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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

Getting ready

You will need some micro switches to be triggered when there is an impact with objects. Depending on the type you have, you need to place enough switches to detect any object around the outside (if required, you can use an additional length of wire to extend the reach of the switch). Shown in the following photo are two possible sensors that will cause the switch to activate when the spring or the metal arm hits an object. You need to determine which contacts of the switch open or close the circuit (this will depend on the device):

Small micro switches can be used as collision sensors
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Publisher Resources

ISBN: 9781788629874Supplemental Content