     radio.printDetails();
     radio.writeAckPayload(1, &ackVal, 1);
 
-#if !defined(DISABLE_DISPLAY) && ROLE == SENDER
-    display.begin(16, 2);
-    display.print("Hello, world!");
-#endif
-
-#if ROLE == ROLE_SENDER
-    pinMode(heartbeatLEDGreenPin, OUTPUT);
+#if ROLE == ROLE_SENDER
+    //pinMode(heartbeatLEDGreenPin, OUTPUT);
     pinMode(heartbeatLEDRedPin, OUTPUT);
 #else
     actuationServo.attach(servoPin);

    Serial.begin(115200);
    printf_begin();

    radio.begin();

    radio.enableAckPayload();


RF24 radio(7, 8);

#if !defined(DISABLE_DISPLAY) && ROLE == ROLE_SENDER
LiquidCrystal display(10, 9, 5, 4, 3, 2);
#endif
byte addresses[][6] = { *(byte*)"1Node", *(byte*)"2Node" };

