Contagiri Speed Sensor Module with 2-Way Digital Encoder for Motors

Description

What it is

The digital 2-channel encoder speed sensor module for motors is a useful component for monitoring the speed and position of motors in various projects, such as robotics or remote-controlled vehicles. This module allows you to control the number of motor revolutions and its speed.

Features

• Digital 2-channel encoder speed sensor for motors
• Perfect for Arduino projects

What it is for

This module is ideal for monitoring motor speed and counting revolutions in various applications, such as robotics or remote-controlled vehicles. It can be used by both beginners and more experienced makers. For example, it can be connected to the motor of an RC airplane’s propeller to monitor real-time speed.

Tutorial: How to use Speed Sensor Module

This module is ideal for monitoring motor speed and counting revolutions in various projects, such as robotics or remote-controlled vehicles. It is suitable for both beginners and more experienced makers.

What you need

• Arduino Uno
• USB A-MicroB Cable
• Motors Connection

Steps

1. Connect the module to pin 2 and 3 of the Arduino using the GPIO cables.
2. Check the correct polarity of the motor connector with the module.
3. Download the example sketch from the Arduino website.
4. Compile and send the sketch to the Arduino via the IDE.
5. Open the serial monitor to view the received data.
6. Modify the sketch if necessary, adding features such as revolution counting or average speed.
7. Check the module specifications on the datasheet to optimize power usage and performance.

Example code

// Includi la libreria TimerOne
#include <TimerOne.h>

volatile int count = 0;
const int pinA = 2;
const int pinB = 3;

void setup() {
    pinMode(pinA, INPUT);
    pinMode(pinB, INPUT);
    attachInterrupt(0, pulseCount, RISING);
}

void loop() {}

void pulseCount() {
    count++;
}

Mini project

Create a RPM counting system for your RC model airplane. Connect the module to the propulsion motor and monitor the speed in real-time.

Common mistakes

• Incorrect polarity between motor connector and module.
• Incorrect or inverted switch pin configuration.
• Serial data not updating due to an error in the sketch.
• High power consumption due to suboptimal configuration.

Recommended accessories

• Arduino Uno
• 3D Printed Case Prototype
• LiPo Battery
• DC Motors

Frequently asked questions

How can I count motor RPM?
Use the pulse count received on pins A and B.

What are the speed limitations?
Check the datasheet for accurate specifications.