自己寫的1602液晶代碼

ID:253022 · 發(fā)表于 2017-12-5 15:39

#include <reg52.h>
#define uchar unsigned char
sbit lcden=P3^4;
sbit lcdrs=P3^5;
uchar num;
uchar  code table[]="I LOVE MCU";
uchar  code table1[]="WWW.TXMCU.COM";

void delay(uchar z)
{       int x,y;
         for(x=z;x>0;x--)
         for(y=110;y>0;y--);
}

void write_com(uchar com)
{
      lcdrs=0;
      lcden=0;
      P0=com;
      delay(5);
      lcden=1;
      delay(5);
      lcden=0;
}

void write_data(uchar date)
{
         lcdrs=1;
         lcden=0;
         P0=date;
         delay(5);
         lcden=1;
         delay(5);
         lcden=0;
}

void iint()
{
lcden=0;
write_com(0x38);
write_com(0x0c);
write_com(0x06);
write_com(0x01);
}

void main()
{
   iint();
   write_com(0x80);
   for(num=0;num<11;num++)
   {
         write_data(table[num]);
         delay(5);
   }
   write_com(0x80+0x40);
         for(num=0;num<13;num++)
         {  write_data(table1[num]) ;
      delay(5);
         }
         while(1);
}

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