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/***************************************************************************
* Copyright (C) 2005 by David Saxton *
* david@bluehaze.org *
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
***************************************************************************/
#include "config.h"
#ifndef NO_GPSIM
#include "micropackage.h"
#include "piccomponent.h"
#include "piccomponentpin.h"
#include <kdebug.h>
PICComponentPin::PICComponentPin( PICComponent * picComponent, PicPin picPin )
: m_id( picPin.pinID )
{
m_gOutHigh = 0.0;
m_gOutLow = 0.0;
m_picPin = picPin;
m_pPICComponent = picComponent;
m_pLogicOut = 0l;
m_pLogicIn = 0l;
m_pIOPIN = 0l;
m_pStimulusNode = 0l;
Zth = 0.0;
Vth = 0.0;
switch ( picPin.type )
{
case PicPin::type_input:
{
m_pLogicIn = picComponent->createLogicIn( picComponent->ecNodeWithID(picPin.pinID) );
break;
}
case PicPin::type_bidir:
{
m_pLogicOut = picComponent->createLogicOut( picComponent->ecNodeWithID(picPin.pinID), false );
m_gOutHigh = 0.004;
m_gOutLow = 0.004;
break;
}
case PicPin::type_open:
{
m_pLogicOut = picComponent->createLogicOut( picComponent->ecNodeWithID(picPin.pinID), false );
m_pLogicOut->setOutputHighVoltage(0.0);
m_pLogicOut->setOutputHighConductance(0.0);
m_gOutHigh = 0.0;
m_gOutLow = 0.004;
break;
}
case PicPin::type_vss:
case PicPin::type_vdd:
case PicPin::type_mclr:
case PicPin::type_osc:
default:
break;
}
if (m_pLogicIn)
m_pLogicIn->setCallback( this, (CallbackPtr)(&PICComponentPin::logicCallback) );
if (m_pLogicOut)
m_pLogicOut->setCallback( this, (CallbackPtr)(&PICComponentPin::logicCallback) );
}
PICComponentPin::~PICComponentPin()
{
delete m_pStimulusNode;
}
void PICComponentPin::attach( IOPIN * iopin )
{
if (!iopin)
{
kdWarning() << k_funcinfo << " iopin is NULL" << endl;
return;
}
if (m_pStimulusNode)
{
kdWarning() << k_funcinfo << " Already have a node stimulus" << endl;
return;
}
if (m_pIOPIN)
{
kdWarning() << k_funcinfo << " Already have an iopin" << endl;
return;
}
m_pIOPIN = iopin;
m_pStimulusNode = new Stimulus_Node(m_id.ascii());
m_pStimulusNode->attach_stimulus(iopin);
m_pStimulusNode->attach_stimulus(this);
// We need to tell the iopin whether or not we are high
if (m_pLogicOut)
logicCallback( m_pLogicOut->isHigh() );
else if (m_pLogicIn)
logicCallback( m_pLogicIn->isHigh() );
}
double PICComponentPin::get_Vth( )
{
if (!m_pIOPIN)
return 0.0;
if ( m_pIOPIN->get_direction() == IOPIN::DIR_INPUT )
return Vth;
else
return m_pIOPIN->get_Vth();
}
void PICComponentPin::set_nodeVoltage( double v )
{
Q_UNUSED(v);
if ( !m_pLogicOut || !m_pIOPIN )
return;
if ( m_pIOPIN->get_direction() == IOPIN::DIR_INPUT )
{
m_pLogicOut->setOutputHighConductance(0.0);
m_pLogicOut->setOutputLowConductance(0.0);
return;
}
m_pLogicOut->setHigh( m_pIOPIN->getDrivingState() );
m_pLogicOut->setOutputHighConductance(m_gOutHigh);
m_pLogicOut->setOutputLowConductance(m_gOutLow);
}
void PICComponentPin::logicCallback( bool state )
{
if (!m_pIOPIN)
return;
Vth = state ? 5e10 : 0;
bDrivingState = state;
if ( m_pIOPIN->get_direction() == IOPIN::DIR_INPUT )
{
Zth = 1e5;
m_pIOPIN->setDrivenState(state);
if (m_pStimulusNode)
m_pStimulusNode->update();
}
else
Zth = 0;
}
void PICComponentPin::resetOutput()
{
if ( m_pLogicOut )
m_pLogicOut->setHigh( false );
}
#endif
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