Canon DSLR IntervalometerBluetooth controlled intervalometer for doing time lapse photography with your canon DSLR.
Connecting arduino and transistors Step 3 of 7
1. Connect the power and ground rails to the Nano GND and 5V pins. Connect all the ground and power rails together.
2. place two transistors on the breadboard as shown. Make sure you have the same orientation, so you don't get the pinout backwards.
3. Connect the center pin (Base) of the left transistor to pin 12, and the center pin of the right transistor to pin 11.