The fixed-length WAT11 message can be used to receive wind data.
<STX><ID><spd><dir>| Name | Description |
|---|---|
| <STX> | ASCII character, Start of text, #002 |
| <ID> | Sensor/message ID: 1 character,
A ... Z |
| <spd> | Wind speed (in meters per second) multiplied by 10. For example,
045 is 4.5 meters per second (3 digits) |
| <dir> | Wind direction with 2 octal numbers for 6‑bit binary data, for
example, 73 corresponds to (7×8+3)/64×360 = 332 degrees |
Examples of WAT11 message
<STX>A01245<STX>C21873Missing reading
The WAT11 message reports missing data as
slashes (/////).
Polling WAT11 message
<ESC><ID>Example of polling command
<ESC>A