Dalsa Piranha 3 P3-80-08k40-00-R, Руководство пользователя

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Piranha 3 User Manual
03-032-10216-06 Teledyne DALSA
40
Setting Analog Offset
Pu rp ose: Sets the analog offset. The analog offset shou ld be set so that it is
at least 3 tim es th e rm s noise valu e at the cu rrent gain. The analog
offset for the noise is configu red at the m axim u m sp ecified gain
and as a resu lt you shou ld not need to ad ju st the analog offset.
Syntax: sao t i
Syntax Elem ents:
t
Tap selection. Use
0
for all tap s or
1
to
8
for ind ivid u al tap
selection.
i
Offset valu e in a range from
0
to
255
DN (12 bit LSB).
N otes:

To retu rn the cu rrent analog offset valu e, u se the com m and
gcp
or
get sao
.
Exam p le:
sao 3 35
Related Com m and s: cao
Calibrating Analog Offset
Pu rp ose: Instead of m anu ally setting the analog offset to a sp ecific valu e,
the cam era can d eterm ine ap p rop riate offset valu es. This
command calculates and averages each tap’s pixels w ithin the
region of interest and sets the offset to achieve the sp ecified
average target valu e.
Syntax: cao t i
Syntax Elem ents:
t
Tap selection. Use
0
for all tap s or
1
to
8
for ind ivid u al tap
selection.
i
Average target valu e in a range from
0
to
255
DN (12 bit
LSB).
N otes:

Perform analog offset calibration before p erform ing FPN and
PRN U coefficients.

To retu rn the cu rrent analog offset valu es, u se the com m and
gcp
or
get cao
.
Exam p le:
cao 1 50
Related Com m and s:
sao
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