wiegand.h

mifare 读卡器weigant输出有kei uvision打开！

 
#include "reg52.h"

//Wiegand 数据线定义
sbit Data0		   =P1^6; //
sbit Data1		   =P1^5; //

bit Even_Parity(unsigned char *a);
bit Odd_Parity(unsigned char *a);
void Wiegand_Out(unsigned char fc,unsigned int cc);
void Delay100us(volatile unsigned char n);