/****************************************************************************** 
 * RCX transmitter
 * 20APR04     JRH     Finalized Version 1.0 of RCX Communication software..
 *                     Questions can be directed to Joseph Hansen at
 *                     (760) 939-6999, or joseph.hansen@navy.mil
 *******************************************************************************/

#define     BUTTON                 SENSOR_1
#define     TIMEOUT                3
#define     NUMBER_OF_COMMANDS     20
#define     NUMBER_OF_TEAMS        10



int     count  = 0;
int     teamId = 0;




task teamIdTask ()

{

  /* loop forever */
  while (1) {

    /* wait for the first button press */
    until (BUTTON == 1)
      ;

    /* wait for additional button presses */
    ClearTimer (0);
    PlaySound (SOUND_CLICK);
    teamId = teamId % NUMBER_OF_TEAMS + 1;;

    SetUserDisplay (teamId, 0);

    /* wait for button to be lifted */
    until (BUTTON == 0)
      ;
  }

} /* teamIdTask */




void setTeamId ()

{

  int     i;

  /* set the transmit power */
  SetTxPower (TX_POWER_HI);

  /* initialize the button */
  SetSensor (BUTTON, SENSOR_TOUCH);

  /* clean out the team ID */
  teamId = 0;

  /* start counting */
  start teamIdTask;

  /* wait until at least one press, and then a timeout */
  until (teamId == 1)
    ;
  until (Timer (0) > TIMEOUT)
    ;

  /* no more counting */
  stop teamIdTask;

  /* initialize the receiver */
  SendMessage (teamId);

  /* clear the timer */
  ClearTimer (0);
  PlaySound (SOUND_UP);
  PlaySound (SOUND_DOWN);

} /* setTeamId */




task countTask ()

{

  /* loop forever */
  while (1) {

    /* wait for the first button press */
    until (BUTTON == 1)
      ;

    /* wait for additional button presses */
    ClearTimer (0);
    PlaySound (SOUND_CLICK);
    count = count % NUMBER_OF_COMMANDS + 1;

    SetUserDisplay (count, 0);

    /* wait for button to be lifted */
    until (BUTTON == 0)
      ;
  }

} /* countTask */




void sendCmd ()

{

  /* clean out the count */
  count = 0;

  /* start counting */
  start countTask;

  /* wait until at least one press, and then a timeout */
  until (count == 1)
    ;
  until (Timer (0) > TIMEOUT)
    ;

  /* no more counting */
  stop countTask;

  /* send the command */
  SendMessage (count + (teamId * NUMBER_OF_COMMANDS));

} /* sendCmd */