Arduino based RPM counter with a new and faster algorithm

This project makes use of the preciseness of a laser beam, just one IR sensor and that good old arduino board to measure the RPM of motors.

Apr 30, 2020

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Components and supplies

1

USB-A to Mini-USB Cable

3

Jumper wires (generic)

1

Laser Diode, 655 nm

1

IR proximity sensor

1

Arduino UNO

1

DC motor (generic)

1

Battery, 9 V

Tools and machines

1

Solder Wire, Lead Free

1

Soldering iron (generic)

Apps and platforms

1

Arduino IDE

Project description

Code

RPM_counter_101

arduino

This is the code for the RPM counter.

RPM_counter_101

arduino

This is the code for the RPM counter.

Downloadable files

Circuit Schematics

schematic for connecting sensor to the arduino board

Circuit Schematics

Circuit Schematics

schematic for connecting sensor to the arduino board

Circuit Schematics

Setup image.

this is the image for the base and other components placement

Setup image.

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Table of contents

Intro

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