LED 2 (representing X-axis right): Connect the anode of LED 2 to Pin 4 of the Arduino and the cathode to GND via a 220Ω resistor. LED 3 (representing Y-axis up): Connect the anode of LED 3 to Pin 5 of ...

Raspberry Pi enthusiasts wanting to connect their ... boolean values for LED control and push button status, as well as integer values for data visualization purposes. Arduino Cloud provides ...