top of page
My Design
This project is a modification and continuation of a project posted to How2Electronics, the original project is linked on the resources page.
Parts List
•R307 Fingerprint Module
•12V Solenoid Lock
•12V AC-DC Wall Adapter
•NHOSS DD4012SA 5V Step-Down Buck Converter
•Relay SPDT
•P2N2222 NPN Transistor
•1N4148 Diode
•3x 1k Ohm Resistors
•1x 100uF Capacitor
Original Schematic
Final Schematic
First Circuit Board
Final Circuit Board
User Manual and Portfolio
bottom of page