LCD.rar_STC89C52RC

#include<reg52.h> #define uchar unsigned char #define uint unsigned int sbit lcdrs=P3^5; sbit lcden=P3^4; sbit dula=P2^6; sbit wela=P2^7; sbit rw=P3^6; uchar code table1[]="welcome to"; uchar code table2[]="HDU BAJO MCU!"; uchar num; void delayms(uint x) { uint i,j; for(i=x;i>0;i--) for(j=110;j>0;j--); } void write_com(uchar com) { rw=0; lcdrs=0; P0=com; delayms(1); lcden=1; delayms(1); lcden=0; } void write_data(uchar date) { rw=0; lcdrs=1; P0=date; delayms(1); lcden=1; delayms(1); lcden=0; } void init() { rw=0; dula=0; wela=0; lcden=1; write_com(0x38); //设置16*2显示，5*7点阵，8位数据接口 write_com(0x0c); //设置开显示，不显示光标 write_com(0x06); //写一个字符后地址指针加1 write_com(0x00); //显示清零，数据指针清零 } void main() { init(); write_com(0x80+0x10); for(num=0;num<10;num++) { write_data(table1[num]); delayms(2); } write_com(0x80+0x51); for(num=0;num<13;num++) { write_data(table2[num]); delayms(2); } for(num=0;num<24;num++) { write_com(0x1c); delayms(200); } // for(num=0;num<24;num++) // { // write_com(0x1c); // delayms(200); 整屏幕右移 // } while(1); }