第八届蓝桥杯省赛电子钟程序

ID:539930 · 发表于 2019-8-30 16:49

纯干货，持续更新

单片机源程序如下:

#include <STC15F2K60S2.H>
#include "ds18b20.h"
#include "ds1302.h"
#define uchar unsigned char
#define uint unsigned int
uchar code tab[]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xbf,0xff,0xc6};
uchar yi,er,san,si,wu,liu,qi,ba;
extern uchar shijian[];
uchar wendu;
uchar change;
char jia1=0,jia2=0,jia3=0;
uchar mode;
void allinit(void);
void keyscan(void);
void delay(uint tt);
void display1(uchar yi,uchar er);
void display2(uchar san,uchar si);
void display3(uchar wu,uchar liu);
void display4(uchar qi,uchar ba);
void main()
{
allinit();
DS_init();
while(1)
{
if(change==0)
{
DS_get();
yi=shijian[2]/10;er=shijian[2]%10;san=10;
si=shijian[1]/10;wu=shijian[1]%10;liu=10;
qi=shijian[0]/10;ba=shijian[0]%10;
}
else if(change==1)
{
DS_get();
yi=shijian[2]/10;er=shijian[2]%10;san=10;
si=shijian[1]/10;wu=shijian[1]%10;liu=10;
qi=shijian[0]/10;ba=shijian[0]%10;
if(shijian[0]%10%2==0)yi=11,er=11;
else if(shijian[0]%2%10!=0)yi=shijian[2]/10,er=shijian[2]%10;
}
else if(change==2)
{
DS_get();
yi=shijian[2]/10;er=shijian[2]%10;san=10;
si=shijian[1]/10;wu=shijian[1]%10;liu=10;
qi=shijian[0]/10;ba=shijian[0]%10;
if(shijian[0]%10%2==0)si=11,wu=11;
else if(shijian[0]%2%10!=0)si=shijian[1]/10,wu=shijian[1]%10;
}
else if(change==3)
{
DS_get();
yi=shijian[2]/10;er=shijian[2]%10;san=10;
si=shijian[1]/10;wu=shijian[1]%10;liu=10;
qi=shijian[0]/10;ba=shijian[0]%10;
if(shijian[0]%10%2==0)qi=11,ba=11;
else if(shijian[0]%2%10!=0)qi=shijian[0]/10,ba=shijian[0]%10;
}
if(change==4)
{
wendu=Tempget();
yi=11,er=11,san=11,si=11,wu=11;
liu=wendu/10;qi=wendu%10;ba=12;
if(P33==1)change=0;
}
keyscan();
display1(yi,er);
display2(san,si);
display3(wu,liu);
display4(qi,ba);
}
}
void allinit(void)
{
P2=0xa0;P0=0x00;
P2=0x80;P0=0xff;
P2=0xc0;P0=0xff;
P2=0xff;P0=0xff;
}
void delay(uint tt)
{
while(tt--);
}
void display1(uchar yi,uchar er)
{
P2=0xc0;P0=0x01;P2=0xff;P0=tab[yi];delay(1000);
P2=0xc0;P0=0x02;P2=0xff;P0=tab[er];delay(1000);
}
void display2(uchar san,uchar si)
{
P2=0xc0;P0=0x04;P2=0xff;P0=tab[san];delay(1000);
P2=0xc0;P0=0x08;P2=0xff;P0=tab[si];delay(1000);
}
void display3(uchar wu,uchar liu)
{
P2=0xc0;P0=0x10;P2=0xff;P0=tab[wu];delay(1000);
P2=0xc0;P0=0x20;P2=0xff;P0=tab[liu];delay(1000);
}
void display4(uchar qi,uchar ba)
{
P2=0xc0;P0=0x40;P2=0xff;P0=tab[qi];delay(1000);
P2=0xc0;P0=0x80;P2=0xff;P0=tab[ba];delay(1000);
P2=0xc0;P0=0xff;P2=0xff;P0=0xff;
}
void keyscan(void)
{
if(P30==0)
{
delay(10);
if(P30==0)
{
mode++;
change++;
if(change==4)change=0;
if(change==0)mode=0;
}
while(!P30);
}
else if(P31==0)
{
delay(10);
if(P31==0)
{
}
while(!P31);
}
else if(P32==0)
{
delay(10);
if(P32==0)
{
if(change==1)
{
shijian[2]++;DS_init();
}
else if(change==2)
{
shijian[1]++;DS_init();
}
else if(change==3)
{
shijian[0]++;DS_init();
}
}
while(!P32);
}
else if(P33==0)
{
delay(10);
if(P33==0)
{
if(mode==0)change=4;
if(mode!=0)
{
if(change==1)shijian[2]--,DS_init();
else if(change==2)shijian[2]--,DS_init();
else if(change==3)shijian[2]--,DS_init();
}
}
if((change==1)||(change==2)||(change==3))while(!P33);
}
}