2024-11-18 10:09:39 +08:00
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/*
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* user_main.c
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*
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* Created on: Sep 24, 2024
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* Author: 10425
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*/
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#include "user.h"
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void user_main()
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{
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uint8_t APP_flag = *(uint8_t*)app_flag;
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if(APP_flag == 0xFF)
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{
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uint8_t parameters[18];
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memset(parameters,0xFF,sizeof(parameters));
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AT24C16_WriteBytes(0, parameters, sizeof(parameters));
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uint64_t a = 0;
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write_code(app_flag, (uint8_t*)&a, 8);
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}
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user_init();
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uint8_t aa[2] = {0};
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HAL_StatusTypeDef status;
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status=AT24C16_ReadBytes(FILE_SIZE_ADDR, aa, sizeof(aa));
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while(status != HAL_OK)
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{
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status=AT24C16_ReadBytes(FILE_SIZE_ADDR, aa, sizeof(aa));
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}
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uint16_t file_size = aa[0]<<8 | aa[1];
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if(file_size ==0 || file_size == 0xFFFF)
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{
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if(( ( *(volatile uint32_t*)app2_addr )&0x2FFE0000 )==0x20000000)//检查栈顶地址是否合法.
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{
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if(( *(volatile uint32_t*)(app2_addr+4) )>app2_addr)
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{
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//关闭中断
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__disable_irq();
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HAL_ADC_Stop_DMA(&hadc1); //关闭adc，不关闭无法正常跳转
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//跳转
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SCB->VTOR = app2_addr;
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LoadApp loadapp;
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loadapp=(LoadApp)( *(volatile uint32_t*)(app2_addr+4) ); //用户代码区第二个字为程序开始地址(复位地址)
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__set_MSP(*(volatile uint32_t*)app2_addr); //初始化MSP
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loadapp();
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}
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}
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}
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2024-12-30 15:29:57 +08:00
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bsp_StartAutoTimer(0,100);
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2024-11-18 10:09:39 +08:00
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while(1)
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{
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if(bsp_CheckTimer(0))
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{
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2024-12-30 15:29:57 +08:00
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HAL_IWDG_Refresh(&hiwdg); //喂狗
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2024-11-18 10:09:39 +08:00
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HAL_GPIO_TogglePin(LED1_GPIO_Port, LED1_Pin);
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HAL_GPIO_TogglePin(LED2_GPIO_Port, LED2_Pin);
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HAL_GPIO_TogglePin(LED3_GPIO_Port, LED3_Pin);
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}
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if(usart_count >0)
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{
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Usart_Receive();
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usart_count = 0;
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}
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}
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}
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