日志
STC15W408AS@四位数码管
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/********************SU**************************/
/****************QQ774145445*********************/
/***********STC15W408AS@四位数码管***************/
#include<stc15.h>
#define B0 0x01
#define B1 0x02
#define B2 0x04
#define B3 0x08
#define B4 0x10
#define B5 0x20
#define B6 0x40
#define B7 0x80
sbit a =P1^1;
sbit b =P1^0;
sbit c =P3^7;
sbit d =P3^6;
sbit e =P3^5;
sbit f =P3^4;
sbit g =P3^3;
sbit h =P3^2;
sbit yi =P1^5;
sbit er =P1^6;
sbit san =P1^7;
sbit si =P5^4;
sbit jiechuqi =P5^5;
sbit tantou =P1^4;
void chushihua();
void yanshi(unsigned char xa);
void yanshi1();
void xianshi(unsigned char shuju);
//void tantoujiance();
unsigned char zi[]={
0x03,0x9f,0x25,0x0d,0x99,0x49,
0x41,0x1f,0x01,0x09,0xff};
unsigned char fen,miao,miaoa,haomiao,zhuangtai,dian;
void main()
{
//unsigned char aa;
chushihua();
for(;;)
{
//tantoujiance();
yanshi1();
}
}
void yanshi1()
{
unsigned char yaa,yab;
yi=0;er=1;san=1;si=1;
yaa=fen/10%10;
yab=zi[yaa];
xianshi(yab);
yanshi(20);
yi=1;er=0;san=1;si=1;
yaa=fen/1%10;
yab=zi[yaa];
xianshi(yab);
yanshi(20);
yi=1;er=1;san=0;si=1;
yaa=miao/10%10;
yab=zi[yaa];
xianshi(yab);
yanshi(20);
//while(1);
yi=1;er=1;san=1;si=0;
yaa=miao/1%10;
yab=zi[yaa];
xianshi(yab);
yanshi(20);
}
void yanshi(unsigned char xa)
{
unsigned char xb;
for(xa;xa>0;xa--)
{
for(xb=40;xb>0;xb--);
}
}
void xianshi(unsigned char shuju)
{
if(shuju&B7)a=1;else{a=0;}
if(shuju&B6)b=1;else{b=0;}
if(shuju&B5)c=1;else{c=0;}
if(shuju&B4)d=1;else{d=0;}
if(shuju&B3)e=1;else{e=0;}
if(shuju&B2)f=1;else{f=0;}
if(shuju&B1)g=1;else{g=0;}
if(shuju&B0)h=1;else{h=0;}
}
/*void tantoujiance()
{
tantou=1;
yanshi(1);
if(tantou==1)
{
jiechuqi=1;
}
if(tantou==0)
{
jiechuqi=0;
}
tantou=0;
yanshi(1);
}*/
void chushihua()
{
AUXR |= 0x80; //定时器时钟1T模式
TMOD &= 0xF0; //设置定时器模式
TL0 = 0xAE; //设置定时初值
TH0 = 0xFB; //设置定时初值
TF0 = 0; //清除TF0标志
TR0 = 1; //定时器0开始计时
ET0 = 1; //使能定时器0中断
EA = 1;
P5M1 &=~B5;
P5M0 |=B5;
fen=15;
miao=66;
}
void mmm() interrupt 1
{
haomiao++;
if(tantou==0)
{jiechuqi=0;}
if(haomiao==5)
{
miaoa=1;
}
if(haomiao==10)
{
haomiao=0;
miaoa=0;
miao++;
if(miao==60)
{
miao=0;
fen++;
if(fen==15)
{
fen=0;
jiechuqi=0;
}
}
}
}
