pifacecad

PiFace Control and Display Python module.

Contrast is adjusted with screwdriver + screw by IR node.

Documentation

http://pifacecad.readthedocs.org/

You can also find the documentation and some examples installed at:

/usr/share/doc/python3-pifacecad/

Install

Make sure you are using the latest version of Raspbian:

$ sudo apt-get update
$ sudo apt-get upgrade

Install pifacecad (for Python 3 and 2) with the following command:

$ sudo apt-get install python{,3}-pifacecad

Test by running the sysinfo.py program:

$ python3 /usr/share/doc/python3-pifacecad/examples/sysinfo.py

You will need to configure the IR receiver.

Install on Raspbian Strech and RaspberryPi 3

The piface packages are currently not in the main repositories. You can, however, simply build them from their sources:

• Enable the spi-interface:

    $ sudo raspi-config
    Interfacing Options -> SPI -> Yes

• https://github.com/tompreston/python-lirc

  $ sudo aptitude install liblircclient-dev cython gcc python{,3}-setuptools python{,3}-dev
  $ git clone https://github.com/tompreston/python-lirc.git
  $ cd python-lirc/
  $ make py3 && sudo python3 setup.py install
  $ make py2 && sudo python setup.py install

• https://github.com/piface/pifacecommon

  $ git clone https://github.com/piface/pifacecommon.git
  $ cd pifacecommon/
  $ sudo python setup.py install
  $ sudo python3 setup.py install

• https://github.com/piface/pifacecad

  $ git clone https://github.com/piface/pifacecad.git
  $ cd pifacecad/
  $ sudo python setup.py install
  $ sudo python3 setup.py install

• run the hello world demo:

  >>> import pifacecad
  
  >>> cad = pifacecad.PiFaceCAD()    # create PiFace Control and Display object
  >>> cad.lcd.backlight_on()         # turns the backlight on
  >>> cad.lcd.write("Hello, world!") # writes hello world on to the LCD

• Cleanup:

  $ sudo rm -rf pifacecad/ pifacecommon/ python-lirc/