This is a 16x16 LED matrix. The picture is scanned at about 60 frames a second. The program has an entry menu and is written in C.

This is a tiny breakout board for the VS1011e MP3 decoder IC. It has all the required components onboard. It measures 25mmx52mm and uses 3V.

Displays are a very important subject in electronics because they provide the way data is presented. Read more

This is a tiny breakout board for the MAX7456 OSD IC. It has all the required components onboard. It measures 17mmx35mm and uses 5V. OSD stands for on screen display. It means using a TV as a display.

This project is a small board containing a CPLD and a SRAM IC. It has an SPI interface to utilize the SRAM. The CPLD is used to implement the SPI interface and address the SRAM.

This module contains a micro SD card, 32Kbyte serial SRAM and an ATmega644 and has the size of a standard SD card.Obviously nowadays any modern CPU can easely drive a sdcard asside process. Read more

Did you ever want to remote control some electrical device such as a coffee machine or your heating? This little box makes it possible. Simply connect it to your phone line and you can control 6 output and 4 input lines via telephone.

This is a compact little device that simply shows the time, date and temperature.

A two channel thermometer. The bars show the temperature with 2.5°C per LED. If only one sensor is applied both displays show the same.

This is the bigger brother of the Temp-p-clock. It has a 128x64 pixel display with a touchscreen. Read more

One basic need of a computer scientist is to measure the power that a USB device drains off the PC.

For some areas like medical equipment or test equipment it is required to galvanically insolate the peripheral from the PC. This little device serves this purpose.