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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!
Accessing GPIOs using SYSfs interface of Linux
A lot of development boards with different distributions of Linux are available in the embedded market. These boards come with different processors and therefore...
GPS on Raspberry Pi
A global positioning system (GPS) module is a device used to determine its location on earth in terms of latitude and longitude. Since Raspberry...
Home Media Centre with Raspberry Pi
Raspberry Pi and your LED/LCD TV could be a very interesting combination to try out various DIY projects at home. One such great project...
An Introduction to Plesiochronous Digital Hierarchy
Delivery of services like telephony, voice-over-IP, video streaming, telemedicine, broadcasting of TV programmes, high-speed file sharing, online banking, online video gaming, online education and...
Arduino as AVR Programmer
Program ATmega328P, ATmega328, Attiny 13A, 44, 45, ATMega8A-PU and ATMega8L-PU chips using Arduino Mega 2560 board as a AVR programmer. Arduino Mega 2560 board...
Network Protocols and Smart Sensors: An Introduction to Wireless Sensor Networks (Part 2 of 2)
Read Part 1
A wireless sensor network is a communication system which senses and gathers information from a certain area and sends it to where...
Celestial Weight Calculator
Whether you are a science fiction fan, a space enthusiast or one of the millions who have watched astronauts gamboling about the moon’s surface,...
XBee-Controlled Aircraft
The aim of this project is to develop a 4-channel wireless remote control (RC) system with one XBee each in transmitter and receiver.
This is...
Weather-Forecast Monitoring System
Weather forecasts play an important role in our day-to-day life. A good Weather-Forecast Monitoring System helps in better planning and any preparations that may...
Handling 20nm Design Challenges
1. Complex double-patterning lithography
Complex double-patterning lithography in 20nm process requires rule-aware placement and routing in order to ensure the ability to colour mask correctly...
How to Reduce Power Consumption in Battery-Powered Devices
Over the last few years, we saw numerous new battery technologies being proposed by different research institutes. There was news of flexible Li-ion batteries...
Door-Knock or Vibration Alarm
This is a simple circuit that activates an alarm when there is a knock on the door or there are any vibrations due to...
Automatic Evening Lamp
Presented here is a solution for switching off outdoor lamps even when you are not at home. The lamp turns on in the evening...
Simple Adjustable Staircase Waveform Generator
Staircase signals find many applications in the field of electronics, such as in television systems, telemetry, and analogue and digital communications. Here is a...
Part 3 of 3: Using AVR Microcontroller For Projects
In continuation of the embedded control applications explained in Part 2, let’s now examine the use of inbuilt functions of AVR ATmega8535 (such as...
What’s New in Software Design Tools for Embedded Systems
Since hardware designs are now being churned out in large numbers, it has become challenging for designers to increase the adoption rate and at...
Monitor for 6V/12V Batteries
Rechargeable batteries of 6V and 12V are used in a large number of applications. It is imperative that these are maintained properly to get...
Laser Based Security Lock
Presented here is a security system that uses an inexpensive laser torch which is usually available with a key ring. The advantage of this...