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Components Needed:** Arduino board (e.g. Arduino Uno) Adafruit R307 fingerprint sensor 20x4 LCD I2C module 6 solenoid locks Jumper wires Fingerprint Sensor Connections: Connect the fingerprint ...
To control a solenoid lock using the R307 fingerprint sensor and Arduino, you can follow these steps: Components Required: R307 Fingerprint Sensor Esp32 12V Solenoid Lock Relay Module Power Supply ...
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