diff options
Diffstat (limited to 'src/stm32lib/examples/SPI/M25P64_FLASH/main.c')
| -rwxr-xr-x | src/stm32lib/examples/SPI/M25P64_FLASH/main.c | 264 |
1 files changed, 0 insertions, 264 deletions
diff --git a/src/stm32lib/examples/SPI/M25P64_FLASH/main.c b/src/stm32lib/examples/SPI/M25P64_FLASH/main.c deleted file mode 100755 index b267d3d..0000000 --- a/src/stm32lib/examples/SPI/M25P64_FLASH/main.c +++ /dev/null @@ -1,264 +0,0 @@ -/******************** (C) COPYRIGHT 2008 STMicroelectronics ********************
-* File Name : main.c
-* Author : MCD Application Team
-* Version : V2.0.1
-* Date : 06/13/2008
-* Description : Main program body
-********************************************************************************
-* 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.
-*******************************************************************************/
-
-/* Includes ------------------------------------------------------------------*/
-#include "platform_config.h"
-#include "spi_flash.h"
-
-/* Local includes ------------------------------------------------------------*/
-/* Private typedef -----------------------------------------------------------*/
-typedef enum {FAILED = 0, PASSED = !FAILED} TestStatus;
-
-/* Private define ------------------------------------------------------------*/
-#define FLASH_WriteAddress 0x700000
-#define FLASH_ReadAddress FLASH_WriteAddress
-#define FLASH_SectorToErase FLASH_WriteAddress
-#define M25P64_FLASH_ID 0x202017
-#define BufferSize (countof(Tx_Buffer)-1)
-
-/* Private macro -------------------------------------------------------------*/
-#define countof(a) (sizeof(a) / sizeof(*(a)))
-
-/* Private variables ---------------------------------------------------------*/
-u8 Tx_Buffer[] = "STM32F10x SPI Firmware Library Example: communication with an M25P64 SPI FLASH";
-u8 Index, Rx_Buffer[BufferSize];
-volatile TestStatus TransferStatus1 = FAILED, TransferStatus2 = PASSED;
-vu32 FLASH_ID = 0;
-ErrorStatus HSEStartUpStatus;
-
-/* Private functions ---------------------------------------------------------*/
-TestStatus Buffercmp(u8* pBuffer1, u8* pBuffer2, u16 BufferLength);
-void RCC_Configuration(void);
-void GPIO_Configuration(void);
-void NVIC_Configuration(void);
-
-
-/*******************************************************************************
-* Function Name : main
-* Description : Main program
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-int main(void)
-{
-#ifdef DEBUG
- debug();
-#endif
-
- /* System clocks configuration */
- RCC_Configuration();
-
- /* NVIC configuration */
- NVIC_Configuration();
-
- /* GPIO configuration */
- GPIO_Configuration();
-
- /* Initialize the SPI FLASH driver */
- SPI_FLASH_Init();
-
- /* Get SPI Flash ID */
- FLASH_ID = SPI_FLASH_ReadID();
- /* Check the SPI Flash ID */
- if (FLASH_ID == M25P64_FLASH_ID)
- {
- /* OK: Set GPIO_LED pin 6 */
- GPIO_WriteBit(GPIO_LED, GPIO_Pin_6, Bit_SET);
- }
- else
- {
- /* Error: Set GPIO_LED pin 7 */
- GPIO_WriteBit(GPIO_LED, GPIO_Pin_7, Bit_SET);
- }
-
- /* Perform a write in the Flash followed by a read of the written data */
- /* Erase SPI FLASH Sector to write on */
- SPI_FLASH_SectorErase(FLASH_SectorToErase);
-
- /* Write Tx_Buffer data to SPI FLASH memory */
- SPI_FLASH_BufferWrite(Tx_Buffer, FLASH_WriteAddress, BufferSize);
-
- /* Read data from SPI FLASH memory */
- SPI_FLASH_BufferRead(Rx_Buffer, FLASH_ReadAddress, BufferSize);
-
- /* Check the corectness of written dada */
- TransferStatus1 = Buffercmp(Tx_Buffer, Rx_Buffer, BufferSize);
- /* TransferStatus1 = PASSED, if the transmitted and received data by SPI1
- are the same */
- /* TransferStatus1 = FAILED, if the transmitted and received data by SPI1
- are different */
-
- /* Perform an erase in the Flash followed by a read of the written data */
- /* Erase SPI FLASH Sector to write on */
- SPI_FLASH_SectorErase(FLASH_SectorToErase);
-
- /* Read data from SPI FLASH memory */
- SPI_FLASH_BufferRead(Rx_Buffer, FLASH_ReadAddress, BufferSize);
-
- /* Check the corectness of erasing operation dada */
- for (Index = 0; Index < BufferSize; Index++)
- {
- if (Rx_Buffer[Index] != 0xFF)
- {
- TransferStatus2 = FAILED;
- }
- }
- /* TransferStatus2 = PASSED, if the specified sector part is erased */
- /* TransferStatus2 = FAILED, if the specified sector part is not well erased */
-
- while (1)
- {}
-}
-
-/*******************************************************************************
-* Function Name : RCC_Configuration
-* Description : Configures the different system clocks.
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void RCC_Configuration(void)
-{
- /* RCC system reset(for debug purpose) */
- RCC_DeInit();
-
- /* Enable HSE */
- RCC_HSEConfig(RCC_HSE_ON);
-
- /* Wait till HSE is ready */
- HSEStartUpStatus = RCC_WaitForHSEStartUp();
-
- if (HSEStartUpStatus == SUCCESS)
- {
- /* Enable Prefetch Buffer */
- FLASH_PrefetchBufferCmd(FLASH_PrefetchBuffer_Enable);
-
- /* Flash 2 wait state */
- FLASH_SetLatency(FLASH_Latency_2);
-
- /* HCLK = SYSCLK */
- RCC_HCLKConfig(RCC_SYSCLK_Div1);
-
- /* PCLK2 = HCLK */
- RCC_PCLK2Config(RCC_HCLK_Div1);
-
- /* PCLK1 = HCLK/2 */
- RCC_PCLK1Config(RCC_HCLK_Div2);
-
- /* PLLCLK = 8MHz * 9 = 72 MHz */
- RCC_PLLConfig(RCC_PLLSource_HSE_Div1, RCC_PLLMul_9);
-
- /* Enable PLL */
- RCC_PLLCmd(ENABLE);
-
- /* Wait till PLL is ready */
- while (RCC_GetFlagStatus(RCC_FLAG_PLLRDY) == RESET)
- {}
-
- /* Select PLL as system clock source */
- RCC_SYSCLKConfig(RCC_SYSCLKSource_PLLCLK);
-
- /* Wait till PLL is used as system clock source */
- while (RCC_GetSYSCLKSource() != 0x08)
- {}
- }
-
- /* Enable GPIO_LED clock */
- RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIO_LED, ENABLE);
-}
-
-/*******************************************************************************
-* Function Name : GPIO_Configuration
-* Description : Configures the different GPIO ports.
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void GPIO_Configuration(void)
-{
- GPIO_InitTypeDef GPIO_InitStructure;
-
- /* Configure GPIO LED pin6 and pin7 as Output push-pull --------------------*/
- GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6 | GPIO_Pin_7;
- GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz;
- GPIO_InitStructure.GPIO_Mode = GPIO_Mode_Out_PP;
- GPIO_Init(GPIO_LED, &GPIO_InitStructure);
-}
-
-/*******************************************************************************
-* Function Name : NVIC_Configuration
-* Description : Configures Vector Table base location.
-* Input : None
-* Output : None
-* Return : None
-*******************************************************************************/
-void NVIC_Configuration(void)
-{
-#ifdef VECT_TAB_RAM
- /* Set the Vector Table base location at 0x20000000 */
- NVIC_SetVectorTable(NVIC_VectTab_RAM, 0x0);
-#else /* VECT_TAB_FLASH */
- /* Set the Vector Table base location at 0x08000000 */
- NVIC_SetVectorTable(NVIC_VectTab_FLASH, 0x0);
-#endif
-}
-
-/*******************************************************************************
-* Function Name : Buffercmp
-* Description : Compares two buffers.
-* Input : - pBuffer1, pBuffer2: buffers to be compared.
-* : - BufferLength: buffer's length
-* Output : None
-* Return : PASSED: pBuffer1 identical to pBuffer2
-* FAILED: pBuffer1 differs from pBuffer2
-*******************************************************************************/
-TestStatus Buffercmp(u8* pBuffer1, u8* pBuffer2, u16 BufferLength)
-{
- while (BufferLength--)
- {
- if (*pBuffer1 != *pBuffer2)
- {
- return FAILED;
- }
-
- pBuffer1++;
- pBuffer2++;
- }
-
- return PASSED;
-}
-
-#ifdef DEBUG
-/*******************************************************************************
-* Function Name : assert_failed
-* Description : Reports the name of the source file and the source line number
-* where the assert_param error has occurred.
-* Input : - file: pointer to the source file name
-* - line: assert_param error line source number
-* Output : None
-* Return : None
-*******************************************************************************/
-void assert_failed(u8* file, u32 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 2008 STMicroelectronics *****END OF FILE****/
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