SPP200_Serial.h

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// -*- mode: C++; indent-tabs-mode: nil; c-basic-offset: 4; tab-width: 4; -*-
// vim: set shiftwidth=4 softtabstop=4 expandtab:
/*
 ********************************************************************
 ** NIDAS: NCAR In-situ Data Acquistion Software
 **
 ** 2006, Copyright University Corporation for Atmospheric Research
 **
 ** 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.
 **
 ** 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.
 **
 ** The LICENSE.txt file accompanying this software contains
 ** a copy of the GNU General Public License. If it is not found,
 ** write to the Free Software Foundation, Inc.,
 ** 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 **
 ********************************************************************
*/

#ifndef NIDAS_DYNLD_RAF_SPP200_SERIAL_H
#define NIDAS_DYNLD_RAF_SPP200_SERIAL_H

#include "SppSerial.h"
#include <nidas/util/RunningAverage.h>

namespace nidas { namespace dynld { namespace raf {

class SPP200_Serial : public SppSerial
{
public:

  SPP200_Serial();

  void validate() throw(nidas::util::InvalidParameterException);

  void sendInitString() throw(nidas::util::IOException);

  bool process(const Sample* samp,std::list<const Sample*>& results)
    throw();


  // Packet to initialize probe with.
  struct Init200_blk
  {
    char    esc;                                // ESC 0x1b
    char    id;                                 // cmd id
    DMT_UShort  trig_thresh;                    // trigger threshold
    DMT_UShort  chanCnt;                        // chanCnt
    DMT_UShort  range;                          // range
    DMT_UShort  avTranWe;                       // avgTransWeight
    DMT_UShort  divFlag;                        // divisorflag 0=/2, 1=/4
    DMT_UShort  OPCthreshold[MAX_CHANNELS];     // OPCthreshold[MAX_CHANNELS]
    DMT_UShort  chksum;                         // cksum
  };

  static const int _InitPacketSize = 94;

  struct DMT200_blk
  {
      DMT_UShort cabinChan[8];
      DMT_UShort AvgTransit;
      DMT_UShort FIFOfull;
      DMT_UShort resetFlag;
      DMT_UShort SyncErrA;
      DMT_UShort SyncErrB;
      DMT_UShort SyncErrC;
      DMT_ULong ADCoverflow;
      DMT_ULong OPCchan[MAX_CHANNELS];  // 40 channels max
      DMT_UShort chksum;
  };

protected:

  int packetLen() const {
    return (34 + 4 * _nChannels);
  }

  static const size_t PHGB_INDX, PMGB_INDX, PLGB_INDX, PFLW_INDX, PREF_INDX,
    PFLWS_INDX, PTMP_INDX;

  nidas::util::RunningAverage<unsigned short, 44> _flowAverager;
  nidas::util::RunningAverage<unsigned short, 44> _flowsAverager;

  unsigned short _divFlag;

  unsigned short _avgTransitWeight;
};

}}} // namespace nidas namespace dynld raf

#endif