Gill Instruments Ltd
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WindObserver II (WindObserver FC)
Page 18
Issue 2
Doc. No. 1390-PS-0011
June 2007
7.7. ASCII message format (UV and Polar)
ASCII UV format
<STX>A,+000.04,-000.02,M,00,<ETX>25
Start of
String
Unit
Identification
U Axis Wind
Speed
V Axis
Wind
Speed
Units Status End
of
String
Check
Sum
Where
U axis wind speed
In increments of 0.01 units (
±
UUU.UU)
V axis wind speed
In increments of 0.01 units (
±
VVV.VV)
Value
Units
Units
M
Metres per second (m/s)
N Knots
(knots)
P
Miles per hour (MPH)
K
Kilometres per hour (kph)
F
Feet per minute (fpm)
Start of string
ASCII value 2
Unit identification
Letter A – Z (
default A)
Status Value
Status
0 OK
60
Heating enabled and OK if enabled
Any other value
Warning or fault condition
- see Section 9.5
End of string
ASCII value 3
Check sum
Exclusive OR of all characters between Start of String
and End of String reported as ASCII hex.