Blog | Technical
Pifacecad link
A simple static C library for controlling PiFace Control and Display.
http://piface.github.io/libpifacecad/$ git clone https://github.com/piface/libmcp23s17.git
$ git clone https://github.com/piface/libpifacecad.git
Build the library:
$ cd libmcp23s17/ && make && cd -
$ cd libpifacecad/ && make
This creates the library libpifacecad.a.