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Intermediate Projects

Programmable Interval Timer for Live Shows

Presented here is a microcontroller-based special-purpose programmable interval timer for live shows and competitions to record time while the contestants are performing. The main...

Web-Based Water-Level Monitor and Pump Controller

Several articles about water-level controllers for overhead tanks have been published in earlier issues of EFY magazine. But the project we are going to...

Remote Health Monitoring With BLE Capability

Due to the lack of transport and the non-availability of doctors, a lot of people might not get the right treatment at the right...

Robocar With Wireless Steering

We have seen many projects where a robot is controlled by a remote controller. Here we describe a robot (robocar) that can be steered...

Arduino-Based Shadow Alarm

Shadow alarms are usually used for protection against theft. A shadow alarm is a device that sounds an alarm when a shadow falls on...

Build A Clap- And Gesture-Controlled Robot

This is a two-in-one project to control a robot in four directions (forwards, backwards, right and left) either by clapping or through simple gestures....

High-Power LED Stroboscope

Stroboscope is a convenient and accurate enough instrument to measure speeds of rotating objects in homes or industries. One can use it to find...

Solar Compass with OLED Display

The solar compass presented here is a navigational tool, which helps in finding directions through the position of sun in the sky as reference....

Control Light Animations Using Android App

In this project, an Android application is developed to control light animations using six different LED chasing patterns. Additionally, blinking speed of LEDs is...

GPS Navigator

Global positioning system (GPS) is a wonderful technology that has made navigation systems highly accurate and efficient in recent years. All the mobile phones...

Quiz Game Controller

This PIC16F877A microcontroller-based quiz controller, designed for up to six players or teams, is suitable for school and college quiz competitions. It is similar...

PC-Based GPS Receiver

Today, there are many gadgets available with GPS technology. GPS stands for ‘global positioning system.’ It provides the data corresponding to the position of...

Measure Difficult Angles With This Digital Protractor

Digital compass and protractor are two of the most basic tools for specifying directions and measuring angles. But sometimes it is difficult to get...

Configurable RS232 To TTL To I2C Adaptor

RS232 signals cover a much longer distance than standard TTL and I2C signals. Also, RS232 signals have better noise immunity. RS232 is a well-known...

Simple DC To DC Converter For Microcontroller Kit

This article describes a simple, low-cost DC to DC converter for a microcontroller (MCU) kit. This converter is built around popular NE555 timer. It...

Arduino Nano Based Car Security & Automatic Wiper System

This project addresses the automatic wiper and car security system for a car. Apart from that, it takes care of the security in terms...

Active Probe With High Input Impedance And Selectable Gain

A high input impedance AC and DC active probe is required to increase the input resistance and sensitivity of such measuring instruments as oscilloscopes...

Extend Transmission Range Of 433MHz RF Transmitter Module

433MHz radio frequency (RF) modules are widely used in different wireless projects and products. Normal range of most RF transmitter and receiver modules is...
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