[嵌入式]蓝桥杯单片机第八届

全部文件：提取码：azxy

#include "STC15F2K60S2.h"
#include "ds1302.h"
#include "onewire.h"
typedef unsigned char u8;
typedef unsigned int u16;
sbit S4=P3^3;
sbit S5=P3^2;
sbit S6=P3^1;
sbit S7=P3^0;

extern unsigned char Time[3];

//					0	 1	  2	   3    4    5    6    7    8    9  熄灭  —	//
u8 code duan[12]={0xc0,0xf9,0xa4,0xb0,0x99,0x92,0x82,0xf8,0x80,0x90,0xff,0xbf};

u8 sz[3];
u8 Time1[3]={0x00,0x00,0x00};
u8 nz[3];
u8 time_t=0;
u8 clock=0;
u16 temp=0;
u8 clock_flag=0;
u8 count=0;
u8 count1=0;

void delay(u16 i)
{
	while(i--);
}
void Chan_hc573(chose);
void Timer0Init(void)		//5ms 12.000MHz
{
	AUXR |= 0x80;		
	TMOD &= 0xF0;		
	TL0 = 0xA0;		
	TH0 = 0x15;		
	TF0 = 0;
	ET0=1;
}

void Service_T0() interrupt 1
{
	count++;
	if(count==40)
	{
		count1++;
		count=0;
	}
	if(count1%2==1)
	{
		clock_flag=1;
	}
	else
	{
		clock_flag=0;
	}
}

//===========================选择锁存器=======================//
void Chan_hc573(chose)
{
	switch(chose)
	{
		case 4:
			P2 = (P2 & 0x1f) | 0x80; break;
		case 5:
			P2 = (P2 & 0x1f) | 0xa0; break;
		case 6:
			P2 = (P2 & 0x1f) | 0xc0; break;
		case 7:
			P2 = (P2 & 0x1f) | 0xe0; break;
		case 0:
			P2 = (P2 & 0x1f) | 0x00; break;
	}
}

void Init_system()
{
	Chan_hc573(5);
	P0=0x00;
	Chan_hc573(4);
	P0=0xff;
}
//==========================数码管设置======================//
void Smg_display(u8 com,u8 dat)
{
	Chan_hc573(7);
	P0=0xff;
	Chan_hc573(6);
	P0=0x01<<com;
	Chan_hc573(7);
	P0=dat;
}

void Close_smg()
{
	Chan_hc573(6);
	P0=0x00;
	Chan_hc573(7);
	P0=0xff;
}
//==========================数码管显示界面======================//
void Time_display()
{
	if(time_t==0&&clock==0&&S4==1)
	{
		Smg_display(0,duan[Time[0]/16]); delay(1000);
		Smg_display(1,duan[Time[0]%16]); delay(1000);
		Smg_display(2,duan[11]); delay(1000);
		Smg_display(3,duan[Time[1]/16]); delay(1000);
		Smg_display(4,duan[Time[1]%16]); delay(1000);
		Smg_display(5,duan[11]); delay(1000);
		Smg_display(6,duan[Time[2]/16]); delay(1000);
		Smg_display(7,duan[Time[2]%16]); delay(1000);
		Close_smg();
	}
	else if(time_t==1&&clock==0)
	{
		if(Time[2]%16%2==1)
		{
			Smg_display(0,duan[sz[0]/10]); delay(1000);
			Smg_display(1,duan[sz[0]%10]); delay(1000);
		}
		else
		{
			Smg_display(0,duan[10]); delay(1000);
			Smg_display(1,duan[10]); delay(1000);
		}
		Smg_display(2,duan[11]); delay(1000);
		Smg_display(3,duan[sz[1]/10]); delay(1000);
		Smg_display(4,duan[sz[1]%10]); delay(1000);
		Smg_display(5,duan[11]); delay(1000);
		Smg_display(6,duan[sz[2]/10]); delay(1000);
		Smg_display(7,duan[sz[2]%10]); delay(1000);
		Close_smg();
	}
	else if(time_t==2&&clock==0)
	{
		if(Time[2]%16%2==1)
		{
			Smg_display(3,duan[sz[1]/10]); delay(1000);
			Smg_display(4,duan[sz[1]%10]); delay(1000);
		}
		else
		{
			Smg_display(3,duan[10]); delay(1000);
			Smg_display(4,duan[10]); delay(1000);
		}
		Smg_display(2,duan[11]); delay(1000);
		Smg_display(0,duan[sz[0]/10]); delay(1000);
		Smg_display(1,duan[sz[0]%10]); delay(1000);
		Smg_display(5,duan[11]); delay(1000);
		Smg_display(6,duan[sz[2]/10]); delay(1000);
		Smg_display(7,duan[sz[2]%10]); delay(1000);
		Close_smg();
	}
	else if(time_t==3&&clock==0)
	{
		if(Time[2]%16%2==1)
		{
			Smg_display(6,duan[sz[2]/10]); delay(1000);
			Smg_display(7,duan[sz[2]%10]); delay(1000);
		}
		else
		{
			Smg_display(6,duan[10]); delay(1000);
			Smg_display(7,duan[10]); delay(1000);
		}
		Smg_display(2,duan[11]); delay(1000);
		Smg_display(3,duan[sz[1]/10]); delay(1000);
		Smg_display(4,duan[sz[1]%10]); delay(1000);
		Smg_display(5,duan[11]); delay(1000);
		Smg_display(0,duan[sz[0]/10]); delay(1000);
		Smg_display(1,duan[sz[0]%10]); delay(1000);
		Close_smg();
	}
	else if(time_t==0&&clock==1)
	{
		if(Time[2]%16%2==1)
		{
			Smg_display(0,duan[nz[0]/10]); delay(1000);
			Smg_display(1,duan[nz[0]%10]); delay(1000);
		}
		else
		{
			Smg_display(0,duan[10]); delay(1000);
			Smg_display(1,duan[10]); delay(1000);
		}
		Smg_display(2,duan[11]); delay(1000);
		Smg_display(3,duan[nz[1]/10]); delay(1000);
		Smg_display(4,duan[nz[1]%10]); delay(1000);
		Smg_display(5,duan[11]); delay(1000);
		Smg_display(6,duan[nz[2]/10]); delay(1000);
		Smg_display(7,duan[nz[2]%10]); delay(1000);
		Close_smg();
	}
	else if(time_t==0&&clock==2)
	{
		if(Time[2]%16%2==1)
		{
			Smg_display(3,duan[nz[1]/10]); delay(1000);
			Smg_display(4,duan[nz[1]%10]); delay(1000);
		}
		else
		{
			Smg_display(3,duan[10]); delay(1000);
			Smg_display(4,duan[10]); delay(1000);
		}
		Smg_display(2,duan[11]); delay(1000);
		Smg_display(0,duan[nz[0]/10]); delay(1000);
		Smg_display(1,duan[nz[0]%10]); delay(1000);
		Smg_display(5,duan[11]); delay(1000);
		Smg_display(6,duan[nz[2]/10]); delay(1000);
		Smg_display(7,duan[nz[2]%10]); delay(1000);
		Close_smg();
	}
	else if(time_t==0&&clock==3)
	{
		if(Time[2]%16%2==1)
		{
			Smg_display(6,duan[nz[2]/10]); delay(1000);
			Smg_display(7,duan[nz[2]%10]); delay(1000);
		}
		else
		{
			Smg_display(6,duan[10]); delay(1000);
			Smg_display(7,duan[10]); delay(1000);
		}
		Smg_display(2,duan[11]); delay(1000);
		Smg_display(3,duan[nz[1]/10]); delay(1000);
		Smg_display(4,duan[nz[1]%10]); delay(1000);
		Smg_display(5,duan[11]); delay(1000);
		Smg_display(0,duan[nz[0]/10]); delay(1000);
		Smg_display(1,duan[nz[0]%10]); delay(1000);
		Close_smg();
	}
	else if(time_t==0&&clock==0&&S4==0)
	{
		Smg_display(0,duan[10]); delay(1000);
		Smg_display(1,duan[10]); delay(1000);
		Smg_display(2,duan[10]); delay(1000);
		Smg_display(3,duan[10]); delay(1000);
		Smg_display(4,duan[10]); delay(1000);
		Smg_display(5,duan[temp/10]); delay(1000);
		Smg_display(6,duan[temp%10]); delay(1000);
		Smg_display(7,0xc6); delay(1000);
		Close_smg();
	}
}




void Key_Down()
{
	if(S7==0)
	{
		delay(100);
		if(S7==0)
		{
			while(S7==0)
			{
				Time_display();
			}
			if(time_t==0)
			{
				sz[0]=(Time[0]/16)*10+(Time[0]%16);
				sz[1]=(Time[1]/16)*10+(Time[1]%16);
				sz[2]=(Time[2]/16)*10+(Time[2]%16);
			}
			if(EA==0)
			{
			time_t++;
			}
			TR0=0;EA=0;count1=0;
			clock=0;
			clock_flag=0;
			if(time_t==4)
			{
				Time[0]=(sz[0]/10)*16+(sz[0]%10);
				Time[1]=(sz[1]/10)*16+(sz[1]%10);
				Time[2]=(sz[2]/10)*16+(sz[2]%10);
				DS1302_Init();
				time_t=0;
			}
		}
	}
	if(S6==0)
	{
		delay(100);
		if(S6==0)
		{
			while(S6==0)
			{	
				Time_display();
			}
			if(clock==0)
			{
				nz[0]=(Time1[0]/16)*10+(Time1[0]%16);
				nz[1]=(Time1[1]/16)*10+(Time1[1]%16);
				nz[2]=(Time1[2]/16)*10+(Time1[2]%16);
			}
			if(EA==0)
			{
				clock++;
			}
			TR0=0;EA=0;count1=0;
			time_t=0;
			clock_flag=0;
			if(clock==4)
			{
				Time1[0]=(nz[0]/10)*16+(nz[0]%10);
				Time1[1]=(nz[1]/10)*16+(nz[1]%10);
				Time1[2]=(nz[2]/10)*16+(nz[2]%10);
				clock=0;
			}
		}
	}
	if(S5==0)
	{
		delay(100);
		if(S5==0)
		{
			while(S5==0)
			{
				Time_display();
			}
			TR0=0;EA=0;count1=0;
			clock_flag=0;
			if(time_t==1)
			{
				sz[0]++;
				if(sz[0]==24)
				{
					sz[0]=0;
				}
			}
			else if(time_t==2)
			{
				sz[1]++;
				if(sz[1]==60)
				{
					sz[1]=0;
				}
			}
			else if(time_t==3)
			{
				sz[2]++;
				if(sz[2]==60)
				{
					sz[2]=0;
				}
			}
			else if(clock==1)
			{
				nz[0]++;
				if(nz[0]==24)
				{
					nz[0]=0;
				}
			}
			else if(clock==2)
			{
				nz[1]++;
				if(nz[1]==60)
				{
					nz[1]=0;
				}
			}
			else if(clock==3)
			{
				nz[2]++;
				if(nz[2]==60)
				{
					nz[2]=0;
				}
			}
		}
	}
	if(S4==0)
	{
		delay(100);
		if(S4==0)
		{
			while(S4==0)
			{
				Time_display();
				temp=read_temp();
			}
			TR0=0;EA=0;count1=0;
			clock_flag=0;
			if(time_t==1)
			{
				sz[0]--;
				if(sz[0]==-1)
				{
					sz[0]=23;
				}
			}
			else if(time_t==2)
			{
				sz[1]--;
				if(sz[1]==-1)
				{
					sz[1]=59;
				}
			}
			else if(time_t==3)
			{
				sz[2]--;
				if(sz[2]==-1)
				{
					sz[2]=59;
				}
			}
			else if(clock==1)
			{
				nz[0]--;
				if(nz[0]==-1)
				{
					nz[0]=23;
				}
			}
			else if(clock==2)
			{
				nz[1]--;
				if(nz[1]==-1)
				{
					nz[1]=59;
				}
			}
			else if(clock==3)
			{
				nz[2]--;
				if(nz[2]==-1)
				{
					nz[2]=59;
				}
			}
		}
	}
}

void Time_Clock()
{
	if(Time[0]==Time1[0]&&Time[1]==Time1[1]&&Time[2]==Time1[2])
	{
		TR0=1;EA=1;
	}
}

void LED()
{
	if(clock_flag==1)
	{
		Chan_hc573(4);
		P0 = (P0 & 0xfe) | 0x00;
	}
	else
	{
		Chan_hc573(4);
		P0 = (P0 & 0xfe) | 0x01;
	}
	if(count1==25)
	{
		TR0=0;
		EA=0;
		count=0;
		count1=0;
		clock_flag=0;
	}
}

void main()
{
	Init_system();
	DS1302_Init();
	Timer0Init();	
	temp=read_temp();
	while(1)
	{
		LED();
		Key_Down();
		Time_Clock();
		DS1302_read();
		Time_display();
	}
}