Centipede shield offers 64 I/O pins
Garrett Mace’s Centipede Shield has some pretty cool features: The Centipede Shield is an add-on PCB for standard layout (Duemilanova, Diecimila) Arduino microcontroller boards. It uses the Wire I2C interface on analog pins 4 and 5 to provide 64 general purpose I/O pins. This means that each pin can be assigned as an input or […]