Search results for: 'sensor arduino'

Overview In this article, we’ll show you how to make a gesture detector by simple components like PIR sensor and Arduino Nano. What You Will Learn Explain PIR sensor applications and how it works Run an 8-Pixel PIR sensor named TPA81 Use PIR sensor to detect motion and gesture by Arduino Make a cool detector to increase or decrease your speaker volume. PIR Sensor; How Does It Work? A passive infrared sensor (PIR sensor) is an electronic senso...

Overview In this article we want to show you how to improve the security of your digital data stored in a hard drive by a finger print sensor and Arduino. What You Will Learn Will learn how to use finger print sensor. Will make a security add on for your hard drive. Can give access to specific users to use your data bank. Data Banks Security A hard disk drive (HDD...

In this tutorial, you will learn how to use the passive infrared (PIR) sensor modules with Arduino. PIR modules play an important role in motion detection technology, security systems, smart lighting, home automation, etc. Whether you're a beginner or an experienced developer —looking to improve your projects— this tutorial will give you a thorough understanding of PIR modules, enabling you to apply them skillfully in your applications. What You Will Learn The str...

Overview In this tutorial, you will learn how to calibrate and use MQ9 gas sensor with an Arduino board. https://electropeak.com/learn/wp-content/uploads/2019/04/mq9-2.mp4 What You Will Learn What the gas sensor is and how it works. Comparison of different gas sensor models How MQ9 gas sensor works Using MQ9 gas sensor with Arduino https://youtu.be/yqr3q-LBEUY?t=22 What Is A Gas Sensor And How Does It Work? A gas sensor is a device that detect...

Overview In this tutorial, you’ll learn about the TCS230 sensor and how to use it with Arduino to recognize colors. At the end of this tutorial, you’ll find a fascinating idea to create a color picker pen. With this pen, you can scan the colors of the objects around you, and start painting on an LCD using that color.  https://electropeak.com/learn/wp-content/uploads/2019/07/color-picker-cover-video4-2.m4v What You Will Learn An ...

KY-037 Sound Sensor Module Features KY-037 module consists of a capacitive microphone and an amplifier circuit. The output of this module is both analog and digital. You can download the datasheet of this module here.[wpdm_package id='16686'] KY-037 Sound Module Pinout This module has 4 pins, 2 of them are for power supply. Pin 1: The analog output. It’s value changes according to the intensity of the received sound. It can be connected to the Arduino analog ...

DHT11 Sensor Features The DHT11 is a digital temperature and humidity sensor. This sensor is able to measure the humidity in the range of 20% to 80% with an accuracy of 5%. It can also measure the temperature in the range of 0 to 50 degrees Celsius with an accuracy of 2 degrees. Note The sampling frequency of this sensor is 1Hz. As a result, there must be at least one second between every readings of the sensor, otherwise the reading values will be incorrect. ...

FC-04 Sound Sensor Features This module consists of a capacitive microphone and an amplifier circuit. The output of this module is analog. This module can be used to measure ambient noise. You can adjust the accuracy of the sensor by using a variable resistor on the device. FC-04 Sound Module Pinout FC-04 module has 3 pins: VCC: Module power supply: 5 V GND: Ground OUT: Module output (Analog) You can see the pinout in the following image. Required Materials Hardware C...

Discover the capabilities of the ZMPT101B voltage sensor and learn how to interface it with Arduino for precise AC voltage measurement. This voltage transformer module allows you to measure AC voltages up to 250 volts with analog output. As the input voltage changes, the output voltage of the sensor adjusts accordingly. What is ZMPT101B Voltage Sensor? The ZMPT101B is a voltage transformer used to measure AC voltage. You can measure AC voltages up to 250 volts by using this module. The output of th...

DS18B20 Temperature Sensor Features The DS18B20 is a temperature sensor that can measure temperature in the range of -55°C to + 125°C with an accuracy of 0.5 ° C. The output accuracy of this sensor is adjustable from 9 to 12 bits which is set to 12 bits by default. The communication protocol of the this sensor is single-wire, and to measure the ambient temperature  you only need to connect one wire to Arduino. Note One of the biggest advantages of this sensor is its one-wire communication protocol....