Cell Phone Jammer Using IC555

A Simple Cell phone jammer using IC555.

GSM Controlled Robot

In the project the robot is controlled by a mobile phone that makes a call to the mobile phone attached to the robot. In the course of a call, if any button is pressed a tone corresponding to the button pressed is heard at the other end called ‘Dual Tone Multiple frequency’ (DTMF) tone.

8x8 Dotmatrix Scrolling LED Display

Here 64 leds which are connected to an Matrix display. The Anodes are drived through an Driver IC UDN2981 and the cathodes are drived through ULN2803. The Atmega8515 is used in this project to control the display. The microcontroller is programmed with Bascom AVR.

Infrared Remote Switch

A Simple Infrared remote control circuit.

Simple 89S Series Programmer Circuit

Simple 89S Series Programmer

Download Code and Software

Automatic College Bell using AT89S8252

Automatic College Bell using AT89S8252

Download Code for AT89S8252

Three Phase Induction Motor Auto Control Project

Three Phase Induction Motor Auto Control Project

Download Code for AT89C52

Two Way Intercom using AT89C2051

Solar Tracker Circuit

Solar Tracker Circuit



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