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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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After years of thinking and talking about it, this year the Hackaday Supercon finally released an FPGA-based badge.

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New kits for Sphero RVR are now shipping, and the micro:bit Club Kit and new PICkit 4 are available too! We also have a special surprise for the last day of our Week of Deals Sale...

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Details from a project upgrading an old incandescent lamp to utilize addressable LEDs

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Last week, we showed a classroom of fifty-five developers how easy it is to work with the SparkFun Edge Development Board using the Arduino IDE. Now we want to show you, too!

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Five days of unique sales starts now!

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A new Qwiic Pi SHIM is here, as well as a new version of our classic LED Starter Kit and a 976x592 CMOS Camera!

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Hi there, it sounds like you are looking for technical assistance. Please use the link in…

Do any of these have a native video out capability? Or would I have to build that from scratch for myself?

Thanks! The necessary sample rate is sort of dictated by the tempo of typical children's music. For example Jingle Bells, Mary Had a Lamb,…

creative idea! and nice write up!! what were your initial concept ideas for the needed sample speed?

Awesome. But how did you disable the highly vulnerable receiver built in to your garage opener?

Ah cool. For the comparison, I wanted to keep it simple with only temperature measurements. The humidity/temperature sensors lowers the cost…

I studied linear circuits and analysis in my second smester of university and i struggled a lot in making circuits especially digital clock.…

I have 11 temperature sensors in and near my house. They are of four different models, none of which are on your list. AM2302, AKA DHT22:…

I have tested the DS18B20 briefly. It is an alternative option for that distance using its the digital output. This was one of the…

I was using an analog input on the ATmega328P to read the TMP36 without a library. The spike between 55 to 72 was surprising to me as well.…

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