The chip expects 3.3 V logic so he made use of a MC74LVX50 hex buffer to tailor the Arduino’s 5 V. Currently he’s working on revision two of the shield, which will include SPI flash memory.

Another day, another Arduino project. This time it's something called SuperDuino, a tiny touchscreen powered by a coin cell battery and backed up by a tiny Arduino-Like processor. The kit can be ...