Next link the digital output (DO) of the module to digital pin 2 (D2) and analog output (AO) to analog input 0 (A0) of the arduino. The whole hardware should be powered by a 9V DC / USB source through ...

4. Connect the breadboard rails to Arduino GND and +5V, and then check that your setup matches that of Figure 10-3. Mounting the Laser. For this project, I’ve attached the servos to a pan-and ...