WindSonic Doc No 1405 PS 0019 Issue 28 November 2019
27
9 MESSAGE FORMATS
On applying power to the WindSonic, it will provide wind measurements in one of the
following formats:
Gill – Polar, Continuous (
default format
)
Gill - UV, Continuous
Gill – Polar Polled
Gill – UV Polled
NMEA – IIMWV or WIMWV (with NMEA status Codes)
NMEA - IIMWV or WIMWV (with Gill Status Codes)
Tunnel – U Direction, U Speed
Each of these is described below.
Information on how to change the formats and settings follows in Section 10
CONFIGURING.
9.1 Gill format
– Polar, Continuous (Default format)
Where:
<STX>
=
Start of string character (ASCII value 2)
WindSonic node address
=
Unit identifier
Wind direction
=
Wind Direction
Wind speed
=
Wind Speed
Units
=
Units of measure (knots, m/s etc.)
Status
=
Anemometer status code (s
ee Section 11.5
for further details)
<ETX>
=
End of string character (ASCII value 3)
Checksum
=
This is the EXCLUSIVE – OR of the bytes
between (and not including) the <STX>
and <ETX> characters.
<CR>
ASCII character
<LF>
ASCII character
<STX>Q, 229, 002.74, M, 00,
<ETX>
16
WindSonic
Node address
Wind
direction
Wind
speed
Units
Status
Check
sum