1 | // License: GPL. For details, see LICENSE file.
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2 | package org.openstreetmap.josm.io.nmea;
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3 |
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4 | /**
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5 | * An NMEA sentence consists of a start delimiter, followed by a comma-separated sequence of fields,
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6 | * followed by the character * (ASCII 42), the checksum and an end-of-line marker.
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7 | * The start delimiter is normally $ (ASCII 36).<p>
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8 | * Most GPS sensors emit only RMC, GGA, GSA, GSV, GLL, VTG, and (rarely) ZDA.
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9 | * Newer ones conforming to NMEA 3.x may emit GBS as well.
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10 | * Other NMEA sentences are usually only emitted by high-end maritime navigation systems.<p>
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11 | * See <a href="http://www.catb.org/gpsd/NMEA.html#_nmea_encoding_conventions">NMEA Encoding Conventions</a>
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12 | * @since 12421
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13 | */
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14 | public enum Sentence {
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15 |
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16 | /**
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17 | * GBS - GPS Satellite Fault Detection<p>
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18 | * <pre>
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19 | * 1 2 3 4 5 6 7 8 9
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20 | * | | | | | | | | |
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21 | * $--GBS,hhmmss.ss,x.x,x.x,x.x,x.x,x.x,x.x,x.x*hh
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22 | * </pre>
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23 | * Field Number:<ol>
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24 | * <li>UTC time of the GGA or GNS fix associated with this sentence</li>
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25 | * <li>Expected error in latitude (meters)</li>
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26 | * <li>Expected error in longitude (meters)</li>
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27 | * <li>Expected error in altitude (meters)</li>
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28 | * <li>PRN of most likely failed satellite</li>
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29 | * <li>Probability of missed detection for most likely failed satellite</li>
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30 | * <li>Estimate of bias in meters on most likely failed satellite</li>
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31 | * <li>Standard deviation of bias estimate</li>
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32 | * <li>Checksum</li>
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33 | * </ol>
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34 | * See <a href="http://www.catb.org/gpsd/NMEA.html#_gbs_gps_satellite_fault_detection">GBS</a>
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35 | */
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36 | GBS,
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37 |
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38 | /**
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39 | * GGA - Global Positioning System Fix Data<p>
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40 | * <pre>
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41 | * 11
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42 | * 1 2 3 4 5 6 7 8 9 10 | 12 13 14 15
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43 | * | | | | | | | | | | | | | | |
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44 | * $--GGA,hhmmss.ss,llll.ll,a,yyyyy.yy,a,x,xx,x.x,x.x,M,x.x,M,x.x,xxxx*hh
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45 | * </pre>
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46 | * Field Number:<ol>
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47 | * <li>Universal Time Coordinated (UTC)</li>
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48 | * <li>Latitude</li>
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49 | * <li>N or S (North or South)</li>
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50 | * <li>Longitude</li>
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51 | * <li>E or W (East or West)</li>
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52 | * <li>GPS Quality Indicator,<ul>
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53 | * <li>0 - fix not available,</li>
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54 | * <li>1 - GPS fix,</li>
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55 | * <li>2 - Differential GPS fix (values above 2 are 2.3 features)</li>
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56 | * <li>3 = PPS fix</li>
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57 | * <li>4 = Real Time Kinematic</li>
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58 | * <li>5 = Float RTK</li>
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59 | * <li>6 = estimated (dead reckoning)</li>
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60 | * <li>7 = Manual input mode</li>
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61 | * <li>8 = Simulation mode</li>
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62 | * </ul></li>
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63 | * <li>Number of satellites in view, 00 - 12</li>
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64 | * <li>Horizontal Dilution of precision (meters)</li>
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65 | * <li>Antenna Altitude above/below mean-sea-level (geoid) (in meters)</li>
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66 | * <li>Units of antenna altitude, meters</li>
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67 | * <li>Geoidal separation, the difference between the WGS-84 earth ellipsoid and mean-sea-level (geoid),
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68 | * "-" means mean-sea-level below ellipsoid</li>
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69 | * <li>Units of geoidal separation, meters</li>
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70 | * <li>Age of differential GPS data, time in seconds since last SC104 type 1 or 9 update, null field when DGPS is not used</li>
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71 | * <li>Differential reference station ID, 0000-1023</li>
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72 | * <li>Checksum</li>
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73 | * </ol>
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74 | * See <a href="http://www.catb.org/gpsd/NMEA.html#_gga_global_positioning_system_fix_data">GGA</a>
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75 | */
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76 | GGA,
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77 |
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78 | /**
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79 | * GSA - GPS DOP and active satellites<p>
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80 | * <pre>
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81 | * 1 2 3 14 15 16 17 18
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82 | * | | | | | | | |
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83 | * $--GSA,a,a,x,x,x,x,x,x,x,x,x,x,x,x,x,x,x.x,x.x,x.x*hh
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84 | * </pre>
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85 | * Field Number:<ol>
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86 | * <li>Selection mode: M=Manual, forced to operate in 2D or 3D, A=Automatic, 3D/2D</li>
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87 | * <li>Mode (1 = no fix, 2 = 2D fix, 3 = 3D fix)</li>
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88 | * <li>ID of 1st satellite used for fix</li>
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89 | * <li>ID of 2nd satellite used for fix</li>
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90 | * <li>ID of 3rd satellite used for fix</li>
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91 | * <li>ID of 4th satellite used for fix</li>
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92 | * <li>ID of 5th satellite used for fix</li>
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93 | * <li>ID of 6th satellite used for fix</li>
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94 | * <li>ID of 7th satellite used for fix</li>
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95 | * <li>ID of 8th satellite used for fix</li>
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96 | * <li>ID of 9th satellite used for fix</li>
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97 | * <li>ID of 10th satellite used for fix</li>
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98 | * <li>ID of 11th satellite used for fix</li>
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99 | * <li>ID of 12th satellite used for fix</li>
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100 | * <li>PDOP</li>
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101 | * <li>HDOP</li>
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102 | * <li>VDOP</li>
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103 | * <li>Checksum</li>
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104 | * </ol>
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105 | * See <a href="http://www.catb.org/gpsd/NMEA.html#_gsa_gps_dop_and_active_satellites">GSA</a>
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106 | */
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107 | GSA,
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108 |
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109 | /**
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110 | * GSV - Satellites in view<p>
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111 | * <pre>
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112 | * 1 2 3 4 5 6 7 n
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113 | * | | | | | | | |
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114 | * $--GSV,x,x,x,x,x,x,x,...*hh
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115 | * </pre>
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116 | * Field Number:<ol>
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117 | * <li>total number of GSV messages to be transmitted in this group</li>
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118 | * <li>1-origin number of this GSV message within current group</li>
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119 | * <li>total number of satellites in view (leading zeros sent)</li>
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120 | * <li>satellite PRN number (leading zeros sent)</li>
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121 | * <li>elevation in degrees (00-90) (leading zeros sent)</li>
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122 | * <li>azimuth in degrees to true north (000-359) (leading zeros sent)</li>
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123 | * <li>SNR in dB (00-99) (leading zeros sent) more satellite info quadruples like 4-7 n) checksum</li>
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124 | * </ol>
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125 | * See <a href="http://www.catb.org/gpsd/NMEA.html#_gsv_satellites_in_view">GSV</a>
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126 | */
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127 | GSV,
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128 |
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129 | /**
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130 | * GLL - Geographic Position - Latitude/Longitude<p>
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131 | * <pre>
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132 | * 1 2 3 4 5 6 7 8
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133 | * | | | | | | | |
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134 | * $--GLL,llll.ll,a,yyyyy.yy,a,hhmmss.ss,a,m,*hh
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135 | * </pre>
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136 | * Field Number:<ol>
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137 | * <li>Latitude</li>
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138 | * <li>N or S (North or South)</li>
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139 | * <li>Longitude</li>
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140 | * <li>E or W (East or West)</li>
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141 | * <li>Universal Time Coordinated (UTC)</li>
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142 | * <li>Status A - Data Valid, V - Data Invalid</li>
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143 | * <li>FAA mode indicator (NMEA 2.3 and later)</li>
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144 | * <li>Checksum</li>
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145 | * </ol>
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146 | * See <a href="http://www.catb.org/gpsd/NMEA.html#_gll_geographic_position_latitude_longitude">GLL</a>
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147 | */
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148 | GLL,
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149 |
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150 | /**
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151 | * RMC - Recommended Minimum Navigation Information<p>
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152 | * <pre>
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153 | * 12
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154 | * 1 2 3 4 5 6 7 8 9 10 11| 13
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155 | * | | | | | | | | | | | | |
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156 | * $--RMC,hhmmss.ss,A,llll.ll,a,yyyyy.yy,a,x.x,x.x,xxxx,x.x,a,m,*hh
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157 | * </pre>
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158 | * Field Number:<ol>
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159 | * <li>UTC Time</li>
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160 | * <li>Status, V=Navigation receiver warning A=Valid</li>
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161 | * <li>Latitude</li>
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162 | * <li>N or S</li>
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163 | * <li>Longitude</li>
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164 | * <li>E or W</li>
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165 | * <li>Speed over ground, knots</li>
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166 | * <li>Track made good, degrees true</li>
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167 | * <li>Date, ddmmyy</li>
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168 | * <li>Magnetic Variation, degrees</li>
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169 | * <li>E or W</li>
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170 | * <li>FAA mode indicator (NMEA 2.3 and later)</li>
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171 | * <li>Checksum</li>
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172 | * </ol>
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173 | * See <a href="http://www.catb.org/gpsd/NMEA.html#_rmc_recommended_minimum_navigation_information">RMC</a>
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174 | */
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175 | RMC,
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176 |
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177 | /**
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178 | * VTG - Track made good and Ground speed<p>
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179 | * <pre>
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180 | * 1 2 3 4 5 6 7 8 9 10
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181 | * | | | | | | | | | |
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182 | * $--VTG,x.x,T,x.x,M,x.x,N,x.x,K,m,*hh
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183 | * </pre>
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184 | * Field Number:<ol>
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185 | * <li>Track Degrees</li>
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186 | * <li>T = True</li>
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187 | * <li>Track Degrees</li>
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188 | * <li>M = Magnetic</li>
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189 | * <li>Speed Knots</li>
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190 | * <li>N = Knots</li>
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191 | * <li>Speed Kilometers Per Hour</li>
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192 | * <li>K = Kilometers Per Hour</li>
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193 | * <li>FAA mode indicator (NMEA 2.3 and later)</li>
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194 | * <li>Checksum</li>
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195 | * </ol>
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196 | * See <a href="http://www.catb.org/gpsd/NMEA.html#_vtg_track_made_good_and_ground_speed">VTG</a>
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197 | */
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198 | VTG,
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199 |
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200 | /**
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201 | * ZDA - Time & Date - UTC, day, month, year and local time zone<p>
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202 | * <pre>
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203 | * 1 2 3 4 5 6 7
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204 | * | | | | | | |
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205 | * $--ZDA,hhmmss.ss,xx,xx,xxxx,xx,xx*hh
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206 | * </pre>
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207 | * Field Number:<ol>
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208 | * <li>UTC time (hours, minutes, seconds, may have fractional subsecond)</li>
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209 | * <li>Day, 01 to 31</li>
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210 | * <li>Month, 01 to 12</li>
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211 | * <li>Year (4 digits)</li>
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212 | * <li>Local zone description, 00 to +- 13 hours</li>
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213 | * <li>Local zone minutes description, apply same sign as local hours</li>
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214 | * <li>Checksum</li>
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215 | * </ol>
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216 | * See <a href="http://www.catb.org/gpsd/NMEA.html#_zda_time_amp_date_utc_day_month_year_and_local_time_zone">ZDA</a>
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217 | */
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218 | ZDA
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219 | }
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