Continuous Rotation Servo Trigger Hookup Guide

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Contributors: Byron J.
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Introduction

When we introduced the regular Servo Trigger, we mentioned that it could be reprogrammed to be more useful with continuous rotation servo motors. However, reprogramming the firmware is somewhat tedious, and users asked for a Servo Trigger preprogrammed with the continuous rotation logic. You asked, and we listened! Introducing the Continuous Rotation Servo Trigger! The name is a mouthful, but if you're looking for an easy way to deploy continuous rotation servos, it should be exactly what you're looking for.

SparkFun Servo Trigger - Continuous Rotation

SparkFun Servo Trigger - Continuous Rotation

WIG-13872
$13.95

Like its sibling, the Continuous Rotation Servo Trigger allows you to control a hobby servo motor without any programming. The servo speed and direction are adjusted using trimpots, and the direction can be changed by attaching a switch.

Continuous Rotation Servo Trigger in Automated Camera Dolly

In this guide, we'll show you how to quickly get your CR Servo Trigger working, then discuss some of the finer details of using and configuring it. Finally, we'll show how it was used to build a simple automated camera dolly.

Suggested Reading

  • We're not going to get too deep into the basics of hobby servos in this hookup guide. If you want more detailed information, check out our Hobby Servo Tutorial.
  • Some more background on motors.
  • If you came here looking for information about the regular Servo Trigger, you can find its hookup guide over here.