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+/***************************************************************************
+ * Copyright (C) 2005 by David Saxton *
+ * *
+ * 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 <qbitarray.h>
+#include <qptrvector.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 );
+
+ QBitArray m_data;
+ LogicIn * m_pCS; // Chip select
+ LogicIn * m_pOE; // Output enable
+ LogicIn * m_pWE; // Write enable
+
+ int m_wordSize;
+ int m_addressSize;
+
+ QPtrVector<LogicIn> m_address;
+ QPtrVector<LogicIn> m_dataIn;
+ QPtrVector<LogicOut> m_dataOut;
+};
+
+#endif