AVR based mini Projects

Boolean Algebra Calculator Power Supply: It can be defined as a device that supplies electrical energy to one or more electric loads. The term is most commonly applied to devices that convert one…

Water Level Indicator The Water Level Indicator employs a simple mechanism to detect and indicate the water level in an overhead tank or any other water container. The sensing is done by using…

2 Digit Up/Down Counter Circuit Generally, one can see the digital displays which display the score when buttons are pressed on score boards. The main heart of this score board is 2 digits up/down counter…

Street Lights that Glow on Detecting Vehicle Movement Street lights are switched on depending on the intensity of the Sun light on LDR. If the intensity of Sunlight on light dependent resistor is low, its resistance value is…

Temperature Controlled DC Fan using Microcontroller A Temperature Controlled DC Fan is a system which automatically turns on a DC Fan when the ambient temperature increases above a certain limit. Generally, electronic devices produce more heat.…

Ultrasonic Rangefinder HC-SR04 Interfacing with ATmega8 In this article I will describe how to interface a Ultrasonic Range Finder Module with a AVR ATmega8 microcontroller. I will provide a HEX file which you can burn into…

AVR Chronograph from concept to PCB A chronograph is a device used to measure the speed of a passing object.  In it's simplest form, this involves two sensors of some kind that 'see' the object, some…

Interfacing 4-wire Resistive Touchscreen with ATMega16 Microcontroller Touch screens are two dimensional input devices. Nowadays most of the electronic gadgets use them. Laptops, smart phones, tablets and even some home appliances like washing machines & microwave ovens…

Latitude & Longitude Display System Using GPS & AVR Microcontroller This project is a reference to budding engineers or a helping hand to those who willing to work and interface a GPS Receiver with microcontrollerand making their own channel to…

Speed and Direction Control of Stepper Motor using AVR Microcontroller Stepper motor can be termed as digital motor because it operates on pulses. Unlike AC or DC motor that rotates continuously, stepper motor rotates in steps. It rotates in number…

Atmega32 avr based Drone Quadricopter atmega32 avr based Drone Quadricopter:IntroductionOur project is a novel hand held controller in which we use an accelerometer to wirelessly control the motion of a Parrot AR Drone Quadricopter.Rationale:The main…

I2C Bus for ATtiny and ATmega I love the Atmel AVR microcontrollers! Since building the Ghetto Development System described in this Instructable. I've had no end of fun experimenting with the AVR ATtiny2313 and the ATmega168…

Using Atmega32 with Arduino IDE Over time I have used all kinds of Atmel microcontrollers in various projects. One of the most suitable was ATmega32. I have a small collection of development boards for Atmega32/16,…

The Bat Hat Using Atmega1284 Introduction "An ultrasonic range-finding hat with variable haptic feedback for obstacle detection." -Project Sound Bite For our ECE 4760 final project, we designed and implemented an ultrasonic range-finding hat that…

Acoustic Wayfinder Using Atmega1284 Our acoustic wayfinding device utilizes ultrasonic range finders and haptic feedback to facilitate indoor navigation for the visually impaired. The technique of acoustic wayfinding uses auditory cues, such as sounds…

Clap-E acoustic tracking robot using atmega1284 An Introduction For the ECE 4760 final project, we designed and built a sound follower robot named Clap-E. As its name implies, Clap-E receives a clap sound and moves toward…

Infrared Theremin Using Atmega1284 Introduction A modern-day twist on the classic theremin musical instrument. This project uses two IR sensors and the ATMEGA1284P microcontroller to create an inexepensive, easy-to-use theremin. The theremin is a…

Wireless Pedometer Using Atmega1284 Introduction There’s a simple question asked by runners, walkers, joggers, and anyone who moves. How fast am I going? Runners want to pace themselves, athletes are trying to train for…

Gesture Based Security Lock Using Atmega1284 Introduction Our final project is to design a security system which can be unlocked by means of a stored gesture pattern. The idea is to create a box like assembly,…

Automated Drink Mixer Using Atmega1284 Abstract The automated drink mixer takes orders from a push-button menu, and moves a regular 16-ounce glass under a series of inverted bottles while dispensing specified amounts of mixers to…

Beacon: A Zero Instruction Navigation Device Using atmega1284 Introduction to the Device Beac0n allows us to explore the tacit human understanding of technological feedback. The Beac0n is a gps pathfinder that is designed to be completely intuitive to…

Precision Cooker: A Temperature Controlled Cooker Using Atmega1284 Precise time and temperature control are critical when cooking. Slight deviations in either temperature or cooking time can ruin delicate ingredients. Despite this fact, most modern day stovetops provide no…

Scan-E: An optical blood pressure sensor Using Atmega1284 Introduction For this project, we created a noninvasive heart rate and blood pressure measurement tool with the intention of gathering data for large-scale analysis for the automatic prediction of heart…

Low-Budget Laser Projector Using Atmega1284 Introduction For our ECE 4760 final project, we designed a low-budget laser projector system. The project was broken into main sections: the custom hardware designed and fabricated to make up…

Autonomous Air-Hockey Goalie Using atmega 1284 This project is intended to perform the role of a goal-keeper in the popular arcade game Air Hockey. In this project, the robot shown below senses a puck coming toward…