     }
     else if (c == 'P') {
       handleSerialInputLCD();
+    }
+    else if (c == 'O') {
+      handleSerialInputOLED();
     }
     else if ((c == 'R') & (Serial.peek()=='\n')) {
       handleStatusReset();

  }
}

// called after UART slave reports button press/release
// map switch IDs to joystick buttons
void handleSlaveButton(const uint8_t id, const uint8_t state) {

  lcd.print("Ready for action");
  // joystick setup
  Joystick.begin(true);	// do auto send state
  // show something on OLED
  oledRedraw();
  // request status update
  Serial.println("I");
}
