STM32F1 SD卡升級(jí)用戶代碼 bootloader_IAP

ID:320543 · 發(fā)表于 2018-5-2 16:12

SD卡升級(jí)具體看代碼 , 以后還有U盤升級(jí), 遠(yuǎn)程升級(jí)等
bootloader_iap_sd

單片機(jī)源程序如下:

/*************************************************************
*************************************************************/
#include "includes.h"
extern pFunction Jump_To_Application;
extern uint32_t JumpAddress;
/* Private function prototypes -----------------------------------------------*/
/* Private functions ---------------------------------------------------------*/
/*******************************************************************************
* @brief Main program.
* @param None
* @retval None
*******************************************************************************/
unsigned int key_flag = 0;
int main(void)
{
GPIO_InitTypeDef GPIO_InitStructure;
//Flash解鎖
FLASH_Unlock();
//Test if Key push-button on STM3210X-EVAL Board is pressed
RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA,ENABLE);//
GPIO_InitStructure.GPIO_Pin = GPIO_Pin_5;//PA5
GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; //
GPIO_Init(GPIOA, &GPIO_InitStructure);//
key_flag = GPIO_ReadInputDataBit(GPIOA,GPIO_Pin_5);
/* 如果按鍵按下, 執(zhí)行IAP驅(qū)動(dòng)程序更新Flash程序 */
if (!key_flag)
{
//串口初始化
BSP_Init();
SerialPutString("\r\n======================================================================");
SerialPutString("\r\n .\"\". .\"\",");
SerialPutString("\r\n | | / /");
SerialPutString("\r\n | | / /");
SerialPutString("\r\n | | / /");
SerialPutString("\r\n | |/ ;-._ ");
SerialPutString("\r\n } ` _/ / ;");
SerialPutString("\r\n | /` ) / /");
SerialPutString("\r\n | / /_/\\_/\\");
SerialPutString("\r\n |/ / |");
SerialPutString("\r\n ( ' \\ '- |");
SerialPutString("\r\n \\ `. /");
SerialPutString("\r\n | |");
SerialPutString("\r\n | |");
SerialPutString("\r\n= Bootloader for STM32F10X v1.0.1 =");
SerialPutString("\r\n= COPYRIGHT@2012 Wanwei Tech =");
SerialPutString("\r\n======================================================================");
SerialPutString("\r\n\r\n");
Main_Menu ();
}
else
{
IAP_JumpToApplication(); /* 執(zhí)行用戶程序 */
}
while (1)
{
}
}
#ifdef USE_FULL_ASSERT
/*******************************************************************************
* @brief Reports the name of the source file and the source line number
* where the CHECK_PARAM error has occurred.
* @param[in] file Pointer to the source file name
* @param[in] line assert_param error line source number
* @return None
*******************************************************************************/
void assert_failed(uint8_t* file, uint32_t line)
{
printf("Wrong parameters value: file %s on line %d\r\n", file, line);
//while(1);
}
#endif /* USE_FULL_ASSERT */
/**
* @}
*/
/******************* (C) COPYRIGHT 2010 STMicroelectronics *****END OF FILE****/