Become a Web 3 & Blockchain Developer in 2022 | Step by Step Guide

Web 3 & Blockchain Developer

What is web 3.0 in simple terms? Web 3.0 has the potential to change the internet as we know it forever. You’re still early in catchingthe trend and building your first blockchain application, acquiring the skills to get a high-paying job, or creating your own web3 projects that can make you money. In Web 2.0 … Read more

Interface LCD with an Arduino – LCD Arduino Projects

Hey guys, here is my next blog on LCD interfacing with ARDUINO. Most of the circuits of LCD Arduino projects we saw LCD interfacing, As we know that LCD stands for ‘Liquid Crystal Display’ play a very important role. It is used in different types of devices like in calculator, TVs, any advertising board, etc. … Read more


Hey folk, in this blog we will discussed about interfacing LM35 temperature sensor with Arduino UNO. Introduction about LM35 temperature sensor: LM35 is a precession Integrated circuit Temperature sensor, whose output voltage varies, based on the temperature around it. It is a small and low-cost IC that can be used to measure temperature anywhere between -55°C to 150°C. … Read more

Arduino Flame Sensor Interfacing to Build Fire Alarm System

flame sensor

In this blog, we will see the interfacing of the flame sensor with Arduino. Flame sensor, smoke sensors, fire alarm system, etc. are the safety devices that can be used at various places in the offices, institutions, homes, industrial applications, etc. which protect us from fire accidents. The flame sensor is easily available in the … Read more

Introduction of ESP8266 NodeMCU with Arduino IDE and LED Blinking

ESP8266 NodeMCU

Hey folks, welcome to my blog. Before we go ahead let me you guys why I had written a blog on this topic because I felt that there is a huge increase in usage of wireless devices and machines. So, it’s mandatory now to improve our skills in various wireless communication techniques. As a beginner, … Read more


Door Security alarm system

Nowadays security is the more important role in our day to day activities, in general, we protect our door using a hardware lock system. Most of the time thieves can easily break or open your door lock and entering in your house when you are not present at your house or you are alone in … Read more



 In this blog, we have to make an audio amplifier using LM386 and study how to remove noise in an audio amplifier. As technology is evolving day by day electronic devices are also getting better, smarter, and smaller as well and so is my blog about. We are going to study about how an ordinary audio amplifier using … Read more

How to measure distance using Ultrasonic HCSR04 & ESP8266 Node MCU

How to measure distance using Ultrasonic HCSR04 & ESP8266 Node MCU

We will learn about HC-SR04  widely known as Ultrasonic Sensor, how it works, and how to interface with the NodeMCU. And also how to measure distance using ultrasonic sensor & ESP8266. Before building the circuit let me explain what an HC-SR04 Ultrasonic sensor is?? As the name indicates, ultrasonic sensors measure distance by using ultrasonic waves. … Read more