LCD.rar_protues 7.5 lcd1602

#include <reg52.h> #define uchar unsigned char #define uint unsigned int uchar table[]="zhe jiu shi wo", table1[]="de xiao zuo pin"; sbit lcdrs=P2^7; sbit lcdrw=P2^6; sbit lcden=P2^5; sbit beep=P2^4; uchar num,n; void delay(uint z) { uint x,y; for(x=z;x>0;x--) for(y=1;y>0;y--); } void write_com(uchar com) { lcdrs=0; P0=com; delay(1); lcden=1; delay(1); lcden=0; } void write_data(uchar date) { lcdrs=1; P0=date; delay(1); lcden=1; delay(1); lcden=0; } void init() { lcden=0; lcdrw=0; write_com(0x38); //设置16x2显示，5x7点阵，8位数据显示 write_com(0x0c); //开启显示，光标不显示，不闪烁 write_com(0x06); //写一个字符后，光标向右加一 write_com(0x01); //数据指针清零，所有显示清零 } void main() { init(); write_com(0x80); for(num=0;table[num]!='\0';num++) { write_data(table[num]); delay(5) ; } /* if(num>16) { //write_com(0x05); write_com(0x90+(0x01)*n); write_data(table[n]);delay(10); n++; goto a; } a: if(num>16) { write_com(0x90); for(num=0;num<17;num++) { write_data(table[num]); } while(1); } */ write_com(0x80+0x40); for(num=0;table1[num]!='\0';num++) { write_data(table1[num]); delay(5); } beep=0; while(1); }