 {
     Serial.begin(9600); 
     
+    pinMode(LED_DEBUG, OUTPUT);     
+    pinMode(PIN_TX, OUTPUT); 
+   
+    vw_set_ptt_inverted(true); // Required for DR3100
+    vw_setup(2000);      // Bits per sec
+    vw_set_tx_pin(PIN_TX);
+      
+    watchdog_setup();
+  
     servo_virt.attach(SERVO_PIN_VIRT);
     servo_horz.attach(SERVO_PIN_HORZ);
     

    unsigned long now = millis();
    if (now - move_last >= move_interval) {
        move_last = now;
        // Move the panels if needed.
        tkr_move();
    }
}


  return result; // Vcc in millivolts
}

void watchdog_setup()
{
  // Reset after 8 seconds, 
  // unless wdt_reset(); has been successfully called
  wdt_enable(WDTO_8S);
}

