C51_LCD1602显示（防忘）

#include
#include
#define uchar unsigned char
#define uint unsigned int

sbit rs=P2^6;
sbit rw=P2^5;
sbit en=P2^7;

uchar
shuma[10]={0x03,0x9f,0x25,0x0d,0x99,0x49,0x41,0x1f,0x01,0x09};
//      
     
     0
   1  
 2    3
   4  
 5    6
   7  
 8    
     
     
     
void delay(uchar a)
{
uint i,j;
for(i=0;i<=110;i++)
for(j=0;j<=a;j++);
}

void write_com(uchar com)
{
rs=0;
rw=0;
en=0;
P0=com;
en=1;
delay(10);
en=0;
}

void write_dat(uchar dat)
{
rs=1;
rw=0;
en=0;
P0=dat;
en=1;
delay(10);
en=0;
}

void init_1602()
{
write_com(0x38);
write_com(0x0c);
write_com(0x06);
write_com(0x01);
}

void main()
{
init_1602();
write_com(0x80+2);
write_dat('I');
write_com(0x80+4);
write_dat('a');
write_com(0x80+5);
write_dat('m');
write_com(0x80+7);
write_dat('i');
write_com(0x80+8);
write_dat('r');
write_com(0x80+9);
write_dat('o');
write_com(0x80+10);
write_dat('n');
write_com(0x80+12);
write_dat('m');
write_com(0x80+13);
write_dat('a');
write_com(0x80+14);
write_dat('n');
}