Sensors
Qwiic Proximity Sensor (VCNL4040) Hookup Guide
February 28, 2019
The SparkFun Qwiic Proximity Sensor is a great, qualitative proximity (up to 20 cm) and light sensor. This hookup guide covers a few examples to retrieve basic sensor readings.
Qwiic Scale Hookup Guide
April 11, 2019
Create your own digital scale quickly and easily using the Qwiic Scale!
Qwiic SHIM Kit for Raspberry Pi Hookup Guide
February 16, 2021
Get started with the Serial LCD with RGB backlight and 9DoF IMU (ICM-20948) via I2C using the Qwiic system and Python on a Raspberry Pi! Take sensor readings and display them in the serial terminal or SerLCD.
Qwiic TMP117 High Precision Digital Temperature Sensor Hookup Guide
November 14, 2019
Add a high precision, digital temperature sensor to your projects using the TMP117 over the I2C!
Qwiic ToF Imager - VL53L5CX Hookup Guide
January 27, 2022
Hookup Guide for the Qwiic ToF Imager - VL53L5CX
Qwiic Ultrasonic Distance Sensor (HC-SR04) Hookup Guide
March 26, 2021
Get started with the Qwiic Ultrasonic Distance Sensor!
Qwiic UV Sensor (VEML6075) Hookup Guide
December 20, 2018
Learn how to connect your VEML6075 UV Sensor and figure out just when you should put some sunscreen on.
Qwiic VR IMU (BNO080) Hookup Guide
April 30, 2018
Figure out how things are oriented with the robust 9 degrees of freedom (DOF) BNO080 IMU. Maybe even make your own virtual reality (VR) applications if you're feeling savvy.
Raspberry Pi Zero Helmet Impact Force Monitor
March 8, 2018
How much impact can the human body handle? This tutorial will teach you how to build your very own impact force monitor using a helmet, Raspberry Pi Zero, and accelerometer!
RedBoard Santa Trap
December 25, 2014
A fun holiday project to try for anyone looking to catch Santa on Christmas!
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.
RHT03 (DHT22) Humidity and Temperature Sensor Hookup Guide
March 12, 2019
Measure relative humidity and temperature or your environment with the RHT03 (a.k.a DHT22) low cost sensor on a single wire digital interface connected to an Arduino!
Rotary Dial Kit Assembly Guide
June 22, 2018
Put together your Rotary Dial Kit and light it up with our Arduino example code!
Sending Sensor Data over LoRa
November 4, 2022
This tutorial will show you how setup a simple peer-to-peer connection to send and receive sensor data using LoRa.
Sending Sensor Data Over WiFi
January 16, 2022
This tutorial will show you how setup a simple peer-to-peer connection to send and receive sensor data between two ESP32 WiFi boards.
Sending Sensor Data via Bluetooth
April 14, 2023
In this tutorial, we will show you how to get started on incorporating Bluetooth into your electronics projects. This project uses a SparkFun Thing Plus ESP32 Wroom USB-C to display data from a Triple Axis Accelerometer over Bluetooth.
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.
Si7021 Humidity and Temperature Sensor Hookup Guide
May 5, 2016
The Si7021 humidity and temperature sensor is an easy to use, digital, low-cost sensor to aid you in all your environment sensing needs.
SIK Keyboard Instrument
April 15, 2016
We can use the parts and concepts in the SparkFun Invetor's Kit to make a primitive keyboard instrument.
Simultaneous RFID Tag Reader Hookup Guide
February 23, 2017
A basic guide to getting started with the RFID Tag Reader breakout and how to read and write multiple RFID tags over multiple feet!
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.
Soil moisture-sensing by hacking a solar light
June 19, 2014
How to take a solar powered pathway light from a hardware store and make it into a crude soil moisture sensor.
Soil Moisture Sensor Hookup Guide
January 29, 2021
A quick hookup guide and project to get you started with the Soil Moisture Sensor from SparkFun.
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.