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IOT based Parking Enforcement System

Open Access

Journal Type:Research Article

Subject:Engineering & Technology

Subject Field:Electrical and Computer Engineering

Volume:5, Issue: 2, May, 2018

Publish Date:October 17, 2019 8:00 pm

Pages:null-null

Download:610

Views:810

Abstract

The proposed system makes use of vacuum pump which flushes out air to create vacuum and thus suction cup create pressure of 750 pounds. At first, the system is placed on the windshield of the car .The user then dials the OTP which is stored in microcontroller .The microcontroller then produces logic’1’ which goes into one of the input of relay .The other input of relay is from 12V DC battery .If the output of microcontroller is logic 1 then  the signals before reaching relay, passes through ULN 2003A which acts as an amplifier and boosts the signal before reaching the relay. Then the relay switches the circuit to vacuum pump and  vacuum pump flushes out air to create vacuum and then the suction cup sticks on the windshield and get locked .For unlocking the user has to dial the same OTP .Then the micro controller verifies that OTP from the previously dialled OTP .If they do not match then nothing will happen .If they match then micrcontroller produces logic’0’. Then the output of relay is logic’0’ and the vacuum pump stops and then the vacuum is released and the cups can be removed.

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