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(3
) “STB” Command
When the measurement is conducted by order of STB command, the measured data is returned
with binary data (big endia) from the instrument.
Measurement Output Format
☞
‘4.2.1 Remote Measurement Output Format’
·
Measured data of spectral radiance is returned at all time for STB command even if “D1”
command is transmitted.
1
Header
Header have necessary information to receive data.
Initial bite
Function
Data type
Size
Qty
of
element
Remark
1
Size of data
Unsigned
integer
4
1
5
Checksome data
Unsigned
integer
1
1
Data size
5B(Bite)
Checksome data
:
The value from which 1 byte of lower rank of the total that has added data in turm
from first by the byte unit was picked out.
2
Data (When finish measurement
)
Initial bite
Function
Data type
Size
Qty
of
element
Remarks
1
Measurement angle
Unsigned
integer
1
1
1:2°,2:1°,3:0.2°,4:0.1°
2
Integral time
Floating point
4
1
6
Radiance
Floating point
4
1
10
Luminance
Floating point
4
1
14
Tristimulus values X
Floating point
4
1
18
Tristimulus values Y
Floating point
4
1
22
Tristimulus values Z
Floating point
4
1
26
Chromaticity x
Floating point
4
1
30
Chromaticity y
Floating point
4
1
34
Chromaticity
u’
Floating point
4
1
38
Chromaticity
v’
Floating point
4
1
42
Correlated
Color
temperature Tc
Floating point
4
1
If
TC
can
not
be
calculated,
instrument
send a value of -1
46
Deviation duv
Floating point
4
1
If TC can not calculated,
instrument send a value
of -1.
50
Wave length
Unsigned
integer
2
1
380nm (fix)
52
Spectral Radiance
Floating point
4
1
Spectral
Radiance
at
380nm
56
Wave length
Unsigned
integer
2
1
381nm (fix)
58
Spectral Radiance
Floating point
4
1
Spectral
Radiance
at
381nm
Note
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Содержание SR-3AR
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