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#include "reg51.h"
#include "intrins.h"
#define uchar unsigned char //用于74HC595掃描的數(shù)組
#define uint unsigned int
#define GPIO_DIG P1
unsigned char code DIG_PLACE[8] = {
0xfe,0xfd,0xfb,0xf7,0xef,0xdf,0xbf,0x7f};//位選控制查表的方法控制
unsigned char code DIG_CODE[18] = {
0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,
0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,
0x3e,0x00};
//0、1、2、3、4、5、6、7、8、9、A、b、C、d、E、F、V的顯示碼
unsigned char DisplayData[4];
//用來存放要顯示的8位數(shù)的值
sbit K1=P0^0; // 1號(hào)選手按鍵
sbit K2=P0^1; // 2號(hào)選手按鍵
sbit K3=P0^2; // 3號(hào)選手按鍵
sbit K4=P0^3; // 4號(hào)選手按鍵
sbit K5=P0^4; // 5號(hào)選手按鍵
sbit K6=P0^5; // 6號(hào)選手按鍵
sbit K7=P0^6; // 7號(hào)選手按鍵
sbit K8=P0^7; // 8號(hào)選手按鍵
sbit start=P3^4;
sbit reset=P3^5;
sbit pass=P3^6;
sbit fail=P3^7;
sbit BEEP=P3^2;
sbit L1=P2^0;
sbit L2=P2^1;
sbit L3=P2^2;
sbit L4=P2^3;
sbit L5=P2^4;
sbit L6=P2^5;
sbit LE=P3^0;
uchar i,a,Sec,state,Sec2;
uchar count1=0;
uchar count2=0;
uchar count3=0;
uchar count4=0;
uchar count5=0;
uchar count6=0;
uchar count7=0;
uchar count8=0;
void DigDisplay()
{
unsigned int j;
L1=0;
L2=1;
L3=1;
L4=1;
L5=1;
L6=1;
GPIO_DIG = DisplayData[0]; //發(fā)送段碼
j = 1000; //掃描間隔時(shí)間設(shè)定
while(j--);
L1=1; //消隱
L2=1;
L3=1;
L4=1;
L5=1;
L6=1;
L1=1;
L2=0;
L3=1;
L4=1;
L5=1;
L6=1;
GPIO_DIG = DisplayData[1]; //發(fā)送段碼
j = 1000; //掃描間隔時(shí)間設(shè)定
while(j--);
L1=1; //消隱
L2=1;
L3=1;
L4=1;
L5=1;
L6=1;
L1=1;
L2=1;
L3=0;
L4=1;
L5=1;
L6=1;
GPIO_DIG = DisplayData[2]; //發(fā)送段碼
j = 1000; //掃描間隔時(shí)間設(shè)定
while(j--);
L1=1; //消隱
L2=1;
L3=1;
L4=1;
L5=1;
L6=1;
L1=1;
L2=1;
L3=1;
L4=0;
L5=1;
L6=1;
GPIO_DIG = DisplayData[3]; //發(fā)送段碼
j = 1000; //掃描間隔時(shí)間設(shè)定
while(j--);
L1=1; //消隱
L2=1;
L3=1;
L4=1;
L5=1;
L6=1;
L1=1;
L2=1;
L3=1;
L4=1;
L5=0;
L6=1;
GPIO_DIG = DisplayData[4]; //發(fā)送段碼
j = 1000; //掃描間隔時(shí)間設(shè)定
while(j--);
L1=1; //消隱
L2=1;
L3=1;
L4=1;
L5=1;
L6=1;
L1=1;
L2=1;
L3=1;
L4=1;
L5=1;
L6=0;
GPIO_DIG = DisplayData[5]; //發(fā)送段碼
j = 1000; //掃描間隔時(shí)間設(shè)定
while(j--);
L1=1; //消隱
L2=1;
L3=1;
L4=1;
L5=1;
L6=1;
}
void Delay(unsigned int i)
{
char j;
for(i; i > 0; i--)
for(j = 200; j > 0; j--);
}
void BUZZER()
{
uint t;
for(t=0;t<600;t++)
{
BEEP= 1;
Delay(50);
BEEP= 0;
Delay(50);
}
}
void main()
{
LE=1;
Sec=20;
Sec2=20;
GPIO_DIG = 0x00;
TMOD=0x11; //定時(shí)器0方式1
TH0=(65536-50000)/256; //定時(shí)器0：50ms
TL0=(65536-50000)%256;
TH1=(65536-50000)/256; //恢復(fù)定時(shí)器1初值
TL1=(65536-50000)%256;
EA=1;
//ET0=1;TR0=1;
//ET1=1;TR1=1;
while (1)
{
/*
DisplayData[0] = DIG_CODE[1];
DisplayData[1] = DIG_CODE[2];
DisplayData[2] = DIG_CODE[3];
DisplayData[3] = DIG_CODE[4];
DisplayData[4] = DIG_CODE[5];
DisplayData[5] = DIG_CODE[6];
*/
//DigDisplay();
//BUZZER();
if(start==0)
{
Sec=20;
Sec2=20;
ET0=1;TR0=1;
state=1;
}
while(state==1)
{
if(Sec!=0)
{
if(K1==0)
{
DisplayData[0] = DIG_CODE[1];
BUZZER();
ET0=0;TR0=0;
ET1=1;TR1=1;
state=0;
while(1)
{
if(Sec2==0) //計(jì)時(shí)到0，視為回答錯(cuò)誤扣一分
{
count1--;
DisplayData[2] = DIG_CODE[count1/10%10];
DisplayData[3] = DIG_CODE[count1%10];
state=2;
break;
}
if(pass==0) //回答正確加一分
{
count1++;
DisplayData[2] = DIG_CODE[count1/10%10];
DisplayData[3] = DIG_CODE[count1%10];
state=2;
break;
}
if(fail==0) //回答錯(cuò)誤扣一分
{
count1--;
DisplayData[2] = DIG_CODE[count1/10%10];
DisplayData[3] = DIG_CODE[count1%10];
state=2;
……………………
…………限于本文篇幅余下代碼請(qǐng)從51黑下載附件…………

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