February 2020
Intermediate to advanced
432 pages
10h 50m
English
Content preview from Hands-On ROS for Robotics Programming
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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 ...
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