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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. *
***************************************************************************/
#ifndef RAM_H
#define RAM_H
#include "component.h"
#include "logic.h"
#include <tqbitarray.h>
#include <tqptrvector.h>
/**
@author David Saxton
*/
class RAM : public CallbackClass, public Component
{
public:
RAM( ICNDocument *icnDocument, bool newItem, const char *id = 0L );
~RAM();
virtual bool canFlip() const { return true; }
static Item * construct( ItemDocument *itemDocument, bool newItem, const char *id );
static LibraryItem * libraryItem();
protected:
void initPins();
virtual void dataChanged();
void inStateChanged( bool newState );
TQBitArray m_data;
LogicIn * m_pCS; // Chip select
LogicIn * m_pOE; // Output enable
LogicIn * m_pWE; // Write enable
int m_wordSize;
int m_addressSize;
TQPtrVector<LogicIn> m_address;
TQPtrVector<LogicIn> m_dataIn;
TQPtrVector<LogicOut> m_dataOut;
};
#endif
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