Controlling the brightness of an LED is an easy task. We could do it using code or using wired input. In this tutorial, we will learn how to cont
Control AC Appliances with ESP8266 NodeMCU with a Relay Module
Posted on by Rolan Gaspar Pereira
Introduction
We try to think how wireless devices function. How we can control various devices from any part of the world and so many othe
Bluetooth Controlled Servo Motor using Arduino for Kids
Posted on by Rolan Gaspar Pereira
Hello young tech enthusiasts! Today, we're going to embark on an exciting journey into the world of robotics and learn how to control a servo mot
How to use the BLE on the ESP32?
Posted on by Rolan Gaspar Pereira
Bluetooth technology was invented in the early 1990's and massively gained popularity with Sony Ericsson. Bluetooth is used for short range wirel
How to use the PIR Motion Sensor using interrupts and timers
Posted on by Rolan Gaspar Pereira
Every project that we invent or create is built with an intent to solve an existing issue. We take various inputs from the environment and afte
How to interface the Humidity Sensor DHT11 with the ESP32 (Web Server)
Posted on by Rolan Gaspar Pereira
Measuring Temperature, humidity is become an important task in lives. As we monitor temperatures in various places for example a freezer or a cak
How to Control LED brightness using a Web Server with the ESP32?
Posted on by Rolan Gaspar Pereira
Controlling the brightness of an LED is an easy task. We could do it using code or using wired input. In this tutorial, we will learn how to cont
How to use Bluetooth on the ESP32 ?
Posted on by Rolan Gaspar Pereira
Introduction
The ESP32 comes in-built WiFi, Bluetooth and BLE (Bluetooth Low Energy). We will generally use more of WiFi with ESP32 but the Bl
How to make an ESP32 Web Server?
Posted on by Rolan Gaspar Pereira
Web Server is a computer software with underlying hardware that accepts requests from HTTP. We are going to build a web server with the ESP32 that w
How to Read Analog Signals with the ESP32?
Posted on by Rolan Gaspar Pereira
Introduction
Analog Signals are signals that change in nature with time. Unlike digital signals they have many states, and can be used to cont