![]() ![]() To connect it to the Arduino, we will require a relay and a battery.Ĭonnect the signal pin of the relay to pin 10 on the Arduino and the lock’s VCC and GND to 5V and GND on the Arduino. The Lock operates on a voltage from 7 to 12V, so we cannot directly connect it to the Arduino. Last, we will connect the DC lock with the Arduino.
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