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Comparing analog and digital temperature sensors TMP36, TMP102 and TMP117. Which is better?

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Here's a brief rundown and a couple of examples to help get you thinking about how you might incorporate movement into your next project using servos.

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

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Add color to your projects with analog LED strips!

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We've written hundreds of libraries and made lots of mistakes. Learn the basics of how to write a good library.

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Using Sapien LLC's Arduino Shield and Electrode array we can expand our human senses.

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Revising and upgrading my split keyboard project with the new Qwiic Pro Micro C.

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A new version of our popular Pro Micro board is now available with new upgrades.

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Long exposure experiments with dancers, EL Wire suits, an LED and DSLR camera.

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

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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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Version 4.1 of the SparkFun Inventor's Kit for Arduino Uno is now available! We also have three new heatsink cases, and a fan SHIM for your Raspberry Pi 4.

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We added a follow-up GPS tutorial to increase your GPS skills a few weeks ago. Now we want to show you a practical example with a handheld GPS coordinate logger that will pin locations for your viewing pleasure using Google Earth.

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I'm using six of the same sensor in my fiber optic suit, with only four hardware configurable addresses. I need to take advantage of my ESP32 to create multiple I2C buses.

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What do you do after the SparkFun Inventor's Kit for Arduino? Here are a few more tutorials to help take your projects to the next level!

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What do you do after the SparkFun Inventor's Kit? The RedBoard Qwiic in your kit offers a world of opportunities – here are a few tutorials to help you dive into the Qwiic ecosystem with your SIK!

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What do you do after the SparkFun Inventor's Kit? The world of electronics using Arduino is vast – here are a few tutorials to help take your projects to the next level!

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USB-to-serial UART bridges like the CH340 make it easier to upload code to an Arduino and pass serial data to/from your computer. Make sure to install the respective drivers before getting started.

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I'm not a Python guy but that code doesn't do what you say it does. The first comment already picked the derivative created by the following…

CENTER TURN Each wheel rotates in opposite directions, bot turns about it's axis. Theta is the angle to turn in degrees Ep is encoder pulses…

By phase I just meant the wheels were out of sync a sequence of encoder counts; (0,1) (1,1) (1,2) is not indicative of one wheel traveling…

Hey #812, Thanks for chiming in here! I had some fun tweaking the Twist firmware to get better resolution. I'm currently getting about 600…

I've done this with the Arduino, and the parallax boebot encoders with students. They have worse resolution than your encoders (64 per wheel…

I tried the code and it did not work for me. FOR ANYONE ELSE TRYING IT: If you want it to work, in the attachInterrupt, set the third…

Here's a photo of the the wooden key. I'm proud. https://www.dropbox.com/s/nzxsg77x08eytsx/2020-04-06%2015.51.02.jpg?dl=0

Hi! I'm fixing one of these up. Just carved a new key out of wood! But the motor is so noisy! Do you think there's a source for quieter fan…

I remember how hard it was trying to come up with a traffic light model for my science project back in high school.

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