UART.rar_wince 串口_串口驱动_串口驱动程序

#include<reg52.h> #define uchar unsigned char #define uint unsigned int uchar code table[]="I LIKE MCU!"; uchar code table1[]="WWW.TXMCU.COM"; sbit lcden=P3^4; sbit lcdrs=P3^5; sbit dula=P2^6; sbit wela=P2^7; uchar num; void delay(uint z) { uint x,y; for(x=z;x>0;x--) for(y=110;y>0;y--); } void write_com(uchar com) { lcdrs=0; P0=com; delay(5); lcden=1; delay(5); lcden=0; } void write_data(uchar date) { lcdrs=1; P0=date; delay(5); lcden=1; delay(5); lcden=0; } void init() { dula=0; wela=0; lcden=0; write_com(0x38); write_com(0x0e); write_com(0x06); write_com(0x01); write_com(0x80+0x10); } void main() { init(); for(num=0;num<11;num++) { write_data(table[num]); delay(20); } // write_com(1); write_com(0x80+0x53); for(num=0;num<13;num++) { write_data(table1[num]); delay(20); } for(num=0;num<16;num++) { write_com(0x18); delay(20); } while(1); }