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User's Manual - Exemys

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SGW1-MB-NM User’s <strong>Manual</strong><br />

<strong>Exemys</strong><br />

MWV<br />

40020 Wind angle<br />

40021 Reference R=relative and T=true<br />

40022 Wind speed<br />

40023 Wind speed units<br />

40024 Status<br />

From here you will find detailed information for each NMEA sentence and Modbus register.<br />

GGA<br />

UTC 40002-40001<br />

It’s a 32 bits integer. The time is expressed using two digits for hour, two for minutes and two for<br />

seconds.<br />

Ex. The decimal value 102654 means 10:26:54<br />

Latitude 40004-40003<br />

It’s a 32 bits signed integer. The latitude is expressed in degrees and its decimal fraction times<br />

10,000,000.<br />

Ex. The decimal value 465845500 means 46.58455º North<br />

Longitude 40006-40005<br />

It’s a 32 bits signed integer. The longitud is expressed in degrees and its decimal fraction times<br />

10,000,000.<br />

Ex. The decimal value 685400 means 0.06854º East<br />

GPS Quality 40007<br />

It’s a 16 bits integer<br />

Number of satellites 40008<br />

It’s a 16 bits integer<br />

Horizontal dilution 40009<br />

It’s a 16 bits integer (times 10)<br />

Altitude 40011-40010<br />

It’s a 32 bits signed integer. The altitude is expressed in feet or meters and its decimal fraction<br />

times 10.<br />

Ex. The decimal value 2356 means 235.6 feet/meters.<br />

Unit Altitude 40012<br />

It’s a 16 bit ASCII value (8 msb are zero) representing the altitude unit.<br />

Geoidal Separation 40013<br />

www.exemys.com R4 6

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