Security
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Secure DIY Garage Door Opener
January 16, 2020
Did you know that most garage doors are at risk of a roll jam attack? Here we make a DIY garage door remote-control system that is much more secure than most commercial-ready products using the latest in ECC cryptography.
Cryptographic Co-Processor ATECC508A (Qwiic) Hookup Guide
October 17, 2019
Learn how to use some of the standard features of the SparkFun Cryptographic Co-processor.
Qwiic Keypad Hookup Guide
April 25, 2019
If you are tired of taking up GPIO pins, wiring a bunch of pull up resistors, and using firmware that scans the keys taking up valuable processing time... check out the new Qwiic Keypad.
Fingerprint Scanner (GT-521Fxx) Hookup Guide
March 1, 2018
This tutorial provides information about how to connect to ADH-Tech's fingerprint scanner (GT-521F32) and how to use it with Hawley's FPS_GT511C3 library for Arduino.
Setting Up the Pi Zero Wireless Pan-Tilt Camera
September 14, 2017
This tutorial will show you how to assemble, program, and access the Raspberry Pi Zero as a headless wireless pan-tilt camera.
Gas Pump Skimmers
September 6, 2017
Teardown of gas pump skimmers along with how to detect and block them.
PIR Motion Sensor Hookup Guide
May 5, 2016
An overview of passive infrared (PIR) motion detecting sensors, and how to hook them up to an Arduino.
Boss Alarm
March 30, 2016
Build a Boss Alarm that alerts you of anyone walking into your office and automatically changes your computer screen.
RedBoard Santa Trap
December 25, 2014
A fun holiday project to try for anyone looking to catch Santa on Christmas!
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Old Tutorials
Looking for the old, archived tutorials? Head on over to the
archived tutorials on the main
SparkFun site.
Please be aware that the tutorials you find there are no longer
actively maintained.