Tutorials

This is a quick hookup to help you get started with the MCP4725 DAC breakout board. This device allows you to send analog signal from a digital source, like the I2C interface on the Arduino microcontroller.

The SparkFun Clock Generator 5P49V60 (Qwiic) breakout board offers a wide range of customizable frequencies in a wide range of different signal types using a single reference clock. This hookup guide will go over all of the many available functions and gives the hardware rundown on what exactly is on this board.

Control the RedBot wirelessly based on the movement of your hand using an accelerometer, Arduino, and XBees!

How to hook up the LilyPad Buzzer and make sound with code.

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.

How to set up an XBee using your computer, the X-CTU software, and an XBee Explorer interface board.

Getting started with the ESP32 Thing Motion Shield to detect movements using the on-board LSM9DS1 IMU and adding a GPS receiver. Data can be easily logged by adding an microSD card to the slot.

How to assemble and modify the SparkPunk Sound Generator kit.

Using the MiniGen, SparkFun's Arduino Pro Mini signal generator shield

An overview of component circuit symbols, and tips and tricks for better schematic reading. Click here, and become schematic-literate today!

Send serial data from Arduino to Processing and back - even at the same time!

We admit the Arduino IDE isn't for everyone. Here are some other options for programming your Arduino boards, including web interfaces and graphical programming languages.

How to eschew the Arduino IDE for a combination of and Arduino command-line tool (Arduino CLI) and a professional code editor (Visual Studio Code).

Asynchronous serial communication concepts: packets, signal levels, baud rates, UARTs and more!

Learn the basics of using a multimeter to measure continuity, voltage, resistance and current.

Let's take a look at different materials we can use to combine paper crafting and electronics.

Learn about the common data types and what they signify in the Arduino programming environment.

Cypress's PSoC 6 Pioneer Board is a development tool for the powerful PSoC 6 processor. In this tutorial, we'll show you how to use the PSoC 6 Pioneer Board along with the SparkFun/Digi-Key Pioneer IoT Add-on Shield to send data to a Raspberry Pi via BLE or WiFi.

An EL project that displays one person's heartbeat on another person's costume.

Learn how to identify and use a variety of capacitors using the SparkFun Capacitor Kit.

Hacking gumball machines to make the world a happier, blinkier place.

With this, you will be able to upload Arduino sketches directly to the ATtiny84 over USB without needing to use a programming device (such as another Arduino or FTDI chip).

A hardware overview and hookup guide for the SparkFun Pro nRF52840 Mini -- a breakout for Nordic's impossibly cool Bluetooth/ARM Cortex M4 SoC.

Showing off some of the features of the SparkFun Ruler.