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//=========================================================================//
// //
// PonyProg - Serial Device Programmer //
// //
// Copyright (C) 1997-2021 Claudio Lanconelli //
// //
// http://ponyprog.sourceforge.net //
// //
//-------------------------------------------------------------------------//
// //
// 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 version2 of //
// the License, or (at your option) any later version. //
// //
// This program 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 this program (see LICENSE); if not, write to the //
// Free Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. //
// //
//=========================================================================//
#ifndef _MICROBUS_H
#define _MICROBUS_H
#include "busio.h"
#include "pgminter.h"
#define ORG8 8
#define ORG16 16
class MicroWireBus : public BusIO
{
public:
MicroWireBus(BusInterface *ptr = nullptr);
virtual ~MicroWireBus();
//long Read(int addr, uint8_t *data, long length);
//long Write(int addr, uint8_t const *data, long length);
int Reset();
virtual int CalcAddressSize(int mem_size) const;
void SetDelay();
protected:
int SendDataWord(int wo, int wlen, bool lsb = false);
int RecDataWord(int wlen, bool lsb = false);
int RecDataWordShort(int wlen, bool lsb = false);
int WaitReadyAfterWrite(long timeout = 50000);
int SendAddress(int addr, int alen)
{
return SendDataWord(addr, alen);
}
void SetReset()
{
busI->SetControlLine(1);
}
void ClearReset()
{
busI->SetControlLine(0);
}
private:
int SendDataBit(int b);
int RecDataBit();
int RecDataBitShort();
void bitDI(int b)
{
busI->SetDataOut(b);
}
void setDI()
{
busI->SetDataOut(1);
}
void clearDI()
{
busI->SetDataOut(0);
}
void setCLK()
{
busI->SetClock(1);
}
void clearCLK()
{
busI->SetClock(0);
}
int getDO() const
{
return busI->GetDataIn();
}
};
#endif
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