Circuit Lake

Electronic Project and Circuit Collection

AT90S2313 Related Resources

Magnetic Stripe Card Reader

March 08, 2010 By: admin Category: AVR, Data Acquisition, Project No Comments →

This AVR-based magnetic stripe card reader will read the data from track 1 of a credit card, or any other card that uses a similar format, and will send it out an RS232 port where it can be displayed on a PC using any communications program.

Ultrasonic Radar For Driver

February 08, 2010 By: admin Category: AVR, Monitoring, Project No Comments →

This AVR-based embedded system of high-resolution ultrasonic radar will help the driver to avoid potential accidents by telling the driver the minimal distance of obstacles behind the car which may be neglected by drivers. The system uses TV On-screen character display (OSD) technology as main display and LED as secondary display. In the light-emitting bars […]

Secret Keyless Entry System

January 08, 2010 By: admin Category: AVR, Microcontroller, Project, Security System 1 Comment →

This AVR AT90S2313 based project modifies a home’s existing doorbell to become a hidden keyless entry system. The doorbell will operate normally unless a secret code is entered via the doorbell button. When the secret code is entered, the doorbell does not ring and the garage door is opened.

3D Ball LED Matrix

November 14, 2009 By: admin Category: AVR, Display, LED, Microcontroller, Project No Comments →

Led 3D-ball is 3D lights effects project based on microcontroller AVR AT90S2313 and 2 decoder 74145. The project could be use as decoration balls for Xmas and New Year trees, bars, cafes, disco and more. The matrix measuring twenty rays all over seven led. The microcontroller firmware written in basic and compiled with bascom AVR.