83 lines
3.1 KiB
C++
83 lines
3.1 KiB
C++
//=========================================================================//
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//-------------------------------------------------------------------------//
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// spi-bus.h -- Header for SPIBus class //
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// This file is part of PonyProg. //
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//-------------------------------------------------------------------------//
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// //
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// PonyProg - Serial Device Programmer //
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// //
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// Copyright (C) 1997-1999 Claudio Lanconelli //
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// //
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// e-mail: lanconel@cs.unibo.it //
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// http://www.cs.unibo.it/~lanconel //
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// //
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//-------------------------------------------------------------------------//
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// //
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// This program is free software; you can redistribute it and/or //
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// modify it under the terms of the GNU General Public License //
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// as published by the Free Software Foundation; either version2 of //
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// the License, or (at your option) any later version. //
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// //
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// This program is distributed in the hope that it will be useful, //
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// but WITHOUT ANY WARRANTY; without even the implied warranty of //
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU //
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// General Public License for more details. //
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// //
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// You should have received a copy of the GNU General Public License //
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// along with this program (see COPYING); if not, write to the //
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// Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. //
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// //
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//-------------------------------------------------------------------------//
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//=========================================================================//
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#ifndef _SPIBUS_H
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#define _SPIBUS_H
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#include "busio.h"
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#include "pgminter.h"
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class SPIBus : public BusIO
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{
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public: //------------------------------- public
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SPIBus(BusInterface *ptr = 0);
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virtual ~SPIBus();
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virtual int Reset();
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void SetDelay();
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protected: //------------------------------- protected
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int SendDataByte(int by);
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int RecDataByte();
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void SetReset()
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{ busI->SetControlLine(1); }
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void ClearReset()
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{ busI->SetControlLine(0); }
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void setSCK()
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{ busI->SetClock(1); }
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void clearSCK()
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{ busI->SetClock(0); }
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int SendDataBit(int b);
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int RecDataBit();
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private:
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void bitMOSI(int b)
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{ busI->SetDataOut(b); }
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void setMOSI()
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{ busI->SetDataOut(1); }
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void clearMOSI()
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{ busI->SetDataOut(0); }
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int getMISO() const
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{ return busI->GetDataIn(); }
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};
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#endif
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