#include <reg51.h>
#define uchar unsigned char
#define uint unsigned int
uchar code table[]="Hello good veryone!";
uchar code table1[]="how do you do";
sbit lcden = P2^7;
sbit wr = P2^6;
sbit rs = P2^5;
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)
{
rs =0;
P0=com;
delay(5);
lcden=0;
delay(5);
lcden=1;
delay(5);
lcden=0;
delay(5);
}
void write_data(uchar date)
{
rs=1;
P0=date;
delay(5);
lcden=0;
delay(5);
lcden=1;
delay(5);
lcden=0;
delay(5);
}
void init()
{
wr=0;
write_com(0x38);
write_com(0x0e);
write_com(0x06);
write_com(0x01);
write_com(0x80+0x1);
}
void main()
{
init();
while(1)
{
for(num=0;num<20;num++)
{
write_data(table[num]);
delay(50);
}
// write_com(1);
write_com(0x80+0x41);
for(num=0;num<13;num++)
{
write_data(table1[num]);
delay(50);
}
/*
for(num=0;num<8;num++)
{
write_com(0x18);
delay(20);
}*/
//while(1);
}
}