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void CosCommand(bool SysKind,unsigned char IccCase, unsigned char Length)
{
    unsigned char AckBbuf = 0, i;
    WDT();
    _DINT();
    AckBbuf=0x00;
    SwBuf[0] = 0x00;
    SwBuf[1] = 0x00;
    for(i = 0; i < 5; i++) 
    {
        CosSend(SysKind,CmdBuf);
    } 
    AckBbuf = CosReceive(SysKind);
    if(AckBbuf==CmdBuf[1])
    {
        switch(IccCase)
        { 
            case 1:    
                    SwBuf[0] = CosReceive(SysKind);   
                    SwBuf[1] = CosReceive(SysKind);
                    _NOP();
                    break;
            case 2:
                    for(i = 5; i < Length + 5; i++) 
                    {
                        CosSend(SysKind,CmdBuf); 
                    }
                    SwBuf[0] = CosReceive(SysKind);
                    SwBuf[1] = CosReceive(SysKind);
                    _NOP();
                    break;
            case 3:
                    for(i = 0; i < Length + 2; i++) 
                    {
                        CosBuf = CosReceive(SysKind);
                    }
                    i--;
                    SwBuf[1]=CosBuf;
                    i--;
                    SwBuf[0]=CosBuf;
                    _NOP();
                    break;
            case 4:
                    for(i = 5; i < Length + 5; i++)
                    {
                        CosSend(SysKind,CmdBuf);
                    }
                    Length = CosBuf;
                    for(i = 0; i < Length + 2; i++)
                    {
                        CosBuf = CosReceive(SysKind);
                    }
                    i--;
                    SwBuf[1]=CosBuf;
                    i--;
                    SwBuf[0]=CosBuf;
                    _NOP();
                    break;
        }
    }
    _EINT();
}