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analog_out_impl.h

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00001 // -*-c++-*- 
00002 //---------------------------< /-/ CLARAty /-/ >------------------------------
00003 /** 
00004  * @file  analog_out_impl.h
00005  *
00006  * Analog output implementation.
00007  *
00008  * <br>@b Designer(s):  Issa Nesnas,
00009  *                      Won Kim
00010  * <br>@b Author(s):    Won Kim,
00011  *                      Issa Nesnas
00012  * <br>@b Date:         August 16, 2002
00013  *
00014  * <b>Software License:</b><br>
00015  * <code>  http://claraty.jpl.nasa.gov/license/open_src/  or
00016  *         file: license/open_src.txt  </code>
00017  *
00018  * &copy; 2006, Jet Propulsion Laboratory, California Institute of Technology<br>
00019  *
00020  * $Revision: 1.3 $
00021  */ 
00022 //-----------------------------------------------------------------------------
00023 
00024 #if !defined (__ANALOG_OUT_IMPL_H)
00025 #define __ANALOG_OUT_IMPL_H
00026 
00027 // Changed common_defs.h to share.h on Feb 26, 2007
00028 #include "claraty/share.h"
00029 
00030 namespace claraty {
00031 
00032 //-------------------------------------------------------------------------
00033 //---------------<< analaog_out_impl Class >>----------------------
00034 //-------------------------------------------------------------------------
00035 
00036 class AO_impl {
00037 
00038 public:
00039   // AO_impl ();                // use default constructor
00040 
00041   virtual int output(int channel, int data) = 0;  // pure virual;
00042                                                   // data in digital number
00043 
00044   virtual float get_gain_for_V(int channel) {return 0.;}        // unit in V
00045   virtual float get_offset_for_V(int channel) {return 0.;}      // unit in V
00046 
00047   // set_unipolar(), set_bipolar()
00048   // set_single_ended, set_differential()
00049   // set_unbuffered(), set_half_buffered(), set_full_buffered()
00050 
00051 };
00052 //-------------------------------------------------------------------------
00053 
00054 } // namespace claraty
00055 
00056 #endif // __ANALOG_OUT_IMPL_H