ATtiny

How to Install an ATtiny Bootloader With Virtual USB

February 14, 2017

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).
New!

SparkFun Qwiic Button Hookup Guide

January 23, 2020

A Hookup Guide for the SparkFun Qwiic Button (Red) and SparkFun Qwiic Button Breakout. Goes over connecting the Qwiic Button to an Arduino microcontroller and using it with the Qwiic Button Arduino library.

Qwiic Keypad Hookup Guide

April 25, 2019

If you are tired of taking up GPIO pins, wiring a bunch of pull up resistors, and using firmware that scans the keys taking up valuable processing time... check out the new Qwiic Keypad.

Qwiic Quad Relay Hookup Guide

January 3, 2019

SparkFun’s Qwiic Quad Relay is a product designed for switching not one but four high powered devices from your Arduino or other low powered microcontroller using I2C.

Qwiic Single Relay Hookup Guide

January 3, 2019

Get started switching those higher power loads around with the Qwiic Single Relay.

Atto84 Hookup Guide

June 26, 2018

A bare minimum Arduino compatible breakout using a ATtiny84 for integration into your small projects!

Qwiic Joystick Hookup Guide

February 21, 2019

Looking for an easy way to implement a joystick to your next Arduino or Raspberry Pi project? This hookup guide will walk you through using the Qwiic Joystick with the Arduino IDE on a RedBoard Qwiic and in Python on a Raspberry Pi.

Tiny AVR Programmer Hookup Guide

October 28, 2013

A how-to on the Tiny AVR Programmer. How to install drivers, hook it up, and program your favorite Tiny AVRs using AVRDUDE!

SparkFun Qwiic RFID-IDXXLA Hookup Guide

March 14, 2019

The Qwiic RFID ID-XXLA is an I2C solution that pairs with the ID-LA modules: ID-3LA, the ID-12LA, or the ID-20LA, and utilizes 125kHz RFID chips. Let's take a look at the hardware used for this tutorial.

Qwiic Twist Hookup Guide

December 13, 2018

Take your volume knob beyond 11 with the Qwiic Twist digital RGB LED encoder via I2C!

Installing a Bootloader on the MicroView

August 22, 2014

Fix your bootloader-less MicroView! This tutorial covers how to: disassemble the MicroView, wire it up to an assortment of programmers, program the bootloader, and test it out.

The Uncertain 7-Cube

March 8, 2013

The Uncertain 7-Cube is a non-committal, less-than-helpful, but also entirely honest fortune teller. Simply ask it a yes or no question, give it a nudge, and the 7-Cube will dutifully inform you that it doesn’t have all the facts and doesn’t feel comfortable making a guess.

Wake-on-Shake Hookup Guide

March 13, 2015

A basic hookup guide for getting started with the SparkFun Wake-on-Shake. The board gives you the ability to put your project into hibernation until bumped or shaken awake using the ADXL362 accelerometer. This means you can design projects meant to stay inert for long periods of time, possibly even several years, depending on the battery type used to power the project.

Re-Programming the LilyTiny / LilyTwinkle

September 11, 2014

A quick tutorial showing how to reprogram the ATtiny85 IC found on the LilyTiny or LilyTwinkle boards.

Pocket AVR Programmer Hookup Guide

July 7, 2014

Skip the bootloader and load your program directly onto an AVR with the AVR Pocket Programmer.

Light Up Pennant with E-Textiles

September 17, 2015

Show your school spirit, geek pride, or fandom with a light up pennant using the LilyTwinkle or LilyPad Arduino.

Electronic E-craft Terrarium

January 21, 2016

A guest tutorial on an Electronic Terrarium from the Performative Sculpture class of Parsons DT.

LDK Experiment 6: Microcontroller Circuits

October 2, 2013

Learn how to build a simple microcontroller circuit using the pre-programmed LilyTiny Board

Night Sky Halloween Costume

October 25, 2017

Make a beautiful night sky costume using the LilyPad LEDs and the LilyTiny.

Twinkle Zodiac Constellation

August 15, 2017

Create a quick and easy piece of e-textile art based on a Zodiac sign using a LilyTiny, LilyPad LEDs, battery holder, conductive thread, and coin cell battery.

Soft Circuits: LED Feelings Pizza

February 13, 2013

Here we will learn how to say how you feel with pizza. Electric pizza.

Firefly Jar Assembly Guide

May 14, 2013

Make a soft circuit firefly jar with conductive thread, LEDs, and the LilyTwinkle!

LilyTiny Plush Monster

January 27, 2015

Craft a stuffed monster while exploring the LilyTiny preprogrammed microcontroller. This is a project based on the Plush Monster Activity created at MIT's High-Low Tech Lab by Emily Lovell, Jie Qi, and Natalie Freed.

Old Tutorials

Looking for the old, archived tutorials? Head on over to the archived tutorials on the main SparkFun site.
Please be aware that the tutorials you find there are no longer actively maintained.