字符液晶1602

ID:299493 · 发表于 2018-8-22 10:04

#include <REGX52.H>
#include "LCD1602.h"

unsigned char TempBuffer[10];
void IntToStr(unsigned int t, unsigned char *str, unsigned char n)
{
unsigned char a[5]; char i, j;
a[0]=(t/10000)%10;       //取得整数值到数组
a[1]=(t/1000)%10;
a[2]=(t/100)%10;
a[3]=(t/10)%10;
a[4]=(t/1)%10;

for(i=0; i<5; i++)       //转成ASCII码
a[i]=a[i]+'0';
for(i=0; a[i]=='0' && i<=3; i++);
for(j=5-n; j<i; j++)    //填充空格
{ *str=' ';  str++; }
for(; i<5; i++)
{ *str=a[i]; str++; }  //加入有效的数字
*str='\0';
}

void Delay1ms(unsigned int count)
{
unsigned int i,j;
for(i=0;i<count;i++)
for(j=0;j<120;j++);
}

main()
{
unsigned int Count = 0;
LCD_Initial();
GotoXY(0,0);
Print("The 1602LCD Test");
GotoXY(0,1);
Print("GO:    by JJJ");

while(1)
{
IntToStr(Count++,&TempBuffer[0],5);
GotoXY(3,1);
Print(&TempBuffer[0]);
Delay1ms(100);
}
}

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