7D7E7F80};
+uint32_t DST_Buffer[BufferSize];
+
+/* Private function prototypes -----------------------------------------------*/
+void RCC_Configuration(void);
+void NVIC_Configuration(void);
+TestStatus Buffercmp(const uint32_t* pBuffer, uint32_t* pBuffer1, uint16_t BufferLength);
+    
+/* Private functions ---------------------------------------------------------*/
+
+/**
+  * @brief  Main program
+  * @param  None
+  * @retval None
+  */
+int main(void)
+{
+  /*!< At this stage the microcontroller clock setting is already configured, 
+       this is done through SystemInit() function which is called from startup
+       file (startup_stm32f10x_xx.s) before to branch to application main.
+       To reconfigure the default setting of SystemInit() function, refer to
+       system_stm32f10x.c file
+     */     
+       
+  /* System Clocks Configuration */
+  RCC_Configuration();
+       
+  /* NVIC configuration */
+  NVIC_Configuration();
+
+  /* DMA1 channel6 configuration */
+  DMA_DeInit(DMA1_Channel6);
+  DMA_InitStructure.DMA_PeripheralBaseAddr = (uint32_t)SRC_Const_Buffer;
+  DMA_InitStructure.DMA_MemoryBaseAddr = (uint32_t)DST_Buffer;
+  DMA_InitStructure.DMA_DIR = DMA_DIR_PeripheralSRC;
+  DMA_InitStructure.DMA_BufferSize = BufferSize;
+  DMA_InitStructure.DMA_PeripheralInc = DMA_PeripheralInc_Enable;
+  DMA_InitStructure.DMA_MemoryInc = DMA_MemoryInc_Enable;
+  DMA_InitStructure.DMA_PeripheralDataSize = DMA_PeripheralDataSize_Word;
+  DMA_InitStructure.DMA_MemoryDataSize = DMA_MemoryDataSize_Word;
+  DMA_InitStructure.DMA_Mode = DMA_Mode_Normal;
+  DMA_InitStructure.DMA_Priority = DMA_Priority_High;
+  DMA_InitStructure.DMA_M2M = DMA_M2M_Enable;
+  DMA_Init(DMA1_Channel6, &DMA_InitStructure);
+
+  /* Enable DMA1 Channel6 Transfer Complete interrupt */
+  DMA_ITConfig(DMA1_Channel6, DMA_IT_TC, ENABLE);
+
+  /* Get Current Data Counter value before transfer begins */
+  CurrDataCounterBegin = DMA_GetCurrDataCounter(DMA1_Channel6);
+
+  /* Enable DMA1 Channel6 transfer */
+  DMA_Cmd(DMA1_Channel6, ENABLE);
+
+  /* Wait the end of transmission */
+  while (CurrDataCounterEnd != 0)
+  {
+  }
+  
+  /* Check if the transmitted and received data are equal */
+  TransferStatus = Buffercmp(SRC_Const_Buffer, DST_Buffer, BufferSize);
+  /* TransferStatus = PASSED, if the transmitted and received data 
+     are the same */
+  /* TransferStatus = FAILED, if the transmitted and received data 
+     are different */
+
+  while (1)
+  {
+  }
+}
+
+/**
+  * @brief  Configures the different system clocks.
+  * @param  None
+  * @retval None
+  */
+void RCC_Configuration(void)
+{
+  /* Enable peripheral clocks ------------------------------------------------*/
+  /* Enable DMA1 clock */
+  RCC_AHBPeriphClockCmd(RCC_AHBPeriph_DMA1, ENABLE);
+}
+
+/**
+  * @brief  Configure the nested vectored interrupt controller.
+  * @param  None
+  * @retval None
+  */
+void NVIC_Configuration(void)
+{
+  NVIC_InitTypeDef NVIC_InitStructure;
+  
+  /* Enable DMA1 channel6 IRQ Channel */
+  NVIC_InitStructure.NVIC_IRQChannel = DMA1_Channel6_IRQn;
+  NVIC_InitStructure.NVIC_IRQChannelPreemptionPriority = 0;
+  NVIC_InitStructure.NVIC_IRQChannelSubPriority = 0;
+  NVIC_InitStructure.NVIC_IRQChannelCmd = ENABLE;
+  NVIC_Init(&NVIC_InitStructure);
+}
+
+/**
+  * @brief  Compares two buffers.
+  * @param  pBuffer, pBuffer1: buffers to be compared.
+  * @param  BufferLength: buffer's length
+  * @retval PASSED: pBuffer identical to pBuffer1
+  *         FAILED: pBuffer differs from pBuffer1
+  */
+TestStatus Buffercmp(const uint32_t* pBuffer, uint32_t* pBuffer1, uint16_t BufferLength)
+{
+  while(BufferLength--)
+  {
+    if(*pBuffer != *pBuffer1)
+    {
+      return FAILED;
+    }
+    
+    pBuffer++;
+    pBuffer1++;
+  }
+
+  return PASSED;  
+}
+
+#ifdef  USE_FULL_ASSERT
+
+/**
+  * @brief  Reports the name of the source file and the source line number
+  *         where the assert_param error has occurred.
+  * @param  file: pointer to the source file name
+  * @param  line: assert_param error line source number
+  * @retval None
+  */
+void assert_failed(uint8_t* file, uint32_t line)
+{ 
+  /* User can add his own implementation to report the file name and line number,
+     ex: printf("Wrong parameters value: file %s on line %d\r\n", file, line) */
+
+  /* Infinite loop */
+  while (1)
+  {
+  }
+}
+
+#endif
+/**
+  * @}
+  */ 
+
+/**
+  * @}
+  */ 
+
+/******************* (C) COPYRIGHT 2011 STMicroelectronics *****END OF FILE****/