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AVR Projects

Compilation of AVR DIY Electronics Projects published on our website…

Wireless VU meter

VU meter is a standard device that indicates the signal level in audio equipment. Unlike other devices, this meter doesn't require a physical connection...

Single-Wire 4×4 Matrix Keypad Using AVR

This tutorial demonstrates a different way of interfacing a 4x4 matrix keypad with ATmega32 AVR microcontroller. Keypad is one of the most important input...

Atmel AVR ISP Dongle

Atmel’s AVR microcontroller chips are in-system programmable (ISP), i.e. these can be programmed directly in the target circuit. A special programmer software is used...

Microcontroller Projects: Home Automation System

In this era of digital revolution, we are surrounded by smart devices that are capable of making decisions on their own without much human...

Moving Message Display On LCD

A moving message display is ideal to get your message (advertisements, greetings, etc) across in an eye-catching way. You can make an LCD show...

Automatic Drip Irrigation System

Conventional irrigation method wastes a lot of water, leading to a high cost of electricity to run the pump set for irrigation. Automation can...

Voting Machine Using AVR Microcontroller

Polling by electronic voting machines (EVMs) has become a norm during elections. Unlike paper ballot systems, EVMs are safe and reliable as these rule...

Make Your Own Remote Controlled Robot

To control a robot, the signal is usually sent through a wireless system using radio frequency (RF) and infrared (IR). To send an IR...

DIY Countdown Timer

Sometimes there is a need to switch on or off electrical appliances or gadgets after a predetermined time. The circuit presented here can switch...

Auto-reversible DC Motor with Speed and Rotation Control

DC motors are widely used in different machines, mechanisms and motion controls in manufacturing and processing industries. In these machines, it is often required...

Secured Room Access System

Security is a prime concern in our day-to-day life. And access control system forms a vital link in a security chain. The microcontroller based...

Cellphone Operated Land Rover

Conventionally, wireless-controlled robots use RF circuits,which have the drawbacks of limited working range, limited frequency range and limited control. Use of a mobile phone...

Temperature Control & Indicator System

Here is an easy-to-construct temperature indicator-cum-controller that can be interfaced with a heater’s coil to maintain the ambient room temperature. The temperature control system is...

Make Your Own USB Data Acquisition System

Presented here is a USB data acquisition system that can be used to interface six sensors and four digital-to-analogue channels. The acquired voltage levels...

Restaurant Menu Ordering System

Automation systems are increasing in day to day life. Applications like home and industrial automation reduce man power while increasing the efficiency. Here in this restaurant...

Ultrasonic Radar Model Using Microcontroller ATmega128

Radar systems have a number of defence as well as civil applications. Air traffic control uses radars to track aircrafts on the ground and...

Wireless Gesture Controlled Robot

In this wireless gesture controlled robot project we are going to control a robot using hand gestures. This is an easy, user-friendly way to...

Microcontroller Projects: ATmega16A Based GPS Receiver

A global positioning system (GPS) receiver is used to get precise geographical location by receiving information from satellites. It not only gives information about...
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