storage.c

来自「单相多功能代码,计量芯片采用ADE7737做为计量,SPI通讯,仅供参考,不得用」· C语言 代码 · 共 26 行

#include "storage.h"
#include "string.h"
#include "sys_time.h"
#include "data_flash.h"
#include "pub_func.h"
#include "i2c.h"

unsigned char SavePowerData(unsigned long addr,unsigned char *data)
{
    unsigned long pwrdata;
    unsigned char wtimes=0;

    _data_flash_write(addr,data,4);
    _data_flash_read(addr,(unsigned char *)&pwrdata,4);
    if(IsEqual(data,(unsigned char *)&pwrdata,4)!=OK)
    {
        wtimes++;
        if(wtimes>=3)
        {
            return ERROR;
        }
    }
    return OK;
}