Components
MiniGen Hookup Guide
May 22, 2014
Using the MiniGen, SparkFun's Arduino Pro Mini signal generator shield
Monitor Sensor Data from Anywhere
August 10, 2022
Using WiFi to send sensor data from an ESP32 to a WiFi network and be able to read it from an IoT Dashboard from anywhere in the world.
Multiplexer Breakout Hookup Guide
August 18, 2016
How to use the 74HC4051 multiplexer breakout to drive eight LEDs, read eight button inputs, or monitor eight potentiometers.
Noisy Cricket Stereo Amplifier - 1.5W Hookup Guide
April 26, 2018
A hookup guide for the Noisy Cricket Stereo Amplifier - 1.5W.
PCA9306 Level Translator Hookup Guide
October 31, 2013
A quick primer to get you going with the PCA9306 Logic Level Converter.
PCA9306 Logic Level Translator Hookup Guide (v2)
July 25, 2019
A quick primer to get you going with the PCA9306 Logic Level Converter - a dedicated I2C translator.
Photocell Hookup Guide
May 5, 2016
Hook a light-sensing photocell up to an Arduino to create an ambient light monitor.
PicoBuck Hookup Guide v12
February 18, 2016
The PicoBuck board is a high-efficiency three-channel constant-current LED driver.
Piezo Vibration Sensor Hookup Guide
May 5, 2016
How to combine a piezo sensor, high-value resistor, and an Arduino to create a vibration sensor.
QRD1114 Optical Detector Hookup Guide
May 5, 2016
Use this IR LED/phototransistor fusion to sense objects in close proximity or even the color of a surface!
Qwiic 12-Bit ADC Hookup Guide
May 23, 2019
Need to add more analog inputs for your project? Check out the Qwiic 12-bit ADC.
Qwiic Differential I2C Bus Extender (PCA9615) Hookup Guide
May 31, 2018
Learn how to extend the range of your I2C communication bus with the Qwiic differential I2C bus extender (PCA9615 ) breakout board.
Qwiic EEPROM Hookup Guide
July 29, 2021
Running out of memory? Don't forget to check out the Qwiic EEPROM!
Qwiic MultiPort Hookup Guide
April 1, 2021
The SparkFun Qwiic MultiPort adds additional ports to boards that have only one Qwiic port on their I2C bus. Once added, you can use it as a hub to add as many I2C devices to the bus as you need! You can also use the board as an alternative to a daisy chained configuration.
Qwiic MUX Hookup Guide
July 19, 2018
Have a bunch of sensors with the same I2C address? Put them on the Qwiic MUX (TCA9548A) to get them all talking on the same bus!
Qwiic Speaker Amp (TPA2016D2) Hookup Guide
September 29, 2022
The SparkFun Qwiic Speaker Amp includes the Texas Instruments TPA2016D2 stereo, filter-free class-D audio power amplifier. This tutorial will help you get started and configure the amplifer settings using an Arduino microcontroller.
Reading and Writing Serial EEPROMs
August 11, 2017
EEPROM is a great way to add extra memory to your microcontroller project. Wait 'til you see how easy it is to use!
Reed Switch Hookup Guide
May 5, 2016
Magnetically-actuated reed switches are the perfect component for non-contact proximity sensors. This tutorial provides a quick overview and example hook up.
Resistors
April 1, 2013
A tutorial on all things resistors. What is a resistor, how do they behave in parallel/series, decoding the resistor color codes, and resistor applications.
Rotary Switch Potentiometer Hookup Guide
April 30, 2015
How to use the Rotary Switch Potentiometer breakout board, with some sample applications.
Sensor Kit Resource Hub
May 5, 2016
An overview of each component in the SparkFun Sensor Kit, plus links to tutorials and other resources you'll need to hook them up.
Single Supply Logic Level Converter Hookup Guide
August 9, 2018
The Single Supply Logic Converter allows you to bi-directionally translate signals from a 5V or 3.3V microcontroller without the need for a second power supply! The board provides an output for both 5V and 3.3V to power your sensors. It is equipped with a PTH resistor footprint for the option to adjust the voltage regulator on the low side of the TXB0104 for 2.5V or 1.8V devices.
SoftPot Hookup Guide
May 5, 2016
Equip your Arduino project with a sliding soft potentiometer to monitor position or adding linear control to your project.
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.