init.c

air-contronin controning air in or out,big or small check the temprature.

#include "MATH.H"
#include "STC12.H"
#include "function.h"
#include "pin.h"
#include "evariable.h"

void init(void)
{
 	
	
//	delay2(1000);
	MCU_INIT();
	k_pw=0;
	switch_5v=0;
	//store character address
	sear_dpl();
  	//close display
//	lcd_commd=0xae;
//	LCD_WriteIR1();
	//close display
//	lcd_commd=0xae;
//	LCD_WriteIR2();
  	EA=1;
}

void MCU_INIT(void)
{
	 unsigned char flag1,flag2;
	//PCA
	CCON=0;
//	CMOD|=0x00;// ECF=1;PCA Clok=Fosc/12
//	CMOD|=0x02;// ECF=0;PCA Clok=Fosc/2
	//PCA1
	CCAPM1|=0x11;//CAPP2=1;ECCF2=1;下降沿触发中断
	//PCA3
   	CCAPM3|=0x11;//CAPP3=1;ECCF3=1;下降沿触发中断
	//PCA0 used as Time to 27ms per a time
	CCAP0H=0x46;
	CCAP0L=0x82;
	CCAPM0|=0x49;//ECOM0=1,MAT0=1,ECCF0=1
	CR=1;
	//active the PCA
	EPCA_LVD=1;
	CH=0;
	CL=0;
//t_a :P3.4
	P3M0|=0x10;
	P3M1&=0xef;

//t_b :P3.5
	P3M0|=0x20;
	P3M1&=0xdf;
   	CR=1;

//ex0:hp--P3.2
	P3M0|=0x04;
	P3M1&=0xfb;
	EX0=0;

//ex1:lp--P3.3
	P3M0|=0x08;
	P3M1&=0xf7;
	EX1=0;
//P1.1---Key-in
	P1M0|=0x02;
	P1M1&=0xfd;

//P1.4---temp-in
	P1M0|=0x10;
	P1M1&=0xef;
	dz0=0;
	dz1=0;
	dz2=0;
	dz3=0;
	dz4=0;
	CS=1;
	DA=0;
	CLK=0;
	SPEAKER=1;
	alarm=0;
	alarm_state=0;
	cnt_fa=0;
	da_WA=99;
	da_TC=15;
	state_fa=0;
	state_Lp=0;
	state_Hp=0;
	state_ref=0xff;
	ref=0;
	//FRESH AIR:  	0   indicate OFF state
	//				1	indicate ON state
	//				2	indicate AUTO state
	k_fa=0 ;
	//send air open at power on
	sendair=1;
	//freshair init state
	freshair_aut=0;
	freshair=0;
	alarm=0;
	cnt_main=0;
	cnt_Ref=0;
	cnt_Ee=0;
	cnt_WA=0;
	cnt_Resume=0;
	cnt_Sens=0;
	cnt_Hp=0;
	cnt_Lp=0;
	cnt_fa=0;
	cnt_Display=0;
	cnt_Sens=0;

	//store data in ee
	EE_Read(0x2900,&flag1,1);
	EE_Read(0x2901,&flag2,1);
	if((flag1!=0x33)&&(flag2!=0x33))
	{
		flag1=0x33;
		flag2=0x33;
		EE_Erase(0x2800);
		EE_Write(0x2900,&flag1,1);
		EE_Write(0x2901,&flag2,1);
		da_TA=20;
		EE_Write(0x2800,&da_TA,1);
	}
	else
	{
		EE_Read(0x2800,&da_TA,1);
	}	
}