Svantek Shawcity SVAN 977C, User Manual

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SVAN 977C User Manual - Appendixes
The HEADER format is as follows:
b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
where:
b15 - 1
b14 - 1
b13 - 0
b12 - 0,
b11 - header type:
0 - HS
1 - HE
b10 - 0
b9 - 1
b8 - 1
b15÷b8 – HS (0xC3), HE (0xCB)
b7÷b0 – length of the block (if zero length of the block is saved in additional word L)
B.2.1.8. Record with METEO data
Word
number
Name Comment
0 0xC1nn nn= size of records
1 Temperature
temperature [*10 °C]
2 Pressure pressure [hPa]
3 Humidity humidity [*10 %]
4 AvgWindSpeed average wind speed [*10 m/s]
5 WindDirection
wind direction for max wind speed [°]
(0xFFFF if direction is unavailable)
6 MaxWindSpeed
max wind speed [*10 m/s]
(ignored if WindDirection is unavailable)
7..8 WindDirTotalPuffs
wind direction distribution vector
number of total wind puffs
9 RainDetection
rain detection flag
… …
…
…
0xC9nn
nn = size of records
B.2.1.9. Record with name of the comment file
The format of the data frame is as follows:
HS D HE
where:
HS starting header (1 word)
D The full
name of the comment file (e.g. “REC62.WAV”).
HE ending header (1 word), which differs from the HS only on b11 bit (thanks to it, it is possible
to analyse the recorded file starting from its end)