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/*
Copyright (C) 2006 T. Scott Dattalo
This file is part of gpsim.
gpsim 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, or (at your option)
any later version.
gpsim is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with gpsim; see the file COPYING. If not, write to
the Free Software Foundation, 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA. */
#ifndef __ttl_H__
#define __ttl_H__
#include "../src/stimuli.h"
#include "../src/ioports.h"
#include "../src/modules.h"
namespace TTL {
//------------------------------------------------------------------------
//
// TTL devices
//
class TTLbase : public Module
{
public:
TTLbase(const char *_name, const char *desc);
~TTLbase();
virtual void setClock(bool) {}
virtual void setEnable(bool) {}
//virtual void create_iopin_map();
virtual void update_state()=0;
//GtkWidget *create_pixmap(char **pixmap_data);
protected:
double m_dVdd;
bool m_bClock;
bool m_bEnable;
};
class Clock;
class Enable;
class TTL377 : public TTLbase
{
public:
TTL377(const char *_name);
static Module *construct(const char *new_name=NULL);
virtual void create_iopin_map();
virtual void setClock(bool);
virtual void setEnable(bool);
virtual void update_state();
protected:
Clock *m_clock;
Enable *m_enable;
IOPIN **m_D;
IO_bi_directional **m_Q;
};
} // end of namespace TTL
#endif // __ttl_H__
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