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AVR Projects

Compilation of AVR DIY Electronics Projects published on our website…

Make Your Own Password Locker

A password locker usually has an electromagnetic lock that opens only when the correct password is entered. The circuit presented here for such a...

Microcontroller Projects: AVR Bootloader Circuit for Trouble-free Programming

Normally, ATMEL’s AVR microcontrollers are programmed using programmers. There are many ways to program the AVR microcontrollers, such as in-system programming, parallel programming and...

Make This Joystick-Controlled Robot

The circuit presented here uses a joystick to control a robot. A joystick is more comfortable to use and accurate to control a robot...

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...

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....

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...

Build Your Own Miniature VAW Meter

The circuit presented here can measure voltage (V), current (A) and wattage (W) on an OLED. It is actually voltmeter, ammeter and wattmeter circuits...

Gesture Controlled Wheelchair Using ATmega32

Wheelchairs are useful for people for whom walking is difficult or impossible due to some illness, injury or disability. There are different types of...

Make Your Own Smart Light

Most textile retail stores have trial/changing rooms for customers to try on new clothes before buying them. These rooms are illuminated all day long,...

Build A Serial Data Debugger

A Serial Data debugger is a tool used to test and debug other programs or target programs. This project is based on Atmega16A microcontroller...

Appliance Guard To Prevent Damage

This circuit monitors the AC current flowing through an electrical appliance and automatically turns the appliance off when the current goes beyond maximum or...

Make This Simple Graphical LCD Scope

This scope reads input signal and displays the output waveform on a graphical liquid crystal display (GLCD) having 128×64-pixel resolution. The signal is fed...

20 Practical AVR Projects with ATmega Microcontrollers

AVR is a family of microcontrollers developed by Atmel beginning in 1996. These are modified Harvard architecture 8-bit RISC single-chip microcontrollers. ATmega series are one of the types of AVR microcontrollers with features like...

Industrial Digital Thermometer

Presented here is a 4-digit Industrial Digital thermometer based on ATmega16 microcontroller (MCU), which can measure temperature up to 1024°C. Normal thermometers have a limited...

Music-Operated RGB LED

Here, RGB LED light intensity and colour change with the rhythm and volume of music. It is a great idea to have such a...

RF-Based 12-Bit Signal Transmitter And Receiver

The circuit presented here converts 12-bit parallel digital data to serial data and then transmits it through RF transmitter module. Serial data is received...

Simple and Low-Cost GPS Clock

Real-time clock (RTC) integrated circuits (ICs) are used for reasonably accurate time displays. The accuracy of RTCs mostly depends on the crystal. In a...

Touchscreen and GLCD-Based Home Automation

This project controls home electrical appliances using a touchscreen input device. The system comprises two relays for controlling a bulb and a fan as...
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