ESP32-S3 Fingerprint Door Unlock – practical PlatformIO firmware for home, garage, and automotive wiring. Use case: Access Control. Wiring guide + flash instructions. Edit and resell allowed – see LICENSE.txt.
Arduino / PlatformIO Project
ESP32-S3 Fingerprint Door Unlock
$29.99
Buy ESP32-S3 DevKitC-1 on Amazon
This firmware ZIP is sold here. The board is purchased separately on Amazon.
FAQ
What do I get when I buy ESP32-S3 Fingerprint Door Unlock?
An instant ZIP with PlatformIO firmware (src/main.cpp, platformio.ini), README wiring guide, and LICENSE.txt.
Can I edit or resell it?
Check LICENSE.txt inside the ZIP. Many Sellingit.org Arduino products allow edit and resale — the license file is authoritative.
Are refunds available?
Digital downloads are non-refundable once delivery is available, except billing or delivery failures. See the Refund Policy.
How do I get help?
Use the Support page with your order number.
Description
ESP32-S3 Fingerprint Door Unlock – practical PlatformIO + Arduino project from Sellingit.org.
Use case: Access Control
Category: Arduino · Tier: Practical
What you get
src/main.cpp+platformio.ini– relay, sensor, and control starter firmwareREADME.md– parts list, wiring, and step-by-step flash guideindex.htmloverview +LICENSE.txt(edit & resell)
Requires PlatformIO and board/parts listed in README. Instant ZIP download after checkout.
