红外发射程序键值在LCD1602上显示实例程序25页.doc

LCD1602显示键值程序： #include #include #define uchar unsigned char#define uint unsigned int#define delayNOP(); _nop_();_nop_();_nop_();_nop_(); void delay(uchar x); /x*0.14MSvoid delay1(int ms);void beep(); sbit IRIN = P33; /紅外接收器數據線sbit BEEP = P15; /蜂鳴器驅動線sbit RELAY= P14; /繼電器驅動線 uchar IRCOM7; sbit LCD_RS = P23; sbit LCD_RW = P24;sbit LCD_EN = P2