LED

Interfacing HC-05 Bluetooth Module with MSP430 Launchpad to control an LED

While a lot of wireless technologies have been introduced in past decade, but Bluetooth is still the most popular tech for...

How to Use HM-10 BLE Module with Arduino to Control an LED using Android App

Bluetooth is one of the most popular and easy to use wireless technology. Over the few years there have been many upgrades of...

How to install Node-RED on Raspberry Pi to Control an LED

Ever wondered if there was a way to make simple prototypes of IoT solutions without having to spend days writing codes or to...

Arduino Multitasking Tutorial - How to use millis() in Arduino Code

The multitasking has led the computers to a revolution where one or more programs can run simultaneously which increases...

How to Use Hall Sensor with AVR Microcontroller ATmega16

Hall sensors works on the principle of Hall Effect proposed by Edwin Hall in 1869. The statement proposed says, “The Hall...

Understanding Pulse width Modulation (PWM) in Atmega16/32 AVR Microcontrollers

Pulse Width Modulation (PWM) is a powerful technique where width of the pulse is changed by keeping the frequency constant. The...

How to use ADC in AVR Microcontroller ATmega16

One common feature that is used in almost every embedded application is the ADC module (Analog to Digital Converter). These ...

Arduino Interrupts Tutorial

Consider a fast moving car, if it suddenly gets hit by an another car in opposite direction, the first thing happens is the...

Sending Temperature and Humidity sensor data to Firebase Real-Time Database using NodeMCU ESP8266

Microcontrollers have small internal memory which is not enough to save sensors generated data for long time, either you have...

IoT Controlled LED using Google Firebase Console and ESP8266 NodeMCU

Have you ever thought of controlling any peripheral from anywhere in the world? Yes the IoT (Internet of things) has made this...