#include <STC89C5xRC.H>
#include "DElay.h"
#include "LCD1602.h"
sbit K1=P3^2;
sbit K2=P3^3;
void main()
{
int SDT=100;
LCD_Init();
LCD_ShowChar(2,12,0xDF);
LCD_ShowString(2,13,"C");
while (1)
{
if(K1==0)
{
Delay(20);
while(K1==0);
Delay(20);
SDT=SDT+10;
}
if(K2==0)
{
Delay(20);
while(K2==0);
Delay(20);
SDT=SDT-10;
}
LCD_ShowNum(2,9,SDT,3);
}
}
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