2. For the Arduino code (below) to work, an error in the processing code (below) must be corrected. Circle the error in the processing code. Arduino code: void loop ) int XPot = analogRead (4); int yPot = analogRead (5); String xyString = String (XPot) + "," + String (yPot); Serial.println (xyString) delay (50) Processing code: void draw) /* code to read inString from serial / instring = trim (instring); "\t"); String [] if xyRaw = splitTokens (instring, { (xyRaw . length= 2) int x- int (xyRaw[0]); int y -int (xyRaw[1]) 3. What commands do you need to use in the Arduino's setup0 function in order to configure the internal pull-up resistors on a pin? 2. For the Arduino code (below) to work, an error in the processing code (below) must be corrected. Circle the error in the processing code. Arduino code: void loop ) int XPot = analogRead (4); int yPot = analogRead (5); String xyString = String (XPot) + "," + String (yPot); Serial.println (xyString) delay (50) Processing code: void draw) /* code to read inString from serial / instring = trim (instring); "\t"); String [] if xyRaw = splitTokens (instring, { (xyRaw . length= 2) int x- int (xyRaw[0]); int y -int (xyRaw[1]) 3. What commands do you need to use in the Arduino's setup0 function in order to configure the internal pull-up resistors on a pin