Basics behind IR pair circuit for a line follower robot

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Lucille
Posts: 15
Joined: Mon Feb 20, 2017 12:04 pm

Basics behind IR pair circuit for a line follower robot

Post by Lucille » Wed Mar 08, 2017 11:12 am

iam interested to know about the theory behind the working of IR pair circuit used in line follower robot. i just always copy the circuit diagram from somewhere and interface it with micro-controller. but i want to know the working of circuit.
anyone give me any references??

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