?? pcdhalt.c
字號:
#include<reg52.h>
#include<rc500.h>
char PcdHalt(void)
{
char status=MI_OK;
idata struct TranSciveBuffer{uchar MfCommand;
uchar MfLength;
uchar MfData[2];
}MfComData;
struct TranSciveBuffer *pi;
pi=&MfComData;
PcdSetTmo(106);
MfComData.MfCommand=PCD_TRANSCEIVE;
MfComData.MfLength=2;
MfComData.MfData[0]=PICC_HALT;
MfComData.MfData[1]=0;
status=PcdComTransceive(pi);
if (status)
{
if(status==MI_NOTAGERR||status==MI_ACCESSTIMEOUT)
status = MI_OK;
}
WriteRC(RegCommand,PCD_IDLE);
return status;
}
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