untitled.c

pic16c73 MAPLAB C语言写的汽车集控器程序

void  write_74hc595(unsigned char d);
unsigned char Sort_Port_Bit(uchar d0,uchar d1,uchar d2,uchar d3,
                            uchar d4,uchar d5,uchar d6,uchar d7);

#define 	PORTBIT(adr,bit)  ((unsigned)(&adr)*8+(bit))	/*绝对寻址位操作指令*/
static    bit   RCLK_595 @ PORTBIT(PORTB,1);
static    bit   SER_595  @ PORTBIT(PORTB,2);
static    bit   SRCLK_595@ PORTBIT(PORTB,3);
static    bit   K4_RB4   @ PORTBIT(PORTB,4);
static    bit   K3_RB5   @ PORTBIT(PORTB,5);
static    bit   K2_RB6   @ PORTBIT(PORTB,6);
static    bit   K1_RB7   @ PORTBIT(PORTB,7);

static    bit   I37_RC0  @ PORTBIT(PORTC,0);
static    bit   JO1_RC1  @ PORTBIT(PORTC,1);
static    bit   JO2_RC2  @ PORTBIT(PORTC,2);
static    bit   JO3_RC3  @ PORTBIT(PORTC,3);
static    bit   JO4_RC4  @ PORTBIT(PORTC,4);
static    bit   JO5_RC5  @ PORTBIT(PORTC,5);
static    bit   B_RC6    @ PORTBIT(PORTC,6);

static    bit   SD_RA0   @ PORTBIT(PORTA,0);
static    bit   I32_RA1  @ PORTBIT(PORTA,1);
static    bit   I33_RA2  @ PORTBIT(PORTA,2);
static    bit   I34_RA3  @ PORTBIT(PORTA,3);
static    bit   I35_RA4  @ PORTBIT(PORTA,4);
static    bit   I36_RA5  @ PORTBIT(PORTA,5);

__CONFIG(WDTDIS & HS & PWRTDIS & BORDIS);

main()
{ 
 	TRISB=0xF1;
 	TRISC=0xC1;
    RBPU=0;		
	TRISA=0xff;
    ADCON1|=0X06;  //I/O
    CCP1INIT();
 	T2CON=0X04;		//打开TMR2，且使其前分频为1，
    time1_init();
    GIE=1;
    testdat=0;
	while(1)
	{
//============//开关采集OK
     JO5_RC5=0;
     JO4_RC4=0;
     JO3_RC3=0;
     left_door_sw=!I37_RC0; //左门开关
     rain_jx_sw=!I36_RA5;
     light_sw=!I35_RA4; //雨刮延时开关
     JO5_RC5=1;
     JO4_RC4=0;
     JO3_RC3=0;
     back_store_sw=!I37_RC0;
     fore_fro_sw=!I36_RA5;
     safe_belt_sw=!I35_RA4;
     JO5_RC5=0;
     JO4_RC4=1;
     JO3_RC3=0;
     back_door_sw=!I37_RC0;
     back_fro_sw=!I36_RA5;
     rain_rst_sw=!I35_RA4;
     JO5_RC5=1;
     JO4_RC4=1;
     JO3_RC3=0;
     right_door_sw=!I37_RC0;
     little_light_sw=!I36_RA5;//左门闩
     JO5_RC5=0;
     JO4_RC4=0;
     JO3_RC3=1;
     back_remove_fro_sw=!I37_RC0;
     left_door_state_sw=!I36_RA5;
     JO5_RC5=1;
     JO4_RC4=0;
     JO3_RC3=1;
     back_door_state_sw=!I37_RC0;//后门闩
     warn_door_sw=!I36_RA5;
     JO5_RC5=0;
     JO4_RC4=1;
     JO3_RC3=1;
     rain_water_sw=!I36_RA5;
     JO5_RC5=1;
     JO4_RC4=1;
     JO3_RC3=1;
     engineer_sw=!I37_RC0;
     right_door_state_sw=!I36_RA5;//右门闩

     charge_sw=!I32_RA1;
     on_sw=!I34_RA3;       //点火开关
     start_sw=I33_RA2;
     sd_sw=!SD_RA0;
     srs_sw=!B_RC6;
//============输出控制OK
     JO1_RC1=1;
     OutPut1=Sort_Port_Bit(
                  (uchar)store_out,  //O8--led8
                  (uchar)unlock_out, //O6--led1
                  (uchar)tail_light_out,    //O5--led3
                  (uchar)power_windows_out, //O4--led2
                  (uchar)lock_out,      //O3--led4
                  (uchar)safe_belt_led,   //O2--led5
                  (uchar)remove_fro_flag, //O1--led6
                   null_sw   //NULL
                );
     OutPut2=Sort_Port_Bit(
                  (uchar)safe_belt_sound||chime_bell_flag, //O9--bell
                  (uchar)warn_on,  //O13--led11
                  (uchar)rain_1,  //O12--led10
                  (uchar)back_fro_out,   //O11--led9
                  (uchar)light_key_flag, //O10--led7
                  (uchar)start_inhibit_relay, //O14--led12
                  (uchar)flash_on,  //O15--led13
                  0//NULL
                );

     write_74hc595(OutPut1);
     write_74hc595(OutPut2);
     RCLK_595=0;
     testdat<<=1;
     RCLK_595=1;

void  write_74hc595(unsigned char d)
{
  unsigned char i,j;
  for(i=0;i<8;i++)
  {
    SRCLK_595=0;
    b=0;
    if(d&0x80)
       b=1;
    SER_595=b;
    d<<=1;
    SRCLK_595=1;
   }
}
unsigned char Sort_Port_Bit(uchar d0,uchar d1,uchar d2,uchar d3,
                            uchar d4,uchar d5,uchar d6,uchar d7)
    {
       unsigned char PortBuffer;
       PortBuffer=(PortBuffer&0x7f)|(d7<<7);
       PortBuffer=(PortBuffer&0xbf)|(d6<<6);
       PortBuffer=(PortBuffer&0xdf)|(d5<<5);
       PortBuffer=(PortBuffer&0xef)|(d4<<4);
       PortBuffer=(PortBuffer&0xf7)|(d3<<3);
       PortBuffer=(PortBuffer&0xfb)|(d2<<2);
       PortBuffer=(PortBuffer&0xfd)|(d1<<1);
       PortBuffer=(PortBuffer&0xfe)|d0;
       return(PortBuffer);
    }