This is the first part of building a keycode-based anti-theft system for a car.

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Keep Up With Qwiic

The Qwiic Rapid Prototyping System has expanded. Time to check it out and stay up to date with the latest!

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The Qwiic Keypad is now in red, and along with it a new Raspberry Pi PoE HAT and a few other additions to our catalog that won't last forever!

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A new lightning detector is here, along with the Google Coral and a few DMX cables!

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The new Qwiic Scale is now available along with a new TFT LCD Breakout. We have new shirt designs for you to try on! We also are bringing you a fresh new ruler and two APA104 LED strips!

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The SparkFun Edge is now shipping! With it, we also have a new DMX to LED Shield for your SparkFun Thing Plus, the new Taz Pro 3D Printer, high-grade flex sensors from Bend Labs, and some headers and cables!

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On this fine Friday we add RFID capabilities to our Qwiic Connect System with a new board and kit, the newest pi-top is available, and a few other knick-knacks to help you out with your next project!

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The new SparkFun ESP32 Thing Plus is here along with another Qwiic Transparent OLED! Let's also take another look at the SparkFun Edge, as well!

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Hop on the I2C BUS and let's build Escape Room puzzles Qwiic!

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This week we have a new Qwiic Proximity Sensor and a revision to the popular SIK for Photon!

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A new Qwiic Transparent OLED HUD, as well as a Qwiic Joystick, are making their debut. We also have two new LiDAR modules!

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The MP3 Music Box

A beginner project utilizing the SparkFun Qwiic MP3 Trigger for two tired kiddos!

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The AST-CAN485 is back in full force with a WiFi Shield and a 24V I/O Shield! We also have three new Qwiic boards from Zio and a GNSS Multi-Band Antenna.

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A new, red version of the Qwiic OpenLog, a mini flight controller, a WiFi camera module and XBee 3s!

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We have another new RedBoard today and it's gone turbo-tastic! But we can't forget about the Qwiic MP3 Trigger and Lumini 8x8 Matrix, too!

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A new RedBoard is here! So is an Onion Omega Qwiic kit and two HAMlab radio kits!

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A new Qwiic-enabled Relay Board in single and quad versions, as well as a new Raspberry Pi board!

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A Qwiic Ultraviolet Sensor, a new version of the Infrared Control Kit, and a couple of other bits roll out this week!

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The new Qwiic Twist is here along with a new USB-C Serial Basic Breakout and a few others!

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We introduce a new Arduino Pro Mini utilizing the nRF52840 and Qwiic, a Qwiic Expansion Board for Onion Omega, and a USB-C Breakout and connector!

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You need to reflash the firmware - see: https://github.com/sparkfun/SparkFun_DataLogger/issues/3 Once you flash using that command, you can…

I think I just overwrite the DataLogger IoT firmware was doing firmware update and accidently hit Arduino script file, instead of cool term…

Thanks for the great description! I hadn't even been aware of the existance of NNSS, though in the mid 1980s, I'd looked at LORAN-C for a…

Thanks for the L band sharing !

Over the years, I've been pretty vocal about wanting on-board RTCs, with at least the possibility of connecting something like a coin…

Not only does VBAT supply the RTC, but there’s also battery-backed RAM onboard too! With the amount of space available on the Thing Plus…

Interesting... it sort of covers one of my "hot buttons", that is having an RTC. In looking at the schematic, I noticed that the "BAT"…

But Social Engineer's LOVE him. Good job catching so many of the buttons social manipulators use, but I nearly thought Sparkfun was off…

There's a disclaimer at the very end, hopefully that's enough to keep people from attempting. Glad you liked it!

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