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NEOPIXEL WORKING AND DEMO

Neopixels are small colourful LEDs which can be chained together in the form of rings, strips or virtually any shape you wish and controlled using a microcontroller.     In this...

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OLED Working And Demo - Part 1

Organic Light Emitting Diode (OLED) displays are very popularly used in embedded systems First, let us set up the circuit. Connect the OLED display to the NodeMCU as shown in...

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AN INTRODUCTION TO ARDUINO

An Arduino is a single-board microcontroller designed to make the process of using electronics for multidisciplinary projects more accessible. It can sense the environment by receiving input from a variety of sensors...

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BUCK CONVERTER: LET'S GET STARTED!

What is a Buck Converter? A buck converter (step-down converter) is a DC-to-DC power converter that steps down voltage (while stepping up current) from its input supply to its output load. It...

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What is pH Sensor Kit

“If it turns pink, it’s acidic I think.” This, probably, has been the most common confusion during our Chemistry labs. Measuring acids and alkalis (bases) with litmus paper is something...

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RADIO FREQUENCY

What is an RF module? RF (radio frequency) module is a small electronic device, to transmit and receive data wirelessly using radio signals. In an embedded system, we often need to...

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