port.h

基于MFRC500读卡芯片的完整读卡程序

#ifndef __port_h__
#define __port_h__

/*-------------main.port------------------------------------------------*/
sbit   RC500RST    = P3^5;           //RC500复位端口
sbit   RC500_CS    = P2^7;           //RC500选通端口 Chip Select
sbit   LED	       = P1^1;           //LED 显示
sbit   BEEP        = P3^4;           //蜂鸣器

/*---------------LCD.port------------------*/
#define  P_IO_Data_Data     P1
#define  P_IO_Control_Data  P4
#define	 C_RST_Pin	        0x08//(0x01<<4)
#define  C_AOP_Pin          0x01//(0x01<<5)
#define  C_EP_Pin           0x04//(0x01<<6)
#define  C_RWP_Pin          0x02//(0x01<<7)
#define	 Busy		        0x80

/*---------------KEYPAD.PORT------------------*/
#define KEYPAD_PORT P0    

sbit C1 = KEYPAD_PORT^0;    
sbit C2 = KEYPAD_PORT^1;
sbit C3 = KEYPAD_PORT^2;

sbit R1 = KEYPAD_PORT^3;
sbit R2 = KEYPAD_PORT^4;
sbit R3 = KEYPAD_PORT^5;
sbit R4 = KEYPAD_PORT^6;	

#endif