1-Wire Thermostat with Programmable AVR

An Atmel AVR ATmega128 microcontroller contained on a single-board computer is the basis of developing a programmable thermostat.

IR Remote Controlled Car Using PWM Motor Control

An ATmega8 was used to build this circuit which can be used to control the DC motor found on toy car wheels with gears through IR remote control.

Decoder Device 2 for Dual Tone Multi Frequency

Decoding the telephone-generated DTMF is the purpose of building the DTMF decoder 2 which can be connected directly to a serial port and use a HyperTerminal on a PC to view the digits.

Portable Tilt-Controlled Video Game Known as Weeboy

The Weeboy is an advanced portable color tilt-controlled video game system which does not depend on any external power sources or stationary displays.

Monitoring Device of Horsepower Rating

Measuring the torque in an automobile drive shaft is the purpose of designing this horsepower monitor device which can provide an output to a portable computer via an RS232 interface or a vehicle data recording system.

Low-Cost Gauge of Fuel Consumption

The project aims to build a cheap gauge that can measure in real-time the fuel consumption of a vehicle.