EEPW论坛

功能描述：完成复位。 
输入条件：SysKind=0--->EasmChip的操作，SysKind=1-->CpuCard的操作。 
输出项目：RetData=0x00成功,RetData!=0x00:失败。

unsigned char CosReset(bool SysKind)   
{ 
    unsigned char i,j;
    unsigned short Temp; 
    for(i = 0; i < 3; i ++)//---------------------------------------------------循环复位5次，若均失败则返回0xFF
    {
        WDT();
        SysErrInfo = 0x00;
        for(j = 0; j < 13; j++) 
        {
            CosBuf[j] = 0;
        }
        Temp = 1000;//---------------------------------------------------------复位应答超时计数器
        if(SysKind)
        {
            CpuCardRstDirOut;
            CpuCardRstLow;
            for(j=0;j<15;j++)//-------------------------------------------------上电复位延时35个ETU
            {
                WDT();
                Delay10etu(); 
            }
            CpuCardRstHig;//----------------------------------------------------完成复位
            CpuCardSdaDirIn;
            while(--Temp)//-----------------------------------------------------超时时400/fi-40000 /fi
            { 
                WDT();
                if(!(CpuCardSdaInSt&BIT5))
                { 
                    CosBuf[0] = AckRecv(1); 
                    if(CosBuf[0] == 0x3b)
                    { 
                        CosBuf[1] = ResetReceive(1);
                        if( (CosBuf[1] & 0xf0) != 0x60 )
                        {
                            SysErrInfo = 0xFF;    
                        }
                        else
                        {
                            for(j = 2; j < 4+(CosBuf[1] & 0x0F); j++) 
                            {
                                CosBuf[j] = ResetReceive(1);
                            }
                        }
                    }
                    break;
                }
            }
            WDT();
            if(Temp == 0)//-----------------------------------------------------复位应答超时处理
            { 
                CpuCardRstLow;
                SysErrInfo = 0xFF;
            }
            else
            { 
                if( (CosBuf[0] == 0x3B) && (CosBuf[1] == 0x69) )
                if( (CosBuf[2] == 0x00) && (CosBuf[3] == 0x00) ) break;
            }
        }
        else
        {
            EasmChipRstDirOut;
            EasmChipRstLow;
            for(j=0;j<15;j++)//-------------------------------------------------上电复位延时35个ETU
            {
                WDT();
                Delay10etu(); 
            }
            EasmChipRstHig;//---------------------------------------------------完成复位
            EasmChipSdaDirIn;
            while(--Temp)//-----------------------------------------------------超时时400/fi-40000 /fi
            { 
                WDT();
                if(!(EasmChipSdaInSt&BIT1))
                { 
                    CosBuf[0] = AckRecv(0); 
                    if(CosBuf[0] == 0x3b)
                    { 
                        CosBuf[1] = ResetReceive(0);
                        if((CosBuf[1] & 0xf0) != 0x60) 
                        {
                            SysErrInfo = 0xFF;
                        }
                        else
                        {
                            for(j = 2; j < 4+(CosBuf[1] & 0x0F); j++) 
                            {
                                CosBuf[j] = ResetReceive(0);
                            }
                        }
                    }
                    break;
                }
            }
            if(Temp == 0)//-----------------------------------------------------复位应答超时处理
            { 
                EasmChipRstLow;//-----------------------------------------------RESET = 0
                SysErrInfo = 0xFF;
            }
            else
            { 
                 if( (CosBuf[0] == 0x3B) && (CosBuf[1] == 0x69) )
                 if( (CosBuf[2] == 0x00) && (CosBuf[3] == 0x00) ) break;
            } 
        }
    } 
    if(i < 3) 
    {
        return 0x00;
    }
    else 
    {
        return 0xff;
        
    }
}