Testing the Z-Axis Accelerometer MMA1220D

The project illustrates a simple test of the Z-Axis MMA1220D accelerometer sensor which was soldered with SOIC16 package.

MPXV5100 Pressure Sensor Interfaced with ATmega8

The project shows the convenience of interfacing MPX5100 series of pressure sensor to microcontroller or microprocessor with A/D inputs.

Temperature Measurement Using AD7416 Sensor

The project illustrates the use of digital temperature sensor AD7416 from Analog Devices in measuring temperatures or triggering some events due to temperature changes.

Homemade Portable MP3 Player

The circuit utilizes an Atmel Atmega128 AVR microcontroller to create a small and portable MP3 stick.

Arduino Temperature Controlled PC Fan

The project illustrates the control of a PC fan speed and using an Arduino microcontroller to read a LM35 temperature sensor.

Wireless Chat Known as ChatBot

The ChatBot project is a set of wireless chatting terminals that use 128x64 graphics LCD and Ericsson Mobile keyboards.