February 2020
Intermediate to advanced
432 pages
10h 50m
English
Content preview from Hands-On ROS for Robotics Programming
Become an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
Start your free trial
Servo package
The servo package consists of a Pulse Width Modulation (PWM) servomotor. It is controlled in an open loop by applying a voltage that produces a proportional rotation of the motor shaft in a 180° amplitude coverage. In the following image there is a small rod that lets us visualize the rotation. In our GoPiGo3 assembly, we will see rotating the distance sensor:
Image courtesy: Dexter Industries: https://www.dexterindustries.com/wp-content/uploads/2017/06/GoPiGo3-Servo-Assembly-11-600x338.jpg
The servo package is part of the GoPiGo3 API library described in the Distance sensor unit test section. Its API methods are detailed at ...