ppio Class Reference

abstract class that provides low level access to parallel port bits More...

#include <ppio.h>

Inheritance diagram for ppio:

List of all members.

Public Member Functions
	ppio ()
virtual	~ppio ()
virtual void	write_data (unsigned char v)=0
virtual unsigned char	read_data ()=0
virtual void	write_control (unsigned char v)=0
virtual unsigned char	read_control ()=0
virtual unsigned char	read_status ()=0
virtual void	lock ()=0
virtual void	unlock ()=0
Static Public Member Functions
ppio *	make (int which_pp)

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Detailed Description

abstract class that provides low level access to parallel port bits

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Constructor & Destructor Documentation

ppio::ppio (   )  [inline]

ppio::~ppio (   )  [virtual]

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Member Function Documentation

virtual void ppio::lock (   )  [pure virtual]

Implemented in ppio_ppdev, and ppio_raw.

ppio * ppio::make (  int  which_pp  )  [static]

virtual unsigned char ppio::read_control (   )  [pure virtual]

Implemented in ppio_ppdev, and ppio_raw.

virtual unsigned char ppio::read_data (   )  [pure virtual]

Implemented in ppio_ppdev, and ppio_raw.

virtual unsigned char ppio::read_status (   )  [pure virtual]

Implemented in ppio_ppdev, and ppio_raw.

virtual void ppio::unlock (   )  [pure virtual]

Implemented in ppio_ppdev, and ppio_raw.

virtual void ppio::write_control (  unsigned char  v  )  [pure virtual]

Implemented in ppio_ppdev, and ppio_raw.

virtual void ppio::write_data (  unsigned char  v  )  [pure virtual]

Implemented in ppio_ppdev, and ppio_raw.

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The documentation for this class was generated from the following files:

• ppio.h
• ppio.cc

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