自己手工制作的單片機時鐘器內附程序+電路

ID:298663 · 發表于 2019-3-20 20:47

制作出來的實物圖如下：

單片機源程序如下:

#include "stc15w408as.h"
#include "delay.h"
#include "74ls595.h"
sbit key= P3^2; // 定義按鍵入口時間的時選擇位
signed char key_mode = 0;
unsigned char flag = 0; //定義一個按鈕標志位1
sbit key1= P3^3; // 定義按鍵入口時間的分選擇
signed char key_mode1 = 0;
unsigned char flag1 = 0; //定義一個按鈕標志位2
sbit LED=P1^1; //定義秒鐘狀態led
unsigned char idata T1[3]={0x03,0x9F,0x25};//時十
unsigned char idata T2[10]={0x03,0x9F,0x25,0x0D,0x99,0x49,0x41,0x1F,0x01,0x09};//時個
unsigned char idata T3[6]={0x03,0x9F,0x25,0x0D,0x99,0x49};//分十
unsigned char idata T4[10]={0x03,0x9F,0x25,0x0D,0x99,0x49,0x41,0x1F,0x01,0x09};//分個
unsigned char hour1,hour2,hour3,hour4;
unsigned long count,count1;
unsigned char temp1=0,temp2=0;
/* 定時器0的配置**************************************/
void Timer0Init() //定時50ms出發一次中斷
{
AUXR &= 0x7F;
TMOD &= 0xF0;
TL0 = 0x00;
TH0 = 0x4C;
//TF0 = 0;
TR0 = 1;
ET0=1;
EA=1;
}
void TIMER0() interrupt 1
{
if(temp1==0&&temp2==0)
{
count1++;
if(count1==20){count1=0;count=count+1;LED=~LED;}
if(count==60){count=0;hour4=hour4+1;} //分個位
if(hour4>9){hour4=0;hour3=hour3+1;} //分十位
if(hour3>5){hour3=0;hour2=hour2+1;} //時個位
if(hour1<2)
{
if(hour2>9){hour2=0;hour1=hour1+1;}//時十位
}
if(hour1==2)
{
if((hour2>3)){hour1=0;hour2=0;hour3=0;hour4=0;}
}
}
else
{
if(temp1==1){hour2=hour2+1;temp1=0;}
if(temp2==1){hour4=hour4+1;temp2=0;}
}
}
void KeyInit0() interrupt 0 //外部中斷0入口，時調節
{
if(!key)
{
DelayMs(60); //延時20ms
if(key==0&&flag==0)
{
DelayMs(10);
flag=1;
}
while(!key);
}
if(key==1&&flag==1)
{
DelayMs(60);
flag=0;
temp1=temp1+1;
}
}
void KeyInit1() interrupt 2 //外部中斷2入口，分調節
{
if(!key1)
{
DelayMs(60); //延時20ms
if(key1==0&&flag1==0)
{
DelayMs(10);
flag1=1;
}
while(!key1);
}
if(key1==1&&flag1==1)
{
DelayMs(60);
flag1=0;
temp2=temp2+1;
}
}
void main()
{
Timer0Init() ;
LED=1;
//配置外部中斷1和0
IT0=1;
EX0=1;
IT1=1;
EX1=1;
EA = 1;
while(1)
{
if(hour1==0) //當時間的十分位為0不顯示
{
WR_595(T4[hour4]);
WR_595(T3[hour3]);
WR_595(T2[hour2]);
WR_595(0xff);
OUT_595();
}
else //當時間的十分位位1顯示
{
WR_595(T4[hour4]);
WR_595(T3[hour3]);
WR_595(T2[hour2]);
WR_595(T1[hour1]);
OUT_595();
}
}
}