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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!
Automatic Daily Meal Reminder System
A structured meal plan consistently supports a healthy lifestyle, regulating body weight and reducing the risk of diabetes and cardiovascular diseases.
Maintaining regular meal habits...
Building An ESP32-Powered Digital Dice: Step-By-Step Guide
Electronic dice or e-dice are widely used today, but creating a design replicating the anticipation and randomness of a physical dice roll comes with...
Low-Cost Pulse Driver Circuit For Solenoids And Coils
A pulse driver circuit designed for solenoids and coils generates a short pulse of predetermined width to activate the solenoid, regardless of the duration...
Real-time Face Recognition with YOLO
This device integrates real-time face detection with a 5-point facial landmarking system to identify known and unknown faces. It serves multiple applications, from a...
Two Digit Counter
A two digit counter is an electronic device that counts from 00 to 99 and displays the count on two 7-segment displays.
With each clock...
Programmable 100V High-Current Regulator Refrence Design
The design is also scalable in terms of output current, supporting 1-ms pulses with tested currents up to ±20 A, making it suitable for...
Alarm Tone Generator Reference Design
The design creates alarm sounds for medical devices. It controls timing, shapes signals, and ensures accurate alerts. It is adjustable and easy to integrate.
TIDA-010040...
Smallest Spy Video Streaming Camera
The IndusBoard Coin V2, a compact ESP32-S2-based development board measuring just 3.3 cm, is an excellent platform for building ultra-small embedded projects. Combined with...
MED-SPO2 Tower System Module (Pulse Oximeter) Reference Design
The design with 8-bit MCUs supports communication interfaces, an ECG sensor, and a modular system for making and testing medical applications.
Pulse oximetry is a...
RF CW Signal Generator Reference Design
The design is suitable for applications in test and measurement, wireless communications, military and aerospace, radar detection, and microwave backhaul.
Signal generators are essential instruments...
DC-DC Converters For Efficient Power Delivery
The 48V to 12V DC-DC converters support power delivery networks, reduce weight, and simplify the transition from legacy 12V systems.
Vicor has launched a new...
Vehicle Networking Reference Design
The design helps cars with networking, security, software updates, and data management, making vehicles more connected.
The S32G-VNP-RDB3 from NXP Semiconductors is a compact reference...
Reference Design For Transmitting SPI Signals Via LVDS
By leveraging the LVDS interface for SPI communication, this solution provides a reliable, power-efficient, and noise-resistant method for extending SPI communication range across various...
Security Bug In ESP Chips! What Is It? How To Handle It?
A hidden ESP32 feature could let attackers spoof devices, steal data, and install malware. With IoT security at stake, what does this mean for...
Reference Design For Drone Electronic Speed Controllers
Its versatile communication interfaces, power efficiency, and advanced motor control features make it an excellent choice for high-performance motor applications.
Design engineers developing drones require...
ROS-Based Robot Body Controller Reference Design
This solution enables precise servo control, real-time communication, and seamless integration with ROS.
The development of robotic systems requires precise control and efficient communication between...
Three-Phase GaN Inverter Reference Design
The 12V-60V three-phase GaN inverter design offers efficiency, precise current sensing, and sensorless control for robotics and motor drives.
This reference design from Texas Instruments...
Reference Design For Gigabit Ethernet Front End
Featuring optimized components such as transformers, common-mode chokes, and surge protection, this validated design ensures superior signal integrity, EMC compliance, and IEEE 802.3 compatibility.
In...