基于STC89C52单片机LCD1602显示字符及数字 -

标题: 基于STC89C52单片机LCD1602显示字符及数字 [打印本页]

作者: 山海由北 时间: 2022-3-2 22:46
标题: 基于STC89C52单片机LCD1602显示字符及数字
内容是基于STC89C52单片机LCD1602显示字符及数字
#include<reg52.h>
#define uchar unsigned char
#define uint unsigned int
uchar num;
uint i,j;
sbit rs=P3^5;
sbit wr=P3^6;
sbit lcden=P3^4;
sbit dula=P2^6;
sbit wela=P2^7;
uchar code table1[]="XXX";
uchar code table2[]="156824624";

void delay(uint x)
{
for(i=x;i>0;i--)
{
for(j=120;j>0;j--);
}
}

void write_com(uchar com)
{
rs=0;
wr=0;
lcden=0;
P0=com;
lcden=1;
delay(5);
lcden=0;

}
void write_data(uchar dat)
{
rs=1;
wr=0;
lcden=0;
P0=dat;
lcden=1;
delay(5);
lcden=0;

}

void init()
{
write_com(0x38);
write_com(0x08);
write_com(0x01);
write_com(0x06);
write_com(0x0f);


}
void main()
{
P0=0;
dula=0;
wela=0;
init();
for(num=0;num<3 ;num++)
{
      write_data(table1[num]);
      delay(300);

}
write_com(0x80+0x40);
for(num=0;num<10 ;num++)
{
      write_data(table2[num]);
      delay(300);

}
while(1);

}

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