#include <reg52.h>
#define uchar unsigned char
#define unit unsigned int
uchar code table[]="I LOVE FREEDOM";
uchar code table2[]="I HAVE TO WORK";
uchar num;
sbit lcden=P2^7;
sbit lcdrs=P2^6;
sbit lcdrw=P2^5;
void delay(unit z)
{
unit x,y;
for(x=z;x>0;x--)
for(y=110;y>0;y--);
}
void write_com(uchar com)
{
lcdrs=0;
P0=com;
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void write_data(uchar date)
{
lcdrs=1;
P0=date;
delay(5);
lcden=1;
delay(5);
lcden=0;
}
void init()
{
lcden=0;
lcdrw=0;
write_com(0x38);
write_com(0x0c);
write_com(0x06);
write_com(0x80);
}
void main()
{
init();
write_com(0x80+0x10);
for(num=0;num<14;num++)
{
write_data(table[num]);
delay(20);
}
write_com(0x80+0x53);
for(num=0;num<14;num++)
{
write_data(table2[num]);
delay(20);
}
for(num=0;num<16;num++)
{
write_com(0x18);
delay(200);
}
while(1)；
}
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