Introduction

• SparkFun Ultrasonic Distance Sensor - TCT40 (Qwiic)
  SKU: SEN-24805

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• The SparkFun Qwiic Ultrasonic Distance Sensor, a user-friendly upgrade to the popular HC-SR04 sensor, offers non-contact distance measurement from 2cm to 400cm with an accuracy of 3mm. This sensor is designed to seamlessly integrate with the Qwiic ecosystem for I²C communication, making it a breeze to add to your existing projects and daisy-chain with other Qwiic components.

  With its wide range of applications, the SparkFun Qwiic Ultrasonic Distance Sensor is a versatile tool for robotics projects, obstacle avoidance systems, and any application that requires accurate distance measurement without physical contact. Its adaptability makes it a valuable addition to your toolkit.

  Purchase from SparkFun

Required Materials

To follow along with this tutorial, you will need the following materials. You may not need everything though depending on what you have. Add it to your cart, read through the guide, and adjust the cart as necessary.

SparkFun Ultrasonic Distance Sensor - TCT40 (Qwiic) SEN-24805

USB micro-B Cable - 6 Foot CAB-10215

Qwiic Cable - 100mm PRT-14427

SparkFun RedBoard Qwiic DEV-15123

Suggested Reading

Below are a few tutorials that may help users familiarize themselves with various aspects of the board.

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  How to Solder: Through-Hole Soldering

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  I2C

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  Serial Terminal Basics

The SparkFun Ultrasonic Distance Sensor - TCT40 (Qwiic) takes advantage of the Qwiic connect system. We recommend familiarizing yourself with the Logic Levels and I²C tutorials. Click on the banner above to learn more about Qwiic products.