aby018.c

基于PIC12F628的汽车转向灯控制器

#include "EM78x156xx.h"



#define ENI()	_asm{ eni}
#define DISI()	_asm{ disi}
#define NOP()	_asm{nop }
#define WDTC()  _asm{wdtc}

#define off    		R60
#define charge    	R61  //GP0//
#define discharge   R62
#define key1    R64
#define key2    R65
#define key3    R66
#define key4    R67
#define pwmo1    R52
#define pwmo2   R53

typedef  unsigned char   uint8;
typedef  short	 uint16;
/********************************************************************************************************/

	uint8	manual_pwm=1;
	uint8	charge_cout=0;
	uint8	light_off_num=0;
	uint8	n=0;
	uint8	dis_play=0;
/********************************************************************************************************/

   void inital()
        {
   	_asm
	{
		mov	a,@0x0f
		contw
	}
		PORT5=0X00;
		PORT6=0X00;
     	P5CR=0X00;
     	P6CR=0X12;
     	PDCR=0;
     	ODCR=0;
     	PHCR=0;
     	WDTCR=0x80;
     	IMR=0X00;
     	ISR=0X00;
     	discharge=1;
     	pwmo2=1;
     	pwmo1=1;
  
        }
 ////////////////////////////////////       
 void delayms(uint16 delay_count){
    unsigned char temp;
    for(;delay_count>0;delay_count--)
       {
       for(temp=0;temp<3;temp++)
          _asm
          {
          
          NOP;
           }
           
             	_asm
				{	wdtc
					mov	a,@0x0f
					contw
				}
       }
}
/////////////////////////////////////


void main()
{
	inital();
	
	delayms(30000);
	if(!key1)
		dis_play=1;	
	manual_pwm=0;
	discharge=0;
	//for(charge_cout=0;charge_cout<10;charge_cout++)
	//	{;;;;;;;;}
		 		  	
		 		 	
	while(!charge)
		 { if(manual_pwm!=255)
		 		manual_pwm++;
		 		  /*        _asm
          		{
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          			NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;NOP;
          		 }*/
		 		 delayms(2);
		}
	//light_off_num=manual_pwm;
			   _asm
		{	
			wdtc
			mov	a,@0x0f
			contw
		}
	if(manual_pwm>=183)
		light_off_num=10;
	else if(manual_pwm>=173)
		light_off_num=9;
	else if(manual_pwm>=158)
		light_off_num=8;
	else if(manual_pwm>=141)
		light_off_num=7;
	else if(manual_pwm>=123)
		light_off_num=6;
	else if(manual_pwm>=102)
		light_off_num=5;
	else if(manual_pwm>=76)
		light_off_num=4;
	else if(manual_pwm>=39)
		light_off_num=3;
	else if(manual_pwm>=1)
		light_off_num=2;
	
	  
	for(n=0;n<light_off_num;n++)
		{if(dis_play)
			{pwmo1=0;
			 pwmo2=0;
				delayms(19000);
			 pwmo1=1;
				delayms(19000);}
		 else
			{pwmo2=0;
			 pwmo1=0;
				delayms(19000);
			 pwmo2=1;
				delayms(19000);}
		  
		}
	/*	 		 	 else
		 		 	 	{if(manual_pwm<=2)
		 		 	 	manual_pwm=manual_pwm1;
		 		 	 	else
		 		 	 	{if(manual_pwm-5<=manual_pwm1&&manual_pwm1<=manual_pwm+5)
		 		 	 	manual_pwm=manual_pwm;
		 		 	 	 else
		 		 	 	 manual_pwm=manual_pwm1;
		 		 	 	 }
		 		 	 	begin_sign=1;
		 		 	 	 discharge=1;
		 		 	 	 discharge_cout=0;
		 		 		 ch_pwm=manual_pwm;
		 		 		 
		 		 		}*/

	while(1)
	{ 
	    pwmo2=0;
	  	pwmo1=0;
		   _asm
		{	
			wdtc
			mov	a,@0x0f
			contw
		}
	}
}


void _intcall interrupt_l(void) @ 0x08:low_int 0
{
   _asm 
   {
      //save A --> 0x1F ; R3 --> 0x3E (ram bank 1); R4 --> 0x3F (ram bank 1)
      MOV 0X1F,A   ;backup A to 0x1F
      SWAPA 0X04   ;backup R4 to 0x3F at bank 3
      MOV 0X3F,A   ;backup R4 to 0x3F at bank 3
      SWAPA 0X03   
      MOV 0X3E,A   ;backup R3 to 0x3E at bank 3
   }  	
}
void _intcall interrupt(void) @ int 0
{
   //backup C system
/*  _asm
    { 
	MOV A,0X10	//Depend on WicePlus reports in information window, Output window
	MOV 0X2C+1,A
	MOV A,0X11
	MOV 0X2B+1,A
	MOV A,0X12
	MOV 0X2A+1,A
	MOV A,0X13
	MOV 0X29+1,A
	MOV A,0X14
	MOV 0X28+1,A
    }
*/ 

  	

	

  // Write your code (inline assembly or C) here
  
   //restore C system
/*  _asm
    {  
	MOV A,0X2C+1	//Depend on WicePlus reports in information window, Output window
	MOV 0X10,A
	MOV A,0X2B+1
	MOV 0X11,A
	MOV A,0X2A+1
	MOV 0X12,A
	MOV A,0X29+1
	MOV 0X13,A
	MOV A,0X28+1
	MOV 0X14,A
   }
*/  
  
  //restore ACC,R3,R4
  _asm
   {
      SWAPA 0X3E   ;restore R3
      MOV 0X03,A
      SWAPA 0X3F   ;restore R4
      MOV 0X04,A
      SWAP 0X1F    ;restore A
      SWAPA 0X1F
   }
}