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#include<reg51.h>
#include<intrins.h>
#define uchar unsigned char
#define uint unsigned int
sbit M0=P3^0;
sbit M1=P3^1;
sbit M2=P3^2;
sbit M3=P3^3;
sbit sw0=P3^6;
sbit sw1=P3^7;
sbit key0=P1^0;
sbit key1=P1^1;
sbit f=P3^4;
uchar Speed=1;
uchar m;
uchar t=0;
uchar n=0;
uchar Date=0;
uchar Ledplay[6];
uchar bn=0;
uchar code SEG7[]={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x38,0x77,0x40,0x00};
uchar code Scan_bit[]={0xfe,0xfd,0xfb,0xf7,0xef,0xdf};
uchar data Dis_buf[]={0,0,10,10,10,10};
uchar z;
void Delayxms(uint t)
{
unsigned char i,j,k;
for(k=0;k<t;k++)
{
_nop_();
_nop_();
_nop_();
i = 11;
j = 190;
do
{
while (--j);
} while (--i);
}
}
void Delay1us(uchar t)
{
uchar i;
for(i=0;i<t;i++)
{
_nop_();
_nop_();
_nop_();
}
}
void display(void)
{
uchar i;
for(i=0;i<6;i++)
{
P2=0xff; //全部數碼管位選失能
P0=SEG7[Dis_buf[i]]; //第i個數碼管顯示
P2= Scan_bit[i];
Delayxms(1);
}
}
void Timer0_init(void)
{
TMOD=0x51;
TH0=(65535-50000)/256;
TL0=(65535-50000)%256;
EA=1;
ET0=1;
TR0= 1;
}
uchar cnt=100;
void Timer0_int(void) interrupt 1 using 1
{
t++;
TH0=(65535-50000)/256;
TL0=(65535-50000)%256;
if(t==20)
{
t=0;
Date=n;
n=0;
cnt--;
if(cnt==0)
{
while(1)
{
f=0;
f=1;
}
}
}
if(key0==0)
{
Delayxms(10);
if(key0==0)
{
Speed++;
if(Speed>20)
{
Speed=20;
}
}
while(key0==0);
}
if(key1==0)
{
Delayxms(10);
if(key1==0)
{
Speed--;
if(Speed==0)
{
Speed=1;
}
}
while(key1==0);
}
}
void delay()
{
uchar i=5+Speed;
while(--i!=0)
{
Dis_buf[0]=13;
Dis_buf[1]=cnt%10;
Dis_buf[2]=cnt/10;
Dis_buf[3]=12;
Dis_buf[4]=Speed%10;
Dis_buf[5]=Speed/10;
display();
}
}
void R_rotation()
{
M3=0;
M0=1;
delay();
n++;
M0=0;
M1=1;
delay();
n++;
M1=0;
M2=1;
delay();
n++;
M2=0;
M3=1;
delay();
n++;
}
/*void F_rotation()
{
M0=0;
M3=1;
delay();
n++;
M3=0;
M2=1;
delay();
n++;
M2=0;
M1=1;
delay();
n++;
M1=0;
M0=1;
delay();
n++;
}*/
void main()
{ int flag = 0;
Timer0_init();
while(1)
{
if(flag == 1)
R_rotation();
if(sw1==0)
{
cnt=10;
flag = 1;
}
if(sw0==0)
{
cnt=20;
flag=1;
}
}
}

復制代碼

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