Looking for ways you can work with SparkFun? Check out our revamped partner pages!

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Qwiic Buttons are now in SparkFun red! We also have the GreatFET One from Great Scott Gadgets, as well as new weather meters!

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We updated some code for the micro:bot kit to help debug and interpret line following sensor readings using the MakeCode Console.

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We have five unique hubs of valuable information to further your electronics knowledge!

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A new Qwiic pHAT for Raspberry Pi, a new version of the Nvidia Jetson Nano, and a new and improved moto:bit for micro:bit!

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Using cryptographic authentication, we created a super-secure remote control to open a garage!

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How to add simple animations with LEDs to your projects using Arduino!

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Come Work for SparkFun!

We have several exciting positions open that we think you might be perfect for!

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The new SparkFun Sensor Kit is now available with new Latching Terminals!

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Deck out your Sphero RVR robot with a Raspberry Pi Zero W, remote pan-tilt camera, and some Qwiic components!

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A new version of the Apollo 3 Core has been released!

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We are now carrying a whole new line of FPGA products from Alchitry!

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Let's take a look at what makes 'main()' feel so cozy and welcoming - what has to happen to have variables initialized, objects constructed and stacks a-stackin?

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2019 was a huge year for us, and we thank each and every one of you for it!

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For our last release of 2019, we have a new RPLIDAR from Slamtec, a new FLIR Dev Kit, four new cases for your Raspberry Pi 4 and two Zio Qwiic sensors. And a partridge in a pear tree.

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This is the third post in my ongoing ESP32 Relay Web Server project.

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Have a safe and happy holiday, everyone!

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Two GPS boards utilizing the NEO-M9N module are now available, along with the new Cthulhu Shield

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A quick recap of all that Supercon 2019 had to offer.

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All About LEDs

We’ve put together a page dedicated to LEDs! Size, shape color, brightness, power and more are all explained in-depth!

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Recent Blog Comments

Hi there 575, Thanks for your comment! Indeed you are right, breaking into my garage and/or car via brute force (breaking a window or…

Glassdoor is not kind to you guys.

You're correct about Arduino being stuck with it and this is an excellent solution in most cases! The situation where a hardware solution…

No hard feelings, but this seems like a lot of effort to work around a single line of code. As the article shows, Arduino's library contains…

I think what you would want would be closer to…

since it's hard to find the exact specs of inductor here, can i use a toroid inductor?…

One more thought on security: On TV I keep seeing the police saying to NOT leave your garage door open -- that there are criminal types that…

Great demo of cryptography, Pete, but IMHO, for most folks it's vast overkill. The typical home robery is going to be done by someone,…

Ah ok, the inductor is the issue. When you pass current through a wire, it generates a magnetic field, the more current you can pass through…

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