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.
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.
Level Shifter - 8 Channel (TXS0108E) Hookup Guide
May 19, 2022
Get started with the SparkFun Level Shifter - 8 Channel (TXS0108E) Breakout to shift between 5V, 3.3V and 1.8V logic level systems.
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.
SparkFun ProDriver Hookup Guide
September 3, 2020
The SparkFun ProDriver utilizes Toshiba's TC78H670FTG stepper motor driver and with the latch pin connections, this new board is easier to get started with than the "Easy" Drivers. To get started, follow this hookup guide and you will be spinning stepper motors, in no time.
SparkFun Clock Generator 5P49V60 (Qwiic) Hookup Guide
February 28, 2020
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.
Fuse Breakout Board Hookup Guide
October 3, 2019
Protect your project by adding a fuse in your circuit to save it from molten destruction.
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.
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.
Beginner Parts Kit Identification Guide
March 22, 2019
The essential parts for beginning (or even experienced) hobbyists that gives you all of the basic through-hole components you will need to get started playing with embedded projects. We'll identify a few parts in the kit and provide a few basic circuits to get started!
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.
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 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.
Noisy Cricket Stereo Amplifier - 1.5W Hookup Guide
April 26, 2018
A hookup guide for the Noisy Cricket Stereo Amplifier - 1.5W.
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!
Introduction to Operational Amplifiers with LTSpice
April 18, 2017
Picking up where we left off in "Getting Started with LTSpice," we delve a little deeper into LTSpice through an introduction of Operational Amplifiers (OpAmps).
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.
Hobby Servo Tutorial
May 26, 2016
Servos are motors that allow you to accurately control the rotation of the output shaft, opening up all kinds of possibilities for robotics and other projects.
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.
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!
Force Sensitive Resistor Hookup Guide
May 5, 2016
How to hook a force-sensitive resistor up to an Arduino to measure pressure variances.
Flex Sensor Hookup Guide
May 5, 2016
An overview of the flex sensor - a bendable variable resistor. Plus, example circuits and Arduino code to get you started!
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