CU Organizer

Jul 16, 2014 by

Introduction: One of the newest and fastest growing additions to the digital age in the 1990s has been the handheld personal computer. Given a little flash memory and a...

RSS Reader using ATmega8 microcontroller

Jun 13, 2013 by

I spent part of an afternoon developing a hardware RSS reader (most of my time was spent on the python side of things). It’s pretty simple and uses an AVR...

Homemade VGA Adapter using ATmega644

Jun 12, 2013 by

Introduction Motivation The goal of our project is to create a VGA video adapter. This “homemade video card” should be able to connect to any monitor that subscribes...

Flickr images on a Nokia LCD using ATmega48

Apr 14, 2013 by

LCDs are often used in microcontroller projects. Most used are these green character displays with two or more rows to display menus, status or debug messages. With mass...

The Tuxgraphics AVR NTP clock using ATmega168

Apr 1, 2013 by

The Network Time Protocol (NTP) has revolutionized the world. Suddenly one could have anywhere in the world accurate time and date. NTP is a simple UDP based protocol...

How-To: Super simple serial terminal using ATMEGA128

Mar 27, 2013 by

This hack shows how to make a dumb terminal out of a keyboard, LCD screen, and an 8-bit microcontroller. From time to time, a portable dumb terminal can be handy for...

The Game of Life using ATtiny2313 microcontroller

Mar 26, 2013 by

The reason for making this project is that I was always fascinated by Conways Game of Life. It’s a great demonstration of the fact that simple things with a very...

Tetrapuzz – Tetris clone for AVR using ATmega168

Mar 24, 2013 by

This is a projected that I finished development on over a year ago and I’m just now getting around to documenting it. I wanted to program Tetris from scratch and make...

Interfacing Atmel AVR with Graphics Liquid Crystal Displays using ATmega32

Mar 13, 2013 by

AVR SED1520 Library This is a C-library for avr-gcc/avr-libc to access SED1520-based graphics-LCDs. The modules used to develop the library only support “write to...

The Reflow Soldering Oven with LCD Display using ATmega32

Mar 6, 2013 by

Introduction Our project consists of making a reflow soldering device using a normal toaster oven with a graphical LCD display for control and GUI. Soldering is an...

AVR LCD menu routine using ATmega8 microcontroller

Feb 18, 2013 by

Lets have some practice and write simple AVR LCD menu routine. For this we need to write LCD control library. I decided not to use one from AVRLIB. LCD controlling...

Simplified AVR LCD routines using ATmega8 microcontroller

Feb 16, 2013 by

Controlling numeric LCD isn’t so tricky as it may look like. O course you can find numbers of LCD libraries. One of more universal you can find in AVRLIB library...

Measuring motor speed and display result on LCD using ATmega8 microcontroller

Feb 14, 2013 by

For measuring motos speed there can Optical interrupter used like H21A1. This is a device where IR LED and photo-transistor is coupled in to plastic housing. The gap...

AVR-GCC 4 bit and 8 bit LCD library using ATmega8 microcontroller

Feb 12, 2013 by

Standard alphanumeric LCD display controlled by 74HC164 LCD controller can accept 8 bit data bytes or 4 bit nibbles. Earlier my 4 bit and 8 bit LCD libraries were split...

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