AT89C51单片机程序

{
ch451_write(display[0]+0);
}
}
else if(!stop_flag)
{
ch451_write(display[0]+BCD[miaoge]);
}
}
void key_Recognize()
{
switch(ch451_key)
//beep=~beep;
miaoge++;
}
}
else if(stop_flag)
{
timecount=0;
ss_flag=~ss_flag;
}
}
}
void ch451_inter() interrupt 3
{
#include<reg52.h>
#include"ch451.h"
sbit beep=P2^6;
uchar timecount=0;
uint count;
extern uchar shishi,shige,fenshi,fenge,miaoshi,miaoge;
extern bit stop_flag,ss_flag;
num=1;
}break;
case 0x49: delay(65000);
num--;
if(num<1)
{
num=6;
}
break;
case 0x43:delay(65000);
//*****************************************************
//定义一无符号整型变量存储12字节的命令字。
void ch451_write(uint command)
{
uchar i;
TR1=0;
ch451_load=0; //命令开始
{
ch451_write(display[1]+BCD[miaoshi]);
}
else if((num==2)&&(ss_flag==1))
{
ch451_write(display[1]+0);
}
Hale Waihona Puke } else if(!stop_flag)
{
ch451_write(display[1]+BCD[miaoshi]);
}
//ch451_write(display[1]+BCD[shige]|0x01);
if(stop_flag)
{
if((num!=4)||(ss_flag==0))
{
ch451_write(display[4]+BCD[fenshi]);
}
else if((num==4)&&(ss_flag==1))
ch451_write(CH451_TWINKLE); //设置闪烁控制——正常显示
ch451_init();
timer0count_init();
while(1)
{
key_Recognize();
time_dispose();
smg_Display();
{
miaoshi++;
}break;
case 3:if(fenge<9)
{
fenge++;
if(stop_flag)
{
if((num!=6)||(ss_flag==0))
{
ch451_write(display[7]+BCD[shishi]);
}
else if((num==6)&&(ss_flag==1))
{
ch451_write(display[7]+0);
Get_keyValue();
TL1=1; //装载计数初值
TH1=200;
}
#include"ch451.h"
#include<reg52.h>
sbit ch451_dclk=P3^4; //串行数据时钟上升延激活
if(stop_flag)
{
switch(num)
{
case 1:if(miaoge<9)
{
miaoge++;
}break;
case 2:if(miaoshi<5)
}
}
else if(!stop_flag)
{
ch451_write(display[7]+BCD[shishi]);
}
//ch451_write(display[0]+BCD[shishi]);
if(stop_flag)
{
if((num!=5)||(ss_flag==0))
PT1=0; //设置低优先级
TL1=1; //装载计数初值
TH1=200; //此计数初值用来调试
}
void timer0count_init()
{
ET0=1;
TR0=1;
TH0=0x08;
TL0=0x00;
}
}
else if(!stop_flag)
{
ch451_write(display[3]+BCD[fenge]);
}
//ch451_write(display[3]+BCD[fenge]|0x01);
if(stop_flag)
{
if((num!=2)||(ss_flag==0))
}
//ch451_write(display[4]+BCD[miaoshi]);
if(stop_flag)
{
if((num!=1)||(ss_flag==0))
{
ch451_write(display[0]+BCD[miaoge]);
}
else if((num==1)&&(ss_flag==1))
uchar shishi,shige,fenshi,fenge,miaoshi,miaoge;
bit stop_flag=0,ss_flag=0;
uchar num=1;
void delay(uint i)
{
while(--i);
}
void time_dispose()
{
if(miaoge>9)
{
case 0x40:delay(65000);num=1;stop_flag=~stop_flag;
break;
case 0x48: delay(65000);
num++;
if(num>6)
{
shige++;
if(shige>4)
{
shige=0;
shishi++;
if(shishi>2)
{
shishi=0;
}
}
}
}
}
}
}
void ch451_init()
}
ch451_load=1; //上升沿加载数据
TR1=1;
}
void smg_Display()
{
ch451_write(display[2]+0x40);
ch451_write(display[5]+0x40);
for(i=0;i<12;i++)
{ //送入12位数据，低位在前
ch451_din=command&1;
ch451_dclk=0;
command>>=1;
ch451_dclk=1; //上升沿有效
{
ch451_write(display[6]+BCD[shige]);
}
else if((num==5)&&(ss_flag==1))
{
ch451_write(display[6]+0);
}
}
else if(!stop_flag)
{
ch451_write(display[6]+BCD[shige]);
{
miaoge=0;
miaoshi++;
if(miaoshi>5)
{
miaoshi=0;
fenge++;
if(fenge>9)
{
fenge=0;
fenshi++;
if(fenshi>5)
{
fenshi=0;
sbit ch451_din=P3^3; // 串行数据输出，接CH451的数据输人
sbit ch451_load=P2^3; //串行命令加载，上升延激活
sbit ch451_dout=P2^2; //键值数据输入，接ch451数据输入
{
ch451_din=0; //先低后高，选择4线输入
ch451_din=1;
TMOD=0x11; //设置定时器T1工作在16位计时状态
EA=1; //开中断总开关