Circuit Lake

Electronic Project and Circuit Collection

ATmega32 Related Resources


AVR 8x8x8 3D LED Cube

January 10, 2013 By: admin Category: AVR, Display, LED, Microcontroller No Comments →

3D LED Cube 8x8x8

Here is another great inspiring 8x8x8 LED Cube project based on AVR microcontroller. You can use it as 3D LED graphic equalizer for your audio system visualization. The project uses 8x8bit Latches IC (74HC573D) to control the anodes of 8 LEDs via PNP Transistor and 8 N-Channel MOSFETs (IRF530) to control the cathodes of 64 […]

Head-Controlled Keyboard And Mouse For Disabled, AVR ATMega32

October 07, 2012 By: admin Category: AVR, Control, Interfacing, Wireless No Comments →

AVR Head-Controlled Keyboard And Mouse

Easy Input is a head-controlled keyboard and mouse input device for paralyzed users. The system is built based on AVR ATMega32. It uses user’s head movement to control mouse movement on the monitor and user’s eye blinking to activate mouse click. Two main sensor used for this project are Freescale MMA6560Q accelerometers to detect head […]


AVR Data Logger with MicroSD

October 12, 2011 By: admin Category: AVR, Data Acquisition, Interfacing, Microcontroller, Project No Comments →

Data Logger with MicroSD card

This project shows you how to store data into microSD card in files with FAT32 format using microcontroller AVR ATmega32. The MCU receives sensor’s data through internal ADC. You can connect up to 8 different sensors to the system.

AVR Based Basic Calculator

May 09, 2011 By: admin Category: AVR, Digital, Display, Microcontroller, Miscellaneous, Project No Comments →

math calculator schematic

The purpose of the project is to build a basic calculator based on microcontroller ATMEGA32. It uses 4×4 matrix keyboard as input device with a 74C922 decoder. This decoder generates an interrupt through External Interrupt INT0 every time a key is pressed. The result of calculation displayed on 16×2 LCD.