up_dw505key.c

基于PIC16C54的无线解码,用以控制家电设配

#include 	<pic.h>
__CONFIG( WDTEN & XT );
#define	portbit(adr, bit)	((unsigned)(&adr)*8+(bit))
//static unsigned char status @0x03;
//static unsigned char indf @0x00;
static bit c @(unsigned)&STATUS*8+0;
static bit z @(unsigned)&STATUS*8+2;
//static bit PD @(unsigned)&STATUS*8+3;
//static bit rp0 @(unsigned)&STATUS*8+5;
//static bit rp1 @(unsigned)&STATUS*8+6;
//static bit irp @(unsigned)&STATUS*8+7;
////////////////
static bit Ctvout @portbit(PORTB,0);
static bit outstart @portbit(PORTB,1);
static bit outmain @portbit(PORTB,2);
static bit tripup @portbit(PORTB,3);
static bit tripdw @portbit(PORTB,4);
static bit checkcu @portbit(PORTB,5);
////////////////
static bit outup @portbit(PORTC,0);
static bit outdw @portbit(PORTC,1);
static bit wireless @portbit(PORTC,2);
static bit keyup @portbit(PORTC,3);
static bit kpause @portbit(PORTC,4);
static bit keydw @portbit(PORTC,5);
static unsigned char flag @0x1f;
static bit keyfg @(unsigned)&flag*8+0;
static bit wlfg @(unsigned)&flag*8+1;
static bit wllast @(unsigned)&flag*8+2;
static bit wlnew @(unsigned)&flag*8+3;
static bit delayfg @(unsigned)&flag*8+4;
static bit pausefg @(unsigned)&flag*8+5;
static bit fullfg @(unsigned)&flag*8+6;
static bit syncfg @(unsigned)&flag*8+7;
static unsigned char wdata3 @0x1e;
static unsigned char wdata2 @0x1d;
static unsigned char wdata1 @0x1c;
static unsigned char pausec1 @0x1b;
static unsigned char pausec2 @0x1a;
static unsigned char pausec3 @0x19;
static unsigned char wltimer @0x18;
static unsigned char task @0x17;
static unsigned char allfun @0x16;
static bit keyupfg @(unsigned)&allfun*8+0;
static bit keydwfg @(unsigned)&allfun*8+1;
static bit wlupfg @(unsigned)&allfun*8+2;
static bit wldwfg @(unsigned)&allfun*8+3;
static bit moterbackfg @(unsigned)&allfun*8+4;
static bit backfg @(unsigned)&allfun*8+5;
static bit closefg @(unsigned)&allfun*8+6;
static unsigned char delayc1 @0x15;
static unsigned char delayc2 @0x14;
static unsigned char tripcount @0x13;
static unsigned char fullcount @0x12;
static unsigned char wlpart @0x11;
static unsigned char wlcount @0x10; 
static unsigned char keycount @0x0f;
static unsigned char outcount @0x0e;
static unsigned char closecount @0x0d;
////////define const data
#define Tmr0init 0x2a
#define wlupdata 0xc0
#define wldwdtat 0x03
#define wladdl 0x53
#define wladdh 0x04  //55 54 57 51 50 53 5d 5c 5f
#define cufulldata 0xfa
#define trisbdata 0xf8
#define triscdata 0xfc   //ec
#define syncdatal 0x1e //30
#define syncdatah 0x82 //130;
#define wl4a 0x05
void main(void)
{
  OSCCAL=0;
  CLRWDT();
  TRISB=trisbdata;
  TRISC=triscdata;
  PORTB=trisbdata;
  PORTC=triscdata;
  TMR0=0;
  allfun=0;
  pausec1=0;
  pausec2=0;
  pausec3=0;
  keycount=0;
  tripcount=0;
  outcount=0;
  OPTION=0x00;
  flag&=0x03;
 // syncfg=1;
  while(1){

    while(TMR0<Tmr0init){
      if(syncfg){//sync ok
        if(wlfg){//ch last
          if(wireless){
            if(wllast){
              wllast=0;
              if((wltimer>35)&&(wltimer<110))wdata3=0;
              wltimer=0;
              if(wdata3>150)syncfg=0;
              }}
          else{
            if(!wllast){
             wllast=1;wltimer=0;}}}
        else{//rec data
          if(!wireless){
             if(wllast){
               wllast=0;
               #asm
               movlw    wl4a
               subwf    _wltimer,f
               rlf      _wdata3,f
               rlf      _wdata2,f
               rlf      _wdata1,f
               clrf     _wltimer
               #endasm
               /*
               wdata3<<=1;
               if(wltimer>3)wdata3|=0x01;
               wltimer=0;
               wlcount++;.
               if(wlcount==8){wdata2=wdata3;}
               if(wlcount==16){wdata1=wdata3;}*/

               if(--wlcount==0){
                 if(((wdata1==wladdl)&&(wdata2==wladdh))||((wdata1==0x55)&&(wdata2==0x55))){
                   wlpart=wdata3;wlnew=1;}
                 else {syncfg=0;wlfg=0;}
                               }}
               }
          else{
            if(!wllast){
              wllast=1;
              wltimer=0;}}}}
      else{//rec sync
         if(wireless){
           if(wllast){
             wllast=0;
             if((wltimer>35)&&(wltimer<110)){
               syncfg=1;
               wlfg=0;
               wlcount=24;
               wdata3=0;
               wdata2=0;
               wdata1=0;}
               wltimer=0;}}
         else{
          if(!wllast){
              wllast=1;
              wltimer=0;}
             }}}

   TMR0=TMR0-Tmr0init;
   if(++wltimer==0){
     syncfg=0;
     wlfg=0;}
   task++;
              if(wlnew){
                wlnew=0;
                wdata3=0;
                if(!wlfg){
                 if(wlpart==0xc0){
                  wlfg=1;
                  keyfg=0;  
                  pausefg=0;
                  allfun&=0xf4;
                  wlupfg=!wlupfg;
                  closefg=1;
                  closecount=0;
                  delayfg=0;
                  delayc2=0;
                  delayc1=0;
                           }
                 if(wlpart==0x03){
                  wlfg=1;
                  keyfg=0;
                  pausefg=0;
                  allfun&=0xf8;
                  wldwfg=!wldwfg;
                  closefg=1;
                  closecount=0;
                  delayfg=0;
                  delayc1=0;
                  delayc2=0;

                     }
                  wlpart=0;}
                else wdata3++;}
                    

   }              
}