80 lines
2.9 KiB
C++
80 lines
2.9 KiB
C++
//=========================================================================//
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// //
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// PonyProg - Serial Device Programmer //
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// //
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// Copyright (C) 1997-2019 Claudio Lanconelli //
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// //
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// http://ponyprog.sourceforge.net //
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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 LICENSE); 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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#ifndef _AT250BUS_H
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#define _AT250BUS_H
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#include "spi-bus.h"
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class At250Bus : public SPIBus
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{
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public:
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At250Bus(BusInterface *ptr = 0);
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//virtual ~At250Bus();
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long Read(int addr, uint8_t *data, long length, int page_size = 0);
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long Write(int addr, uint8_t const *data, long length, int page_size = 0);
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int Reset();
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protected:
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virtual int ReadEEPByte(int addr);
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virtual void WriteEEPByte(int addr, int data);
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int ReadEEPStatus();
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int WriteEEPStatus(int data);
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void EndCycle(void);
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int WaitEndOfWrite(int timeout = 0); // 07/08/99
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//Programming commands
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const uint8_t WriteEnable;
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const uint8_t WriteDisable;
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const uint8_t ReadStatus;
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const uint8_t WriteStatus;
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const uint8_t ReadData;
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const uint8_t WriteData;
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//Status flags
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const uint8_t NotReadyFlag;
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const uint8_t WenFlag;
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const uint8_t BPFlags;
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const int loop_timeout;
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private:
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void setNCS()
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{
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ClearReset(); //27/05/98
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}
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void clearNCS()
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{
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SetReset(); //27/05/98
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}
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};
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#endif
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