#include <I8254.hh>

Public Types
enum class	ByteOrder { LOW , HIGH }

Public Member Functions
	Counter (Scheduler &scheduler, ClockPinListener *listener, EmuTime::param time)

void	reset (EmuTime::param time)

uint8_t	readIO (EmuTime::param time)

uint8_t	peekIO (EmuTime::param time) const

void	writeIO (uint8_t value, EmuTime::param time)

void	setGateStatus (bool status, EmuTime::param time)

void	writeControlWord (uint8_t value, EmuTime::param time)

void	latchStatus (EmuTime::param time)

void	latchCounter (EmuTime::param time)

template<typename Archive >
void	serialize (Archive &ar, unsigned version)

Friends
class	I8254

Detailed Description

Definition at line 19 of file I8254.hh.

Member Enumeration Documentation

◆ ByteOrder

enum class openmsx::Counter::ByteOrder

strong

Enumerator
LOW
HIGH

Definition at line 36 of file I8254.hh.

Constructor & Destructor Documentation

◆ Counter()

openmsx::Counter::Counter	(	Scheduler &	scheduler,
		ClockPinListener *	listener,
		EmuTime::param	time
	)

Definition at line 130 of file I8254.cc.

References reset().

Member Function Documentation

◆ latchCounter()

void openmsx::Counter::latchCounter ( EmuTime::param time )

Definition at line 320 of file I8254.cc.

References LOW.

Referenced by writeControlWord().

◆ latchStatus()

void openmsx::Counter::latchStatus ( EmuTime::param time )

Definition at line 310 of file I8254.cc.

References openmsx::ClockPin::getState().

◆ peekIO()

uint8_t openmsx::Counter::peekIO ( EmuTime::param time ) const

Definition at line 187 of file I8254.cc.

References LOW, and UNREACHABLE.

◆ readIO()

uint8_t openmsx::Counter::readIO ( EmuTime::param time )

Definition at line 156 of file I8254.cc.

References HIGH, LOW, and UNREACHABLE.

◆ reset()

void openmsx::Counter::reset ( EmuTime::param time )

Definition at line 138 of file I8254.cc.

References LOW.

Referenced by Counter().

◆ serialize()

template<typename Archive >

void openmsx::Counter::serialize	(	Archive &	ar,
		unsigned	version
	)

Definition at line 471 of file I8254.cc.

◆ setGateStatus()

void openmsx::Counter::setGateStatus	(	bool	status,
		EmuTime::param	time
	)

Definition at line 330 of file I8254.cc.

References openmsx::ClockPin::getTotalDuration(), openmsx::ClockPin::isPeriodic(), openmsx::ClockPin::setPeriodicState(), openmsx::ClockPin::setState(), and UNREACHABLE.

◆ writeControlWord()

void openmsx::Counter::writeControlWord	(	uint8_t	value,
		EmuTime::param	time
	)

Definition at line 279 of file I8254.cc.

References latchCounter(), LOW, openmsx::ClockPin::setState(), and UNREACHABLE.

◆ writeIO()

void openmsx::Counter::writeIO	(	uint8_t	value,
		EmuTime::param	time
	)

Definition at line 214 of file I8254.cc.

References HIGH, LOW, and UNREACHABLE.

Friends And Related Symbol Documentation

◆ I8254

friend class I8254

friend

Definition at line 71 of file I8254.hh.

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

Public Types

Public Member Functions

Friends