openmsx::I8251 Class Reference

#include <I8251.hh>

Inheritance diagram for openmsx::I8251:

Collaboration diagram for openmsx::I8251:

Classes
struct	SyncRecv
struct	SyncTrans

Public Types
enum	CmdFaze { FAZE_MODE , FAZE_SYNC1 , FAZE_SYNC2 , FAZE_CMD }
Public Types inherited from openmsx::SerialDataInterface
enum	DataBits { DATA_5 = 5 , DATA_6 = 6 , DATA_7 = 7 , DATA_8 = 8 }
enum	StopBits { STOP_INV = 0 , STOP_1 = 2 , STOP_15 = 3 , STOP_2 = 4 }
enum	ParityBit { EVEN = 0 , ODD = 1 }

Public Member Functions
	I8251 (Scheduler &scheduler, I8251Interface &interface, EmuTime::param time)
void	reset (EmuTime::param time)
byte	readIO (word port, EmuTime::param time)
byte	peekIO (word port, EmuTime::param time) const
void	writeIO (word port, byte value, EmuTime::param time)
ClockPin &	getClockPin ()
bool	isRecvReady () const
bool	isRecvEnabled () const
void	setDataBits (DataBits bits) override
void	setStopBits (StopBits bits) override
void	setParityBit (bool enable, ParityBit parity) override
void	recvByte (byte value, EmuTime::param time) override
void	execRecv (EmuTime::param time)
void	execTrans (EmuTime::param time)
template<typename Archive >
void	serialize (Archive &ar, unsigned version)

Public Attributes
openmsx::I8251::SyncRecv	syncRecv
openmsx::I8251::SyncTrans	syncTrans

Additional Inherited Members
Protected Member Functions inherited from openmsx::SerialDataInterface
	~SerialDataInterface ()=default

Detailed Description

Definition at line 31 of file I8251.hh.

Member Enumeration Documentation

CmdFaze

enum openmsx::I8251::CmdFaze

Enumerator
FAZE_MODE
FAZE_SYNC1
FAZE_SYNC2
FAZE_CMD

Definition at line 74 of file I8251.hh.

Constructor & Destructor Documentation

I8251()

openmsx::I8251::I8251	(	Scheduler &	scheduler,
		I8251Interface &	interface,
		EmuTime::param	time
	)

Definition at line 47 of file I8251.cc.

References reset().

Member Function Documentation

execRecv()

void openmsx::I8251::execRecv

(

EmuTime::param

time

)

Definition at line 294 of file I8251.cc.

References openmsx::I8251Interface::signal().

execTrans()

void openmsx::I8251::execTrans

(

EmuTime::param

time

)

Definition at line 301 of file I8251.cc.

References openmsx::SerialDataInterface::recvByte().

getClockPin()

ClockPin & openmsx::I8251::getClockPin ( )

inline

Definition at line 40 of file I8251.hh.

Referenced by openmsx::MSXFacMidiInterface::MSXFacMidiInterface().

isRecvEnabled()

bool openmsx::I8251::isRecvEnabled

(

)

const

Definition at line 279 of file I8251.cc.

Referenced by openmsx::MSXFacMidiInterface::acceptsData(), openmsx::MSXMidi::acceptsData(), and openmsx::MSXRS232::acceptsData().

isRecvReady()

bool openmsx::I8251::isRecvReady ( ) const

inline

Definition at line 41 of file I8251.hh.

Referenced by openmsx::MSXFacMidiInterface::ready(), openmsx::MSXMidi::ready(), and openmsx::MSXRS232::ready().

peekIO()

byte openmsx::I8251::peekIO	(	word	port,
		EmuTime::param	time
	)		const

Definition at line 86 of file I8251.cc.

References UNREACHABLE.

Referenced by openmsx::MSXFacMidiInterface::peekIO(), openmsx::MSXMidi::peekIO(), and openmsx::MSXRS232::peekIO().

readIO()

byte openmsx::I8251::readIO	(	word	port,
		EmuTime::param	time
	)

Definition at line 77 of file I8251.cc.

References UNREACHABLE.

Referenced by openmsx::MSXFacMidiInterface::readIO(), and openmsx::MSXMidi::readIO().

recvByte()

void openmsx::I8251::recvByte ( byte  value, EmuTime::param  time  )

overridevirtual

Implements openmsx::SerialDataInterface.

Definition at line 261 of file I8251.cc.

References openmsx::ClockPin::getTotalDuration(), openmsx::ClockPin::isPeriodic(), openmsx::I8251Interface::setRxRDY(), openmsx::Schedulable::setSyncPoint(), and syncRecv.

Referenced by openmsx::MSXFacMidiInterface::recvByte(), openmsx::MSXMidi::recvByte(), and openmsx::MSXRS232::recvByte().

reset()

void openmsx::I8251::reset

(

EmuTime::param

time

)

Definition at line 55 of file I8251.cc.

References openmsx::SerialDataInterface::DATA_8, openmsx::SerialDataInterface::EVEN, FAZE_MODE, and openmsx::SerialDataInterface::STOP_1.

Referenced by I8251(), openmsx::MSXFacMidiInterface::reset(), and openmsx::MSXMidi::reset().

serialize()

template<typename Archive >

void openmsx::I8251::serialize	(	Archive &	ar,
		unsigned	version
	)

Definition at line 348 of file I8251.cc.

References openmsx::Schedulable::restoreOld(), syncRecv, and syncTrans.

setDataBits()

void openmsx::I8251::setDataBits ( DataBits  bits )

inlineoverridevirtual

Implements openmsx::SerialDataInterface.

Definition at line 45 of file I8251.hh.

Referenced by openmsx::MSXFacMidiInterface::setDataBits(), openmsx::MSXMidi::setDataBits(), and openmsx::MSXRS232::setDataBits().

setParityBit()

void openmsx::I8251::setParityBit ( bool  enable, ParityBit  parity  )

overridevirtual

Implements openmsx::SerialDataInterface.

Definition at line 255 of file I8251.cc.

Referenced by openmsx::MSXFacMidiInterface::setParityBit(), openmsx::MSXMidi::setParityBit(), and openmsx::MSXRS232::setParityBit().

setStopBits()

void openmsx::I8251::setStopBits ( StopBits  bits )

inlineoverridevirtual

Implements openmsx::SerialDataInterface.

Definition at line 46 of file I8251.hh.

Referenced by openmsx::MSXFacMidiInterface::setStopBits(), openmsx::MSXMidi::setStopBits(), and openmsx::MSXRS232::setStopBits().

writeIO()

void openmsx::I8251::writeIO	(	word	port,
		byte	value,
		EmuTime::param	time
	)

Definition at line 96 of file I8251.cc.

References FAZE_CMD, FAZE_MODE, FAZE_SYNC1, FAZE_SYNC2, and UNREACHABLE.

Referenced by openmsx::MSXFacMidiInterface::writeIO(), and openmsx::MSXMidi::writeIO().

Member Data Documentation

syncRecv

openmsx::I8251::SyncRecv openmsx::I8251::syncRecv

Referenced by openmsx::I8251::SyncRecv::executeUntil(), recvByte(), and serialize().

syncTrans

openmsx::I8251::SyncTrans openmsx::I8251::syncTrans

Referenced by openmsx::I8251::SyncTrans::executeUntil(), and serialize().

---

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

• I8251.hh
• I8251.cc