This is a Parallel Port - called LPT - of the PC box.
It is an interface between LptInterface and HardwareInterface.

Lpt provide three Ports:
Data Port with eight Bit,
Status Port with four Bit (),
Control Port with four Bit ().
See: http://www.soft-collection.com/images/ParallelPortViever.gif

The communication throught LPT can be performed in the following directions:

Data Port: in/out
Status Port: in
Control Port: out

The LPT mode can be set up in BIOS.
It can have:
SPP standard parallel port
Bi-directional
EPP
ECP
ECP/EPP
PS/2 modes.
See:
http://www.beyondlogic.org/spp/parallel.htm#5

Declaration :

• C++ : class Lpt
• Java : interface Lpt
• Php : interface Lpt

Stereotype: interface