Question

AT89c52单片机液晶显示(1602为例)显示一行字

Answer 1

#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int
uchar code table[]="I LIKE MCU!";
uchar code table1[]="www.TXMCU.COM";
sbit lcden=P3^4;
sbit lcdrs=P3^5;
sbit dula=P2^6;
sbit wela=P2^7;
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)
{
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()
{
dula=0;
wela=0;
lcden=0;
write_com(0x38);
write_com(0x0e);
write_com(0x06);
write_com(0x01);
write_com(0x80+0x10);
}
void main()
{
init();
for(num=0;num<11;num++)
{
write_data(table[num]);
delay(20);
}
// write_com(1);
write_com(0x80+0x53);
for(num=0;num<13;num++)
{
write_data(table1[num]);
delay(20);
}
for(num=0;num<16;num++)
{
write_com(0x18);
delay(20);
}
while(1);
}

追问

怎么没ew的赋值命令啊

追答

ew有啥用 先输进去再读出来有意思吗

追问

我可以试下哦。谢谢。

Answer 2

LCD1602显示：
http://hi.baidu.com/%D7%F6%B6%F8%C2%DB%B5%C0/blog/item/e9a4f10963e835c463d98677.html

Answer 3

ourdev.cn,多得是。