port.h

这是我用AT89C51单片机做的定时控制器,最多可以输出八个不同时间段的脉冲.并且用TS1602 LCD显示出来.文件中包括源程序电路图和仿真电路图

#define LED_Port P2
#define LCD_Port P0       

/******************LED PORT************************/
sbit LED1=P2^0;
sbit LED2=P2^1;
sbit LED3=P2^2;
sbit LED4=P2^3;
sbit LED5=P2^4;
sbit LED6=P2^5; 
sbit LED7=P2^6;
sbit LED8=P2^7;


/******************CONTROL PORT*********************/
sbit Run_Stop=P1^3;
sbit Auto_Man=P1^4;
sbit SW      =P1^5;
sbit Gas1    =P1^7;

/******************LCD PORT*************************/
sbit rs      =P1^0;
sbit rw      =P1^1;
sbit ep      =P1^2;