蓝桥杯单片机第十一届

Posted 2022-03-10 一心向月

全部文件：提取码：azxy

#include "STC15F2K60S2.h"
#include "intrins.h"
#include "iic.h"
typedef unsigned char u8;
typedef unsigned int u16;
sbit H3=P3^2;
sbit H4=P3^3;
sbit L3=P3^5;
sbit L4=P3^4;


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

u16 Rb2_V=0;
u16 Rb2_U=0;
u16 PP=0;
u16 NN=0;
u8 model=1;
u16 count=0;
u8 flag=0;
u16 num=0;
u8 null=0;

void delay(u16 i)

	while(i--);


void Timer0Init(void)		//5ms 12.000MHz

	AUXR |= 0x80;		
	TMOD &= 0xF0;		
	TL0 = 0xA0;		
	TH0 = 0x15;		
	TF0 = 0;		
	EA=1;
	


u8 aa;
void Service_T0() interrupt 1

	count++;
	if(count==1000)
	
		flag=1;
		count=0;
	


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;
	


void Init_system()

	Chan_hc573(5);
	P0=0x00;
	Chan_hc573(4);
	P0=0xff;


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;


void Smg_U_P_N()

	if(model==1)
	
		Smg_display(0,0xc1); 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[Rb2_V/100]+0x80); delay(1000);
		Smg_display(6,duan[(Rb2_V/10)%10]); delay(1000);
		Smg_display(7,duan[Rb2_V%10]); delay(1000);
		Close_smg();
	
	else if(model==2)
	
		Smg_display(0,0x8c); 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[PP/100]+0x80); delay(1000);
		Smg_display(6,duan[(PP/10)%10]); delay(1000);
		Smg_display(7,duan[PP%10]); delay(1000);
		Close_smg();
	
	else if(model==3)
	
		Smg_display(0,0xc8); delay(1000);
		Smg_display(1,duan[10]); delay(1000);
		Smg_display(2,duan[10]); delay(1000);
		Smg_display(3,duan[10]); delay(1000);
		if(NN>999)
		
			Smg_display(4,duan[(NN/1000)%10]); delay(1000);
		
		if(NN>99)
		
			Smg_display(5,duan[(NN/100)%10]); delay(1000);
		
		if(NN>9)
		
			Smg_display(6,duan[(NN/10)%10]); delay(1000);
		
		Smg_display(7,duan[NN%10]); delay(1000);
		Close_smg();
	


void Key_Down()

	H3=0;				
	H4=L3=L4=1;
	if(L3==0)				//S13
	
		delay(100);
		if(L3==0)
		
			while(L3==0)
			
				Smg_U_P_N();
			
			if(model==3)
			
				NN=0;
				null=0;
			
			else
			
				null++;
			
		
	
	else if(L4==0)			//S17
	
		delay(100);
		if(L4==0)
		
			while(L4==0)
			
				Smg_U_P_N();
			
			if(model==2)
			
				null=0;
				PP-=50;
				if(PP==-50)
				
					PP=500;
				
			
			else
			
				null++;
			
		
	
	H4=0;				
	H3=L3=L4=1;
	if(L3==0)				//S12
	
		delay(100);
		if(L3==0)
		
			while(L3==0)
			
				Smg_U_P_N();
			
			if(model==1)
			
				PP=Rb2_U;
			
			if(model==2)
			
				Rb2_U=PP;
				PP=PP/10;
				wire_eeprom(0x00,PP);
			
			null=0;
			model++;
			if(model==4)
			
				model=1;
			
		
	
	else if(L4==0)			//S16
	
		delay(100);
		if(L4==0)
		
			while(L4==0)
			
				Smg_U_P_N();
			
			if(model==2)
			
				null=0;
				PP+=50;
				if(PP==550)
				
					PP=0;
				
			
			else
			
				null++;
			
		
	


void Vp_Vain3()

	if(Rb2_V>Rb2_U)
	
		num=1;
		TR0=0;ET0=0;
		count=0;flag=0;
	
	if(Rb2_V<Rb2_U)
	
		TR0=1;ET0=1;
		if(num==1)
		
			NN++;
			num=0;
		
	


void LED()

	Chan_hc573(4);
	if(flag==1)
	

		P00=0;
	
	else
	
		P00=1;
	
	if(NN%2==1)
	
		P01=0;
	
	else
	
		P01=1;
	
	if(null>=3)
	
		P02=0;
	
	else
	
		P02=1;
	


void main()

	Init_system();
	Timer0Init();
	Rb2_U=read_eeprom(0x00)*10;
	while(1)
	
		Rb2_V=read_pcf8591(3)/0.51;
		LED();
		Vp_Vain3();
		Key_Down();
		Smg_U_P_N();