NMEA MWV data message is as follows:
$<ID>MWV,<WDI>,R,<WSI>,<units>,<status>*<CHK><CR><LF>
MWV data message
Name |
Description |
$ |
Start of message delimiter |
<ID> |
NMEA Talker identifier (default = WI ) |
MWV |
NMEA message formatter |
<WDI> |
Wind direction: 0 to 359°, instant value |
R |
Wind direction reference: |
<WSI> |
Wind speed, instant value |
<units> |
Wind speed measurement unit: |
<status> |
Status:
- A = Valid data
- V = Invalid data
|
* |
Checksum delimiter |
<CHK> |
Checksum |
<CR> |
Carriage return, ASCII code, 0x0D |
<LF> |
Line feed, ASCII code 0x0A |
Example of MWV data message
$WIMWV,045,R,011.63,N,A*09<CR><LF>
Example of MWV data message
Name |
Data |
NMEA Talker identifier |
WI |
NMEA message formatter |
MWV |
Wind direction, instant value |
45° |
Wind direction reference |
R |
Wind speed, instant value |
11.63 knots |
Wind speed measurement unit |
Knots |
Status |
Valid data |
Checksum |
09 |