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Engineering Projects For You

Free electronics projects, circuit diagrams and software codes available for students and hobbyists. Complete instructions on DIY electronic devices also available. These projects have been tested by EFY and are available with source codes. These are helpful with understanding concepts of electronics including basic components. The projects are designed to be helpful for engineering students and professionals building their own designs and circuits. The projects are also compiled from time to time to provide a single destination for project junkies. Let us know how you feel about the content and any thing you would like us to cover in the future. We hope you enjoy the content on this page!

ESP32 As Camera Webserver

This small-size programmable camera can start taking pictures when motion is detected and transmit real-time videos. It can be hidden easily for espionage work...

A Small String Of Decorative Flashing Lights Using Arduino

During festivals like Diwali, Christmas, and New Year strings of flashing lights are sometimes used to decorate homes and other premises. Arduino based flashing...

Reference Design For A 15 W Isolated Power Supply

Reference design for an isolated power supply that offers safety, ground loop elimination and protection of sensitive electronics. The EV37F82A from Microchip is an isolated...

Reference Design For Automotive Brushed Motor Driver for Flip Up Display

This reference design is for a push-to-open/push-to-close motor drive system that enables the actuation of a flip-up display for infotainment systems. Luxury cars have many...

Reference Design For A Solar Breaker

Reference design for a solar breaker that can protect your PV panels in case of any fault such as over-current or short-circuit condition. A solar...

ESP32 LoRa Gateway For Data Monitoring

In a boiler safety project, we collect 32 thermocouple readings from the depth of a 500MW boiler second pass area, where ambient temperature on...

Why Current-Mode Control In Switching Regulators Matters

There are thousands of different switching regulators on the market. Their election is based on specifications such as input voltage range, output voltage capability,...

Reference Design For Dual Type-C Chargers For Cars

This reference design takes an automotive input voltage of 12V and can charge two devices simultaneously with a total current of up to 4.5A....

Reference Design For An NFC Based Platform For Measuring Temperature And Light

The RF430FRL152H is a reference design that provides a platform to measure light and temperature using NFC Sensor Interface Transponder. The RF430FRL152H reference design provides...

Reference Design For A Capacitive Proximity Detector

Do you want to control your music or lighting with just a wave of your hand? This reference design from Texas Instruments (TI) will...

A Simple Battery Charger With Overcharge Protection

This simple battery charger, with overcharge protection, can be used to charge multiple cells in a battery. It indicates when the cells are fully...

Reference Design For A High Fidelity Headphone Amplifier

Reference design for an audiophile quality headphone amplifier providing high-power high-fidelity amplification for current output audio DACs (digital to analog converters) Are you an audiophile...

Optical Flow-Based Motion Detection using ESP32

Today we will design a simple optical flow-based motion detection system that tracks the motion and gives us displacement data based on optical flow....

A Special Switch For The Specially Abled

Specially Abled persons, without hands or feet, often find it difficult to switch on an appliance. This switch can come to their rescue. It...

Reference Design For A Smart Real-Time Vehicle Tracking System

Reference design for a smart vehicle tracking system based on GPS/GSM/GPRS. The reference design can predict accidents and car burglaries and share multiple data...

5 Interesting Reference Designs For Smart Homes/Offices

Title of Reference Design Backlight and Smart Lighting Control Image Key Attraction The reference design features an optical light sensor and a proximity sensor to detect...

Reference Design Of An Automotive Cooling Fans

Reference design for a low-cost development and evaluation platform targeted to drive a three-phase Permanent Magnet Synchronous (PMSM) or Brushless DC (BLDC) automotive cooling...

Reference Design Of A 48V Buck Converter for Automotive Systems

A 48V DC/DC step down converter for harsh automotive applications. Vehicles are getting more advanced and come featured packed. Today’s vehicle offers higher safety, better...
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