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The PiFace Digital 2 is an add on board for Raspberry Pi that allows for connecting things that will influence the world around it. It includes components like relays, switches, digital and analogue I/O that will allow for connection to sensors, motors, lights etc and can be controlled by Raspberry Pi board. The PiFace Digital 2 has been designed to fit the Raspberry Pi A, A+, B and B+ models. This add on board fits neatly above the Raspberry Pi and connects using the expansion connector. Ensure that all expansion pins are lined up with the holes on the PiFace Digital 2 socket.
Two changeover relays
Four tactile switches
Eight digital inputs
Eight open collector outputs
8 onboard LEDs for indicating status of an application, debugging circuits and codes
Graphical emulator
Easy to program in Python 3 and 2, scratch and C language
Support for interrupts
