Exemplo n.º 1
0
void main(void)
{
  char pinStatus = 0, TXon = 0, boxOpen = 0;
  long int runTime = 0;             //
  
   /* device setup */
  set32MHzXOSC();
  timerSetup(TICKS_FREQ025, T1_PRE);     
  timer4Setup(T4_PRE); 
//  CSPT = 0xFF;
//  PICTL |= BIT7;
  
  P0DIR |= 0x8C;                        //P0 BIT2,3,7 are output, BIT1,4,5,6 are input
  if (P0 & BOX) P0 = RED_LED;
  else P0 = GREEN_LED;

  /* interrupt setup */
   setT1int();             //TIMER1 interrupts
   setT4int();             //TIMER4 interrupts
  //void setP0int();       //Port 0 interrupts
  
  while(P0 & BOX);              //wait for box to close before reading setup parameters
  T1_ovf_cnt = 0;               //restart transmitting period after closing the box
  pinStatus = readPin();
  setupTX(pinStatus);
  
  IEN0 |= BIT7;                                 //enable global interrupts.
  T1CTL |= BIT0;                                //start timer1 in free running mode
  
  if (pinStatus == 0x02) runTime = 322;         //total run time is approx. 3 hours
  else runTime = 18;                            //total run time is approx. 10 minutes
  
  while(T1_ovf_cnt < runTime)       //stop program after XXX hours
  {
    while(!(P0 & BOX) && T1_ovf_cnt < runTime)     //Box is closed 
    {
      if (!TXon)
      {
        if (pinStatus == 0x22) freqSweep(FREQ2395, FREQ2507, 4);
        else startTX();
        TXon = 1;
      }
    }
    stopTX();
    TXon = 0;
//    if (P0 & BOX) boxOpen = 1;
//    else 
//    {
//      while(P0 & BOX);              //wait for box to close before reading setup parameters
//    }
    while (P0 & BOX) boxOpen = 1;
    if (boxOpen == 1) T1_ovf_cnt = 0;               //restart transmitting period after closing the box
    pinStatus = readPin();
    setupTX(pinStatus);
    if (pinStatus == 0x02) runTime = 645;         //total run time is approx. 6 hours
    else runTime = 18;                            //total run time is approx. 10 minutes
    boxOpen = 0;
  }
  stopTX();
}
Exemplo n.º 2
0
void wdsp_init(int rx,int pixels,int protocol) {
    int rc;
    receiver=rx;
    spectrumWIDTH=pixels;

    fprintf(stderr,"wdsp_init: %d\n",rx);
   
    if(protocol==ORIGINAL_PROTOCOL) {
        micOutputRate=48000;
    } else {
        micOutputRate=192000;
    }

    while (gtk_events_pending ())
      gtk_main_iteration ();

    fprintf(stderr,"OpenChannel %d buffer_size=%d fft_size=%d sample_rate=%d dspRate=%d outputRate=%d\n",
                rx,
                buffer_size,
                fft_size,
                sample_rate,
                dspRate,
                outputRate);

    OpenChannel(rx,
                buffer_size,
                fft_size,
                sample_rate,
                dspRate,
                outputRate,
                0, // receive
                1, // run
                0.010, 0.025, 0.0, 0.010, 0);


    while (gtk_events_pending ())
      gtk_main_iteration ();

    switch(sample_rate) {
      case 48000:
        tx_buffer_size=BUFFER_SIZE;
        break;
      case 96000:
        tx_buffer_size=BUFFER_SIZE/2;
        break;
      case 192000:
        tx_buffer_size=BUFFER_SIZE/4;
        break;
      case 384000:
        tx_buffer_size=BUFFER_SIZE/8;
        break;
    }
    fprintf(stderr,"OpenChannel %d buffer_size=%d fft_size=%d sample_rate=%d dspRate=%d outputRate=%d\n",
                CHANNEL_TX,
                tx_buffer_size,
                fft_size,
                sample_rate, //micSampleRate,
                micDspRate,
                micOutputRate);

    OpenChannel(CHANNEL_TX,
                buffer_size,
                fft_size,
                sample_rate, //micSampleRate,
                micDspRate,
                micOutputRate,
                1, // transmit
                1, // run
                0.010, 0.025, 0.0, 0.010, 0);

    while (gtk_events_pending ())
      gtk_main_iteration ();

    fprintf(stderr,"XCreateAnalyzer %d\n",rx);
    int success;
    XCreateAnalyzer(rx, &success, 262144, 1, 1, "");
        if (success != 0) {
            fprintf(stderr, "XCreateAnalyzer %d failed: %d\n" ,rx,success);
        }
    initAnalyzer(rx,buffer_size);

    SetDisplayDetectorMode(rx, 0, display_detector_mode);
    SetDisplayAverageMode(rx, 0,  display_average_mode);
    
    calculate_display_average();
    //SetDisplayAvBackmult(rx, 0, display_avb);
    //SetDisplayNumAverage(rx, 0, display_average);

    while (gtk_events_pending ())
      gtk_main_iteration ();

    XCreateAnalyzer(CHANNEL_TX, &success, 262144, 1, 1, "");
        if (success != 0) {
            fprintf(stderr, "XCreateAnalyzer CHANNEL_TX failed: %d\n" ,success);
        }
    initAnalyzer(CHANNEL_TX,tx_buffer_size);

    setupRX(rx);
    setupTX(CHANNEL_TX);

}