source: pacpussensors/trunk/NMEA0183/src/VWE.cpp@ 77

Last change on this file since 77 was 59, checked in by DHERBOMEZ Gérald, 10 years ago

Integration of new modules:

  • GPS NMEA0183 decoder
  • Span CPT Decoder

Update of:

File size: 1.4 KB
Line 
1#include "nmea0183.h"
2#pragma hdrstop
3
4/*
5** Author: Samuel R. Blackburn
6** Internet: sam_blackburn@pobox.com
7**
8** You can use it any way you like as long as you don't try to sell it.
9**
10** Copyright, 1996, Samuel R. Blackburn
11**
12** $Workfile: vwe.cpp $
13** $Revision: 4 $
14** $Modtime: 10/10/98 2:39p $
15*/
16
17/*
18** This Sentence Not Recommended For New Designs
19** There is no recommended replacement.
20*/
21
22
23
24VWE::VWE()
25{
26 Mnemonic = "VWE";
27 Empty();
28}
29
30VWE::~VWE()
31{
32 //Mnemonic.Empty();
33 Empty();
34}
35
36void VWE::Empty( void )
37{
38 EfficiencyPercent = 0;
39}
40
41BOOL VWE::Parse( const SENTENCE& sentence )
42{
43 /*
44 ** VWE - Wind Track Efficiency
45 **
46 ** 1 2
47 ** | |
48 ** $--VWE,x.x,*hh<CR><LF>
49 **
50 ** Field Number:
51 ** 1) Efficiency, Percent
52 ** 2) Checksum
53 */
54
55 /*
56 ** First we check the checksum...
57 */
58
59 if ( sentence.IsChecksumBad( 2 ) == True )
60 {
61 SetErrorMessage( "Invalid Checksum" );
62 return( FALSE );
63 }
64
65 EfficiencyPercent = sentence.Integer( 1 );
66
67 return( TRUE );
68}
69
70BOOL VWE::Write( SENTENCE& sentence )
71{
72 /*
73 ** Let the parent do its thing
74 */
75
76 RESPONSE::Write( sentence );
77
78 sentence += EfficiencyPercent;
79
80 sentence.Finish();
81
82 return( TRUE );
83}
84
85const VWE& VWE::operator = ( const VWE& source )
86{
87 EfficiencyPercent = source.EfficiencyPercent;
88
89 return( *this );
90}
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