- #include <reg52.h>
- #define uint unsigned int
- #define uchar unsigned char
- sbit rs=P2^4;
- sbit rw=P2^5;
- sbit en=P2^6;
- sbit psb=P2^1;
- sbit wei=P2^7;
- sbit duan=P2^6;
- uchar hanzi[]={"锐思科技"};
- uchar zimu[]={"I LOVE YOU"};
- uchar shuzi[]={"5201314"} ;
- void delay(uint z)
- {
- uint a,b;
- for(a=z;a>0;a--)
- for(b=110;b>0;b--);
- }
- void w_com(uchar com) //写指令
- {
- rs=0;
- rw=0;
- en=0;
- P0=com;
- delay(5);
- en=1;
- delay(5);
- en=0;
- }
- void w_dat(uchar dat)//写数据
- {
- rs=1;
- rw=0;
- en=0;
- P0=dat;
- delay(5);
- en=1;
- delay(5);
- en=0;
- }
- void weizhi(uchar x,y)
- {
- uchar wz;
- if(x==0)
- {x=0x80;}
- else if(x==1)
- {x=0x90;}
- else if(x==2)
- {x=0x88;}
- wz=x+y;
- w_com(wz);
- }
- void init()//初始
- {
- psb=1;
- w_com(0x30);// 8位数据
- delay(5);
- w_com(0x0c);//显示开
- delay(5);
- w_com(0x01);//清屏
- delay(5);
- }
- void main()
- {
- uchar i;
- wei=0;
- duan=0;
- delay(5);
- init();
- weizhi(0,0);
- i=0;
- while(hanzi[i]!='\0')
- {
- w_dat(hanzi[i]);
- i++;
- }
- weizhi(1,0);
- i=0;
- while(zimu[i]!='\0')
- {
- w_dat(zimu[i]);
- i++;
- }
- weizhi(2,0);
- i=0;
- while(shuzi[i]!='\0')
- {
- w_dat(shuzi[i]);
- i++;
- }
- while(1);
- }
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