static int hal_readSector(uint32 sec, uint32 *pdata){    uint32 saddr;    int i;    saddr = (defStartSector+sec)*defSectorSize;    for(i=0;i<(defSectorSize/4);i++)    {        pdata[i] = *((uint32*)saddr);        saddr+=4;    }    return defSectorSize;}static int hal_writeSector(uint32 sec, uint32 *pdata){    FLASH_Status ret;    uint32 saddr;    int i;    saddr = (defStartSector+sec)*defSectorSize;    FLASH_ClearFlag(FLASH_FLAG_BSY|FLASH_FLAG_EOP|FLASH_FLAG_PGERR|FLASH_FLAG_WRPRTERR);    FLASH_Unlock();    FLASH->ACR&=~(1<<10);//FLASH disable code fetch    ret = FLASH_ErasePage(saddr);    if(ret==FLASH_COMPLETE)    {        FLASH_ClearFlag(FLASH_FLAG_BSY|FLASH_FLAG_EOP|FLASH_FLAG_PGERR|FLASH_FLAG_WRPRTERR);        for(i=0;i<(defSectorSize/4);i++)        {            ret = FLASH_ProgramWord(saddr,pdata[i]);            if(ret!=FLASH_COMPLETE)                break;            saddr+=4;        }    }    FLASH->ACR|=1<<10;        //FLASH enable code fetch    FLASH_Lock();    //??FLASH???????    return defSectorSize;}