460 lines
15 KiB
C
460 lines
15 KiB
C
/*************************** (C) COPYRIGHT 2017 CXHY ****************************
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* 文件名 ：stmflash.c
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* 描 述 ：STM32-FLASH操作函数
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* 版 本 ：V1.0
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* 作 者 ：XuZhongPing
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* 日 期 ：2017/07/23
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*********************************************************************************/
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#include "stmflash.h"
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#include "stdio.h"
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#include "delay.h"
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#include "timer.h"
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#include "gsm_gprs.h"
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#include "data_typedef.h"
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#if STM32_FLASH_SIZE < 256 //中容量和小容量的MCU一页的大小都为1K字节
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#define STM_SECTOR_SIZE 1024 //一页字节数
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#else
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#define STM_SECTOR_SIZE 2048
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#endif
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uint16_t STMFLASH_BUF[STM_SECTOR_SIZE/2]; //用于保存一个扇区的数据缓存，擦除扇区时需先读取原来保存的数据，然后再重新写入
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/*
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***********************************************************************
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* 函 数 名: STMFLASH_ReadHalfWord
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* 功能说明: 读取指定地址的半字(16位数据)
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* 形 参：faddr:读地址(此地址必须为2的倍数!!)
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* 返 回 值: 对应地址保存的数据
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***********************************************************************
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*/
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uint16_t STMFLASH_ReadHalfWord(uint32_t faddr)
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{
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return *(vu16*)faddr;
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}
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/*
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***********************************************************************
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* 函 数 名: STMFLASH_Write_NoCheck
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* 功能说明: 不检查的向指定地址写入数据
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* 形 参：WriteAddr:起始地址
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* pBuffer:数据指针
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* NumToWrite:半字(16位)数
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* 返 回 值: 无
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***********************************************************************
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*/
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void STMFLASH_Write_NoCheck(uint32_t WriteAddr, uint16_t *pBuffer, uint16_t NumToWrite)
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{
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uint16_t i;
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for(i = 0; i < NumToWrite; i++)
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{
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FLASH_ProgramHalfWord(WriteAddr, pBuffer[i]);
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WriteAddr += 2; //地址增加2.
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}
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}
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/*
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***********************************************************************
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* 函 数 名: STMFLASH_Write
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* 功能说明: 从指定地址开始写入指定长度的数据
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* 形 参：WriteAddr:起始地址(此地址必须为2的倍数!!)
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* pBuffer:数据指针
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* NumToWrite:半字(16位)数(就是要写入的16位数据的个数.)
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* 返 回 值: 无
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***********************************************************************
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*/
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void STMFLASH_Write(uint32_t WriteAddr, uint16_t *pBuffer, uint16_t NumToWrite)
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{
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uint32_t secpos; //扇区地址
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uint16_t secoff; //扇区内偏移地址(16位字计算)
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uint16_t secremain; //扇区内剩余地址(16位字计算)
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uint32_t offaddr; //去掉0X08000000后的地址
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uint16_t i;
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if((WriteAddr < STM32_FLASH_BASE) || (WriteAddr >= (STM32_FLASH_BASE + 1024*STM32_FLASH_SIZE)))return; //非法地址
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FLASH_Unlock(); //解锁
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offaddr = WriteAddr-STM32_FLASH_BASE; //实际偏移地址.
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secpos = offaddr/STM_SECTOR_SIZE; //扇区地址 0~127 for STM32F103RBT6
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secoff = (offaddr%STM_SECTOR_SIZE)/2; //在扇区内的偏移(2个字节为基本单位.)
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secremain = STM_SECTOR_SIZE/2 - secoff; //扇区剩余空间大小
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if(NumToWrite <= secremain) //不大于该扇区范围
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{
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secremain = NumToWrite;
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}
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while(1)
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{
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STMFLASH_Read(secpos * STM_SECTOR_SIZE + STM32_FLASH_BASE, STMFLASH_BUF, STM_SECTOR_SIZE/2); //读出整个扇区的内容
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for(i = 0; i < secremain; i++) //校验数据
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{
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if(STMFLASH_BUF[secoff + i] != 0XFFFF)break; //需要擦除
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}
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if(i<secremain) //需要擦除
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{
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FLASH_ErasePage(secpos * STM_SECTOR_SIZE + STM32_FLASH_BASE); //擦除这个扇区
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for(i = 0; i < secremain; i++) //复制要写入的数据
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{
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STMFLASH_BUF[i + secoff] = pBuffer[i];
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}
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STMFLASH_Write_NoCheck(secpos * STM_SECTOR_SIZE + STM32_FLASH_BASE, STMFLASH_BUF, STM_SECTOR_SIZE/2); //写入整个扇区
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}else{ //写已经擦除了的,直接写入扇区剩余区间.
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STMFLASH_Write_NoCheck(WriteAddr,pBuffer,secremain);
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}
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if(NumToWrite == secremain) //写入结束了
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{
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break;
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}else{ //写入未结束
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secpos++; //扇区地址增1
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secoff = 0; //偏移位置为0
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pBuffer += secremain; //指针偏移
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WriteAddr += secremain; //写地址偏移
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NumToWrite -= secremain; //字节(16位)数递减
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if(NumToWrite > (STM_SECTOR_SIZE/2)) //下一个扇区还是写不完
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{
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secremain = STM_SECTOR_SIZE/2;
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}else{ //下一个扇区可以写完了
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secremain = NumToWrite;
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}
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}
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}
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FLASH_Lock(); //上锁
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}
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/*
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***********************************************************************
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* 函 数 名: STMFLASH_Read
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* 功能说明: 从指定地址开始读出指定长度的数据
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* 形 参：ReadAddr:起始地址
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* pBuffer:数据指针
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* NumToRead:半字(16位)数
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* 返 回 值: 无
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***********************************************************************
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*/
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void STMFLASH_Read(uint32_t ReadAddr, uint16_t *pBuffer, uint16_t NumToRead)
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{
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uint16_t i;
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for(i = 0; i < NumToRead; i++)
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{
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pBuffer[i] = STMFLASH_ReadHalfWord(ReadAddr); //读取2个字节.
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ReadAddr += 2; //偏移2个字节.
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}
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}
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/*
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***********************************************************************
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* 函 数 名: STMFLASH_WriteHalfWord
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* 功能说明: 向指定FLASH地址写入一个16位数据
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* 形 参：WriteAddr:起始地址
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* WriteData:要写入的数据
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* 返 回 值: 无
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***********************************************************************
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*/
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void STMFLASH_WriteHalfWord(uint32_t WriteAddr, uint16_t WriteData)
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{
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// STMFLASH_Write(WriteAddr, &WriteData, 1); //写入一个字（16位）
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FLASH_ProgramHalfWord(WriteAddr, WriteData);
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}
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/*
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***********************************************************************
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* 函 数 名: DeviceConfigErase
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* 功能说明: 擦除参数保存区的flash
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* 形 参：无
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* 返 回 值: 无
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***********************************************************************
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*/
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void DeviceConfigErase(uint32_t WriteAddr)
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{
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uint32_t secpos; //扇区地址
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uint16_t secoff; //扇区内偏移地址(16位字计算)
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uint32_t offaddr; //去掉0X08000000后的地址
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if((WriteAddr < STM32_FLASH_BASE) || (WriteAddr >= (STM32_FLASH_BASE + 1024*STM32_FLASH_SIZE)))return; //非法地址
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offaddr = WriteAddr-STM32_FLASH_BASE; //实际偏移地址.
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secpos = offaddr/STM_SECTOR_SIZE; //扇区地址 0~127 for STM32F103RBT6
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FLASH_ErasePage(secpos * STM_SECTOR_SIZE + STM32_FLASH_BASE); //擦除这个扇区
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}
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/*
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***********************************************************************
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* 函 数 名: SaveDeviceConfig
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* 功能说明: 保存设备配置的参数
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* 形 参：无
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* 返 回 值: 无
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***********************************************************************
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*/
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void SaveDeviceConfig(void)
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{
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uint8_t i = 0;
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uint16_t uTempData = 0;
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uint32_t flashSaveAddr = 0;
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flashSaveAddr = FLASH_SAVE_ADDR;
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printf("\r\nTime1 = %d\r\n", time_value);
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FLASH_Unlock(); //解锁
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DeviceConfigErase(FLASH_SAVE_ADDR);
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//数据保存成功标志位
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uTempData = 0xFFFF;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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//设备操作密码
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uTempData = (uint16_t)(setPassword >> 16);
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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uTempData = (uint16_t)setPassword;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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//设备客户号
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uTempData = (uint16_t)(setCustomerID >> 16);
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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uTempData = (uint16_t)setCustomerID;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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//设备类型及通道数量
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uTempData = (uint16_t)(setDeviceType << 8) | setDevChannelNumbers;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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//第1路投口相关参数
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uTempData = (uint16_t)(setDevChannel1Type << 8) | setDevChannel1DisDepthVal;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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uTempData = (uint16_t)(setDevChannel1DisMaxVal << 8) | setDevChannel1DisAlarmPercent;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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//第2路投口相关参数
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uTempData = (uint16_t)(setDevChannel2Type << 8) | setDevChannel2DisDepthVal;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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uTempData = (uint16_t)(setDevChannel2DisMaxVal << 8) | setDevChannel2DisAlarmPercent;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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//第3路投口相关参数
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uTempData = (uint16_t)(setDevChannel3Type << 8) | setDevChannel3DisDepthVal;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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uTempData = (uint16_t)(setDevChannel3DisMaxVal << 8) | setDevChannel3DisAlarmPercent;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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//第4路投口相关参数
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uTempData = (uint16_t)(setDevChannel4Type << 8) | setDevChannel4DisDepthVal;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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uTempData = (uint16_t)(setDevChannel4DisMaxVal << 8) | setDevChannel4DisAlarmPercent;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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flashSaveAddr += 24; //预留32个字节用于保存投口通道参数
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//禁用IC卡用户功能和启用收运IC卡二维码功能标志位
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uTempData = (uint16_t)(setDisableICCardFunStatus << 8) | setEnableCleanQRCodeStatus;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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//设备编号长度
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STMFLASH_WriteHalfWord(flashSaveAddr, setDeviceIdLength);
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flashSaveAddr += 2;
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printf("\r\nTime2 = %d\r\n", time_value);
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//设备编号
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for(i = 0; i < 32; i+=2)
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{
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uTempData = (uint16_t)(setDeviceIdBuf[i] << 8) | setDeviceIdBuf[i+1];
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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}
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printf("\r\nTime3 = %d\r\n", time_value);
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//服务器IP地址及端口号
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uTempData = (uint16_t)(setIpAddr0 << 8) | setIpAddr1;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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uTempData = (uint16_t)(setIpAddr2 << 8) | setIpAddr3;
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STMFLASH_WriteHalfWord(flashSaveAddr, uTempData);
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flashSaveAddr += 2;
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STMFLASH_WriteHalfWord(flashSaveAddr, setIpPort);
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flashSaveAddr += 2;
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//标志参数保存完成
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uTempData = 0x0A0B;
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STMFLASH_WriteHalfWord(FLASH_SAVE_ADDR, uTempData);
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FLASH_Lock(); //上锁
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printf("\r\nTime4 = %d\r\n", time_value);
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printf("\r\n参数保存成功！\r\n");
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}
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/*
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***********************************************************************
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* 函 数 名: GetDeviceConfig
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* 功能说明: 取得设备配置参数
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* 形 参：无
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* 返 回 值: 无
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***********************************************************************
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*/
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uint8_t GetDeviceConfig(void)
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{
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uint8_t i = 0;
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uint16_t uTempData = 0;
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uint32_t flashSaveAddr = 0;
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flashSaveAddr = FLASH_SAVE_ADDR;
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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if(uTempData == 0x0A0B)
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{
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//设备操作密码
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setPassword = uTempData;
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setPassword = (setPassword << 16) | uTempData;
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//设备客户号
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setCustomerID = uTempData;
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setCustomerID = (setCustomerID << 16) | uTempData;
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//设备类型
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDeviceType = uTempData >> 8;
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setDevChannelNumbers = (uint8_t)uTempData;
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//第1路投口相关参数
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDevChannel1Type = uTempData >> 8;
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setDevChannel1DisDepthVal = (uint8_t)uTempData;
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDevChannel1DisMaxVal = uTempData >> 8;
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setDevChannel1DisAlarmPercent = (uint8_t)uTempData;
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//第2路投口相关参数
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDevChannel2Type = uTempData >> 8;
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setDevChannel2DisDepthVal = (uint8_t)uTempData;
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDevChannel2DisMaxVal = uTempData >> 8;
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setDevChannel2DisAlarmPercent = (uint8_t)uTempData;
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//第3路投口相关参数
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDevChannel3Type = uTempData >> 8;
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setDevChannel3DisDepthVal = (uint8_t)uTempData;
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDevChannel3DisMaxVal = uTempData >> 8;
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setDevChannel3DisAlarmPercent = (uint8_t)uTempData;
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//第4路投口相关参数
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDevChannel4Type = uTempData >> 8;
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setDevChannel4DisDepthVal = (uint8_t)uTempData;
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDevChannel4DisMaxVal = uTempData >> 8;
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setDevChannel4DisAlarmPercent = (uint8_t)uTempData;
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flashSaveAddr += 24;
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//禁用IC卡用户功能和启用收运IC卡二维码功能标志位
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDisableICCardFunStatus = uTempData >> 8;
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setEnableCleanQRCodeStatus = (uint8_t)uTempData;
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//设备编号长度
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDeviceIdLength = uTempData;
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//设备编号
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for(i = 0; i < 32; i+=2)
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{
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setDeviceIdBuf[i] = uTempData >> 8;
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setDeviceIdBuf[i+1] = (uint8_t)uTempData;
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}
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//服务器IP地址及端口号
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setIpAddr0 = uTempData >> 8;
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setIpAddr1 = (uint8_t)uTempData;
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setIpAddr2 = uTempData >> 8;
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setIpAddr3 = (uint8_t)uTempData;
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uTempData = STMFLASH_ReadHalfWord(flashSaveAddr);
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flashSaveAddr += 2;
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setIpPort = uTempData;
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printf("\r\n参数读取成功！\r\n");
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printf("\r\nSet P=%d; ID=%d; Type=%d; Cnt=%d; T1=%d, h1=%d, H1=%d, A1=%d; T2=%d, h2=%d, H2=%d, A2=%d, ICE=%d; ICQR=%d; "\
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"devLen=%d; devID=%s; IP=%d.%d.%d.%d:%d\r\n",
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setPassword,
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setCustomerID,
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setDeviceType,
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setDevChannelNumbers,
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setDevChannel1Type, setDevChannel1DisDepthVal, setDevChannel1DisMaxVal, setDevChannel1DisAlarmPercent,
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setDevChannel2Type, setDevChannel2DisDepthVal, setDevChannel2DisMaxVal, setDevChannel2DisAlarmPercent,
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||
setDisableICCardFunStatus,
|
||
setEnableCleanQRCodeStatus,
|
||
setDeviceIdLength,
|
||
setDeviceIdBuf,
|
||
setIpAddr0,setIpAddr1,setIpAddr2,setIpAddr3,setIpPort
|
||
);
|
||
|
||
return 0;
|
||
}else{
|
||
printf("\r\n还没有保存过设备参数！\r\n");
|
||
return 1;
|
||
}
|
||
}
|
||
|
||
/*
|
||
***********************************************************************
|
||
* 函 数 名: ResetDeviceConfig
|
||
* 功能说明: 恢复设备配置参数到出厂设置
|
||
* 形 参：无
|
||
* 返 回 值: 无
|
||
***********************************************************************
|
||
*/
|
||
void ResetDeviceConfig(void)
|
||
{
|
||
FLASH_Unlock(); //解锁
|
||
DeviceConfigErase(FLASH_SAVE_ADDR);
|
||
FLASH_Lock(); //上锁
|
||
printf("\r\n设备配置参数已恢复成出厂设置！\r\n");
|
||
}
|
||
|
||
/******************** (C) COPYRIGHT 2017 CXHY *****END OF FILE*******************/
|