LED

What is Switch Bouncing and How to prevent it using Debounce Circuit What is Switch Bouncing and How to prevent it using Debounce Circuit Table of Contents What is Switch Bouncing and Debouncing?  What is Software Debouncing?  Switch Bouncing Circuit Diagram  1.…
ESP32 Development Board Tutorial ESP32 PWM Tutorial: Controlling the Brightness of LED

Pulse Width Modulation (PWM) is a technique that varies the width of a pulse while keeping the wave frequency constant. The PWM…

LED Display Board using P10 LED Matrix Display and Arduino LED Display Board using P10 LED Matrix Display and Arduino

Display advertising plays a very important role in marketing, and there are several advertising methods like newspapers,…

Transformerless LED Driver Circuit for Reliable Low Cost LED Bulb Designs Transformerless LED Driver Circuit for Reliable Low Cost LED Bulb Designs

LED bulbs are said to be 80% more efficient than other conventional lighting options like fluorescent and incandescent bulbs.…

Mechanically powered Emergency Flashlight Mechanically powered Emergency Flashlight

Flashlight or Torch is very useful in emergency situations like power failure. These flashlights are battery-operated, and we…

Charlieplexing Arduino- Controlling 12 LED with 4 GPIO Pins Charlieplexing Arduino - Controlling 12 LEDs with 4 GPIO Pins

Charlieplexing is a technique of controlling many LEDs using a few I/O pins. Charlieplexing is same as multiplexing, but it…

Interfacing HC-05 Bluetooth Module with MSP430 Launchpad to Control an 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 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 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 Arduino millis() Function in Code 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…