#include "onechip_include_header.h" // 用户数据存储地址——选择Flash末尾区域，避免覆盖程序代码 // STM32F103RE Flash: 0x08000000 ~ 0x0807FFFF (512KB) #define CFG_PARAM_START_ADDR 0x0807F800 // 最后1页(2KB)起始地址 #define onechip_name "Onechip602" #define onechip_pswd "onechip1003" #define default_SN "2603001" /** * @brief 从指定Flash地址读取32位数据 */ uint32_t Flash_ReadWord(uint32_t address) { return *(__IO uint32_t*)address; } /** * @brief 从指定Flash地址读取16位数据 */ uint16_t Flash_ReadHalfWord(uint32_t address) { return *(__IO uint16_t*)address; } /** * @brief 向Flash写入16位数据（半字） * @param address 目标地址（必须为偶数，2字节对齐） * @param data 要写入的数据（16位） * @retval HAL_OK 成功，否则失败 */ HAL_StatusTypeDef Flash_WriteHalfWord(uint32_t address, uint16_t data) { HAL_StatusTypeDef status = HAL_ERROR; // 1. 解锁Flash HAL_FLASH_Unlock(); // 2. 写入半字数据 status = HAL_FLASH_Program(FLASH_TYPEPROGRAM_HALFWORD, address, data); // 3. 锁定Flash HAL_FLASH_Lock(); return status; } /** * @brief 向Flash写入32位数据（字） * @param address 目标地址（必须为4字节对齐） * @param data 要写入的数据（32位） */ HAL_StatusTypeDef Flash_WriteWord(uint32_t address, uint32_t data) { HAL_StatusTypeDef status = HAL_ERROR; HAL_FLASH_Unlock(); status = HAL_FLASH_Program(FLASH_TYPEPROGRAM_WORD, address, data); HAL_FLASH_Lock(); return status; } /** * @brief 擦除指定Flash页 * @param page_address 页起始地址（必须是页边界对齐） */ HAL_StatusTypeDef Flash_ErasePage(uint32_t page_address) { HAL_StatusTypeDef status = HAL_ERROR; FLASH_EraseInitTypeDef EraseInitStruct; uint32_t PageError = 0; // 计算页号 // uint32_t page_num = (page_address - FLASH_BASE) / FLASH_PAGE_SIZE; HAL_FLASH_Unlock(); EraseInitStruct.TypeErase = FLASH_TYPEERASE_PAGES; EraseInitStruct.PageAddress = page_address; EraseInitStruct.NbPages = 1; status = HAL_FLASHEx_Erase(&EraseInitStruct, &PageError); HAL_FLASH_Lock(); return status; } /** * @brief 向Flash写入多个半字数据（自动处理擦除） * @param start_addr 起始地址 * @param pBuffer 数据缓冲区 * @param NumToWrite 要写入的半字数量 */ void Flash_WriteBuffer(uint32_t start_addr, uint8_t *pBuffer, uint32_t NumToWrite) { // 1. 擦除目标页 uint32_t page_start = start_addr - (start_addr % FLASH_PAGE_SIZE); Flash_ErasePage(page_start); // 2. 依次写入每个半字 for (uint32_t i = 0; i < NumToWrite; i=i+4) { Flash_WriteWord(start_addr + i * 4, pBuffer[i]); } } /******************************************************************** * checksum_calc() * *描述：接收数据checksum计算 *参数：pdata：要计算的数据 * len：要计算的数据长度 *返回：checksum值 *其他：无 *-------------------------------------------------------------------- *记录： ********************************************************************/ uint32_t checksum_calc(uint8_t *pdata, uint8_t len) { uint8_t *tmp = pdata; uint8_t checksum = 0; for(uint8_t i = 0; i < len; i++) { checksum += tmp[i]; } return checksum; } /******************************************************************** * checksum_calc() * *描述：接收数据checksum计算 *参数：pdata：要计算的数据 * len：要计算的数据长度 *返回：checksum值 *其他：无 *-------------------------------------------------------------------- *记录： ********************************************************************/ uint32_t checksum_calc1(uint8_t *wdata, int len) { uint32_t checksum = 0; for(int i = 0; i < len; i++) { checksum += wdata[i]; } return checksum; } /******************************************************************** * cfg_load_default_param() * *描述：加载默认参数 *参数：无 *返回：无 *其他：无 *-------------------------------------------------------------------- *记录： ********************************************************************/ void cfg_load_default_param(void) { sysinf.presetTempVal = 72; sysinf.presetTempTime = 5; sysinf.setTempVal = 68; sysinf.holdTemp = 65.5; sysinf.tempOffset = 2.5f; sysinf.preHeatTime = 1; sysinf.readyTemp = 65.5; sysinf.adjtemp = -0.5; sysinf.log_level = 0; sysinf.skip_CheckOrRun = 0; sysinf.timeinner = 6000; sysinf.swingtime = 100; sysinf.swingspeed = 60; sysinf.swingtimeRight = 40; sysinf.swingtimePause = 100; sysinf.runLoopTime = 600; sysinf.runLoopSpeed = 80; strcpy(sysinf.wifiname, onechip_name); strcpy(sysinf.password, onechip_pswd); memset(sysinf.SN, 0 ,sizeof(sysinf.SN)); strcpy(sysinf.SN, default_SN); } /******************************************************************** * cfg_param_verify() * *描述：配置参数校验 *参数：无 *返回：0/1：校验不通过/通过 *其他：无 *-------------------------------------------------------------------- *记录： ********************************************************************/ uint8_t cfg_param_verify(void) { unsigned char pramlen = sizeof(oneChipSysdef) - offsetof(oneChipSysdef, lysis_offset); if((uint32_t)checksum_calc((uint8_t *)CFG_PARAM_START_ADDR, (pramlen-4)) != *(uint32_t *)(CFG_PARAM_START_ADDR + (pramlen-4))) { return 0; } else { if(memcmp((uint8_t *)&sysinf.lysis_offset, (uint8_t *)CFG_PARAM_START_ADDR, pramlen) == 0) { return 1; } else { return 0; } } } /******************************************************************** * cfg_save_cfg_param() * *描述：保存配置参数 *参数：无 *返回：0/1：保存失败/成功 *其他：无 *-------------------------------------------------------------------- *记录： ********************************************************************/ uint8_t cfg_save_cfg_param(void) { unsigned char pramlen = sizeof(oneChipSysdef) - offsetof(oneChipSysdef, lysis_offset); sysinf.checksum = (uint32_t)checksum_calc((uint8_t *)&sysinf.lysis_offset, (pramlen-4)); Flash_WriteBuffer(CFG_PARAM_START_ADDR, (uint8_t *)&sysinf.lysis_offset, pramlen); return cfg_param_verify(); } /******************************************************************** * cfg_param_init() * *描述：配置参数初始化 *参数：无 *返回：0/1：初始化失败/成功 *其他：无 *-------------------------------------------------------------------- *记录： ********************************************************************/ uint8_t cfg_param_init(void) { uint8_t rlt = 0; unsigned char pramlen = sizeof(oneChipSysdef) - offsetof(oneChipSysdef, lysis_offset); if((uint32_t)checksum_calc((uint8_t *)CFG_PARAM_START_ADDR, (pramlen-4)) != *(uint32_t *)(CFG_PARAM_START_ADDR + (pramlen-4))) { return 0; } else { cfg_load_default_param(); rlt = cfg_save_cfg_param(); Van_Device_Printf(VAN_LOG_CRITICAL, "读取参数出错，加载默认参数\r\n"); } return rlt; }