SmartBike/IRIN.c

#include "IRIN.h"
#include "i2c.h"

uint mileage = 0;
uint count=0;	  
uchar ms=0;
uint speed=0;
uint r_s=0;

extern uchar play;
extern uint Seep_model;
extern struct UserInfo usr;
extern uchar model;

void delay11(int i)
{
	while(i--);	
}

void IRIN_Init(void)
{
   TMOD=0x01 | 0x20;
   TH0=0XFc;
   TL0=0X18;
   ET0=1;
   TR0=1;
   EA=1;
   EX1=1;
   IT1=1;
}

void display()
{
	// 显示速度
	LcdWriteCom(0x80 + 2);
	LcdWriteData(0x30+speed/100%10);
	LcdWriteData(0x30+speed/10%10);
	LcdWriteData(0x30+speed%10);

	// 显示里程
	LcdWriteCom(0x80 + 8);
	LcdWriteData(0x30+mileage/1000%10);
	LcdWriteData(0x30+mileage/100%10);
	LcdWriteData(0x30+mileage/10%10);
	LcdWriteData(0x30+mileage%10);
	LcdWriteData('m');

	LcdWriteCom(0x80 + 14);
	if(Seep_model == 0) LcdWriteData('N');
	else if(Seep_model == 1) LcdWriteData('L');
	else if(Seep_model == 2) LcdWriteData('M');
	else if(Seep_model == 3) LcdWriteData('H');
	
	// 显示目标里程
	LcdWriteCom(0x80 + 0x40);
	LcdWriteData(0x30+usr.target_mileage/1000%10);
	LcdWriteData(0x30+usr.target_mileage/100%10);
	LcdWriteData(0x30+usr.target_mileage/10%10);
	LcdWriteData(0x30+usr.target_mileage%10);
	LcdWriteData('m');
	
	LcdWriteCom(0x80 + 0x40 + 8);
	LcdWriteData(0x30+usr.Remaining_mileage/1000%10);
	LcdWriteData(0x30+usr.Remaining_mileage/100%10);
	LcdWriteData(0x30+usr.Remaining_mileage/10%10);
	LcdWriteData(0x30+usr.Remaining_mileage%10);
	LcdWriteData('m');

	 LcdWriteCom(0x80 + 0x40 + 14);
	 if(model == 0) LcdWriteData('D');
	 else LcdWriteData('S');
}

void Key_scan(){
	if(k1==0){
		delay11(1000);  
		if(k1==0){
			Seep_model++;
			if(Seep_model >= 4) Seep_model = 0;
		}
		while(!k1);
	}
}

void time0() interrupt 1	
{
	static int time = 0;
	TH0=0XFc;
	TL0=0X18;
	time++;	
	pwm_out_right_moto();
	if(time >= 500){
		EX1=0;
		time = 0;		 
		r_s = count * 3 / 20;	 	 // 500ms计算一次  求每秒钟的圈数,珊格数为20  r_s = count * 2 / 20 						
		speed= (r_s * 6) * 2;
		mileage = mileage + (count / 20 * 3);
		if(mileage > 9999) mileage = 9999;
		count=0;
		EX1 = 1;
	}
}

void int1() interrupt 2 
{
	count++;			
}