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Diffstat (limited to 'src/electronics/components/ram.h')
-rw-r--r-- | src/electronics/components/ram.h | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/src/electronics/components/ram.h b/src/electronics/components/ram.h new file mode 100644 index 0000000..7b78ee9 --- /dev/null +++ b/src/electronics/components/ram.h @@ -0,0 +1,51 @@ +/*************************************************************************** + * Copyright (C) 2005 by David Saxton * + * [email protected] * + * * + * 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 |