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Raspberry Pi 3 Cookbook for Python Programmers - Third Edition
book

Raspberry Pi 3 Cookbook for Python Programmers - Third Edition

by Steven Lawrence Fernandes, Tim Cox
April 2018
Beginner content levelBeginner
552 pages
13h 58m
English
Packt Publishing
Content preview from Raspberry Pi 3 Cookbook for Python Programmers - Third Edition

Using advanced motor control

The previous driving circuits are not suitable for driving motors in more than one direction (as they only switch the motor on or off). However, using a circuit named an H-bridge, you can switch and control the motor's direction, too.

The switch combinations are shown in the following diagram:

The direction of the motor can be controlled by different switch combinations

Using a different combination of switching, we can change the direction of the motor by switching the positive and negative supply to the motor (SW1 and SW4 activate the motor, and SW2 and SW3 reverse the motor). However, not only do we need four ...

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Publisher Resources

ISBN: 9781788629874Supplemental Content