The second game of the 12th Lanqiao Cup MCU Provincial Competition

Enterprise 2023-12-17 15:47:18 views: null

 

 

 

mian.c

#include <STC15F2K60S2.H>
#include <IIC.H> 

unsigned int dianya_set;
unsigned int freq_ne555_set;
void Device_ctrl(unsigned char p2date,unsigned char p0date)
{
		P0=p0date;
	  P2=P2&0X1F|p2date;
	  P2&=0X1F;
}

void write_24c02(unsigned char add,unsigned int  date)
{
		IIC_Start();
	  IIC_SendByte(0xa0);
	  IIC_WaitAck();
	  IIC_SendByte(add);
	  IIC_WaitAck();
		IIC_SendByte(date);
	  IIC_WaitAck();
		IIC_Stop();
}

unsigned int read_24c02(unsigned char add)
{
		unsigned int date;
	 
	  IIC_Start();
	  IIC_SendByte(0xa0);
	  IIC_WaitAck();
	  IIC_SendByte(add);
	  IIC_WaitAck();
	
		IIC_Start();
	  IIC_SendByte(0xa1);
	  IIC_WaitAck();
	  date=IIC_RecByte();
	  IIC_SendAck(1);
	  IIC_Stop();
	  
	  return date;
}
unsigned int ad_count;
unsigned int dianya;
unsigned char mode=1;
bit dianya_flag=1;
unsigned char read_ad(unsigned char add)
{
	  unsigned char date;
		IIC_Start();
	  IIC_SendByte(0x90);
	  IIC_WaitAck();
	  IIC_SendByte(add);
	  IIC_WaitAck();
	
		IIC_Start();
	  IIC_SendByte(0x91);
	  IIC_WaitAck();
	  date=IIC_RecByte();
	  IIC_SendAck(1);
	  IIC_Stop();
	
	  return date;
}

void ad_process()
{
		if(ad_count>10)
		{
			ad_count=0;
			 
			if(mode==1)
			{
				dianya=read_ad(0x01);
				dianya=dianya/51.0f*100;
			}
			if(mode==3)
			{
				dianya=read_ad(0x03);
				dianya=dianya/51.0f*100;
			}
		}
}
unsigned char smg_display[8];
unsigned char smg_du[]={0x3F,0x06,0x5B,0x4F,0x66,0x6D,0x7D,0x07,0x7F,0x6F};
unsigned int smg_count;
unsigned char display_mode;
unsigned int zhouqi;
unsigned int freq_ne555;
unsigned int ne555_count;
void Init_ne555()
{
		TMOD|=0x05;
	  TH0=0;
	  TL0=0;
	  TR0=1;
}

void  ne555_process()
{
		ne555_count++;
    if(ne555_count>1000)
		{
				ne555_count=0;
			  freq_ne555=(TH0<<8)|TL0;
			  TH0=0;
			  TL0=0;
		}
}
void smg_show()
{
		unsigned char i;
	  Device_ctrl(0xc0,0);
	  Device_ctrl(0xe0,~smg_display[i]);
	  Device_ctrl(0xc0,0x01<<i);
    i=(i+1)%8;
}

void smg_process()
{
		if(smg_count>3)
		{
			smg_count=0;
			
			if(display_mode==0)
			{
					smg_display[0]=0x71;
				  if(freq_ne555>999999)
					{
						smg_display[1]=smg_du[freq_ne555/1000000];
						smg_display[2]=smg_du[freq_ne555/100000%10];
						smg_display[3]=smg_du[freq_ne555/10000%10];
						
						smg_display[4]=smg_du[freq_ne555/1000%10];
						smg_display[5]=smg_du[freq_ne555/100%10];
						smg_display[6]=smg_du[freq_ne555/10%10];
						smg_display[7]=smg_du[freq_ne555%10];
					}
					else if(freq_ne555>99999)
					{
						smg_display[1]=0x00;
						smg_display[2]=smg_du[freq_ne555/100000];
						smg_display[3]=smg_du[freq_ne555/10000%10];
						
						smg_display[4]=smg_du[freq_ne555/1000%10];
						smg_display[5]=smg_du[freq_ne555/100%10];
						smg_display[6]=smg_du[freq_ne555/10%10];
						smg_display[7]=smg_du[freq_ne555%10];
					}
					else if(freq_ne555>9999)
					{
						smg_display[1]=0x00;
						smg_display[2]=0x00;
						smg_display[3]=smg_du[freq_ne555/10000];
						
						smg_display[4]=smg_du[freq_ne555/1000%10];
						smg_display[5]=smg_du[freq_ne555/100%10];
						smg_display[6]=smg_du[freq_ne555/10%10];
						smg_display[7]=smg_du[freq_ne555%10];
					}
					else if(freq_ne555>999)
					{
						smg_display[1]=0x00;
						smg_display[2]=0x00;
						smg_display[3]=0x00;
						
						smg_display[4]=smg_du[freq_ne555/1000];
						smg_display[5]=smg_du[freq_ne555/100%10];
						smg_display[6]=smg_du[freq_ne555/10%10];
						smg_display[7]=smg_du[freq_ne555%10];
					}
					else if(freq_ne555>99)
					{
						smg_display[1]=0x00;
						smg_display[2]=0x00;
						smg_display[3]=0x00;
						
						smg_display[4]=0x00;
						smg_display[5]=smg_du[freq_ne555/100];
						smg_display[6]=smg_du[freq_ne555/10%10];
						smg_display[7]=smg_du[freq_ne555%10];
					}
					else if(freq_ne555>9)
					{
						smg_display[1]=0x00;
						smg_display[2]=0x00;
						smg_display[3]=0x00;
						
						smg_display[4]=0x00;
						smg_display[5]=0x00;
						smg_display[6]=smg_du[freq_ne555/10];
						smg_display[7]=smg_du[freq_ne555%10];
					}
					else
					{
						smg_display[1]=0x00;
						smg_display[2]=0x00;
						smg_display[3]=0x00;
						
						smg_display[4]=0x00;
						smg_display[5]=0x00;
						smg_display[6]=0X00;
						smg_display[7]=smg_du[freq_ne555%10];
					}
				  
			}
			if(display_mode==1)
			{
				zhouqi=1000000/freq_ne555;
				smg_display[0]=0x37;
				if(zhouqi>999999)
				{
					smg_display[1]=smg_du[zhouqi/1000000];
					smg_display[2]=smg_du[zhouqi/100000%10];
					smg_display[3]=smg_du[zhouqi/10000%10];
					
					smg_display[4]=smg_du[zhouqi/1000%10];
					smg_display[5]=smg_du[zhouqi/100%10];
					smg_display[6]=smg_du[zhouqi/10%10];
					smg_display[7]=smg_du[zhouqi%10];
				}
				else if(zhouqi>99999)
				{
					smg_display[1]=0x00;
					smg_display[2]=smg_du[zhouqi/100000%10];
					smg_display[3]=smg_du[zhouqi/10000%10];
					
					smg_display[4]=smg_du[zhouqi/1000%10];
					smg_display[5]=smg_du[zhouqi/100%10];
					smg_display[6]=smg_du[zhouqi/10%10];
					smg_display[7]=smg_du[zhouqi%10];
				}
				else if(zhouqi>9999)
				{
					smg_display[1]=0x00;
					smg_display[2]=0x00;
					smg_display[3]=smg_du[zhouqi/10000%10];
					
					smg_display[4]=smg_du[zhouqi/1000%10];
					smg_display[5]=smg_du[zhouqi/100%10];
					smg_display[6]=smg_du[zhouqi/10%10];
					smg_display[7]=smg_du[zhouqi%10];
				}
				else if(zhouqi>999)
				{
					smg_display[1]=0x00;
					smg_display[2]=0x00;
					smg_display[3]=0x00;
					
					smg_display[4]=smg_du[zhouqi/1000%10];
					smg_display[5]=smg_du[zhouqi/100%10];
					smg_display[6]=smg_du[zhouqi/10%10];
					smg_display[7]=smg_du[zhouqi%10];
				}
				else if(zhouqi>99)
				{
					smg_display[1]=0x00;
					smg_display[2]=0x00;
					smg_display[3]=0x00;
					
					smg_display[4]=0x00;
					smg_display[5]=smg_du[zhouqi/100%10];
					smg_display[6]=smg_du[zhouqi/10%10];
					smg_display[7]=smg_du[zhouqi%10];
				}
				else if(zhouqi>9)
				{
					smg_display[1]=0x00;
					smg_display[2]=0x00;
					smg_display[3]=0x00;
					
					smg_display[4]=0x00;
					smg_display[5]=0x00;
					smg_display[6]=smg_du[zhouqi/10%10];
					smg_display[7]=smg_du[zhouqi%10];
				}
				else 
				{
					smg_display[1]=0x00;
					smg_display[2]=0x00;
					smg_display[3]=0x00;
					
					smg_display[4]=0x00;
					smg_display[5]=0x00;
					smg_display[6]=0x00;
					smg_display[7]=smg_du[zhouqi%10];
				}
			
			}
			
			if(display_mode==2)
			{
				smg_display[0]=0x3E;
				
				smg_display[1]=0x40;
				smg_display[2]=smg_du[mode];
				smg_display[3]=0x00;
				
				smg_display[4]=0x00;
				smg_display[5]=smg_du[dianya/100]|0x80;
				smg_display[6]=smg_du[dianya/10%10];
				smg_display[7]=smg_du[dianya%10];
			}
			 
		}
}

unsigned char Trig_btn;
unsigned char Cont_btn;
unsigned int key_count;

void key_btn()
{
		unsigned char readdate=P3^0XFF;
	  Trig_btn=readdate&(Cont_btn^readdate);
	  Cont_btn=readdate;
}

void key_process()
{
		if(key_count>=10)
		{
			key_count=0;
			
			key_btn();
			
			if(Trig_btn==0x08)
			{
				display_mode++;
				if(display_mode==3)
				{
						display_mode=0;
				}
			}
			
			if(Trig_btn==0x04)
			{
				dianya_flag=~dianya_flag;
				if(dianya_flag==1)
				{
						mode=1;
				}
				else
				{
						mode=3;
				}
			}
			
			if(Trig_btn==0x02)
			{
			    write_24c02(0,dianya);
				  dianya_set=read_24c02(0);
			}
			
			if(Trig_btn==0x01)
			{
					write_24c02(0x01,freq_ne555);
				 freq_ne555_set=read_24c02(0x01);
			}
		}
}

unsigned int led_count;
unsigned char led_ctrl=0xff;

void led_process()
{
		if(led_count>10)
		{
			led_count=0;
			 
			if(dianya>dianya_set)
			{
					led_ctrl&=~0X01;
			}
			else
			{
					led_ctrl|=0X01;
			}
			
			if(freq_ne555>freq_ne555_set)
			{
				 led_ctrl&=~0X02;
			}
			else
			{
				 led_ctrl|=0X02;
			}
			
			if(display_mode==0)
			{
				 led_ctrl&=~0X04;
			}
			else
			{
				led_ctrl|=0X04;
			}
			
			if(display_mode==1)
			{
				 led_ctrl&=~0X08;
			}
			else
			{
				led_ctrl|=0X08;
			}
			
			if(display_mode==2)
			{
				 led_ctrl&=~0X10;
			}
			else
			{
				led_ctrl|=0X10;
			}
			 Device_ctrl(0x80,led_ctrl);
		}
}
void Timer2Init()		//1毫秒@12.000MHz
{
	AUXR &= 0xFB;		//定时器时钟12T模式
	T2L = 0x18;		//设置定时初值
	T2H = 0xFC;		//设置定时初值
	AUXR |= 0x10;		//定时器2开始计时
	IE2|=0X04;
	EA=1;
}
					 
void main()
{
		Timer2Init();
	  Init_ne555();
	  Device_ctrl(0xa0,0x00);
	  Device_ctrl(0x80,0xff);
	  while(1)
		{
			smg_process();
			key_process();
			led_process();
			ad_process();
		}
}

void timer2service() interrupt 12
{
		smg_count++;
	  key_count++;
	  ad_count++;
	  smg_show();
	  led_count++;
	  ne555_process();
}

iic.c

#include "iic.h"

#define DELAY_TIME 5

//I2C总线内部延时函数
void IIC_Delay(unsigned char i)
{
    do{_nop_();}
    while(i--);        
}

//I2C总线启动信号
void IIC_Start(void)
{
    SDA = 1;
    SCL = 1;
    IIC_Delay(DELAY_TIME);
    SDA = 0;
    IIC_Delay(DELAY_TIME);
    SCL = 0;	
}

//I2C总线停止信号
void IIC_Stop(void)
{
    SDA = 0;
    SCL = 1;
    IIC_Delay(DELAY_TIME);
    SDA = 1;
    IIC_Delay(DELAY_TIME);
}

//发送应答或非应答信号
void IIC_SendAck(bit ackbit)
{
    SCL = 0;
    SDA = ackbit;  					
    IIC_Delay(DELAY_TIME);
    SCL = 1;
    IIC_Delay(DELAY_TIME);
    SCL = 0; 
    SDA = 1;
    IIC_Delay(DELAY_TIME);
}

//等待应答
bit IIC_WaitAck(void)
{
    bit ackbit;
	
    SCL  = 1;
    IIC_Delay(DELAY_TIME);
    ackbit = SDA;
    SCL = 0;
    IIC_Delay(DELAY_TIME);
    return ackbit;
}

//I2C总线发送一个字节数据
void IIC_SendByte(unsigned char byt)
{
    unsigned char i;

    for(i=0; i<8; i++)
    {
        SCL  = 0;
        IIC_Delay(DELAY_TIME);
        if(byt & 0x80) SDA  = 1;
        else SDA  = 0;
        IIC_Delay(DELAY_TIME);
        SCL = 1;
        byt <<= 1;
        IIC_Delay(DELAY_TIME);
    }
    SCL  = 0;  
}

//I2C总线接收一个字节数据
unsigned char IIC_RecByte(void)
{
    unsigned char i, da;
    for(i=0; i<8; i++)
    {   
    	SCL = 1;
	IIC_Delay(DELAY_TIME);
	da <<= 1;
	if(SDA) da |= 1;
	SCL = 0;
	IIC_Delay(DELAY_TIME);
    }
    return da;    
}

iic.h

#ifndef __IIC_H
#define __IIC_H

#include <STC15F2K60S2.H>
#include "intrins.h"

sbit SDA = P2^1;
sbit SCL = P2^0;

void IIC_Start(void); 
void IIC_Stop(void);  
bit IIC_WaitAck(void);  
void IIC_SendAck(bit ackbit); 
void IIC_SendByte(unsigned char byt); 
unsigned char IIC_RecByte(void); 

#endif

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