Dalsa Piranha ES Series, Руководство пользователя

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Piranha ES-xx User Manual
03-032-20070-02 Teledyne DALSA
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3.3.3 Setting the Camera ’s CCD Shift Direction
Pu rp ose: When in TDI Mod e, selects the forw ard or reverse CCD shift
d irection or external d irection control. This accom m od ates object
d irection change on a w eb and allow s you to m ou nt the cam era
―upsid e d ow n‖.
In Area Mod e, selects the vertical read ou t d irection. This allow s
you to m irror the im age vertically or m ou nt the cam era ―u p sid e
d ow n‖.
Syntax:
scd i
Syntax Elem ents:
i
Read ou t d irection. Allow able valu es are:
0 =
Forw ard CCD shift d irection.
1 =
Reverse CCD shift d irection.
2 =
Externally controlled d irection control via Cam era Link
control CC3 (CC3=1 forw ard , CC3=0 reverse). Available only
in TDI Mod e.
N otes:

The follow ing u ser settings are stored sep arately for forw ard
and reverse d irection; analog gain, analog offset, d igital gain,
d igital offset, backgrou nd su btract, and p ixel coefficients.
These settings are au tom atically load ed w hen you sw itch
d irection. All other settings are com m on to both d irections.

See the follow ing figu res for an illu stration of CCD shift
d irection in relation to object m ovem ent.

N ote that som e com m and s that requ ire longer p rocessing
tim e, like
ccg
, d elay im p lem entation of an external d irection
change.
Exam p le scd 1
Figure 11: Object Movement and Camera Direction Example using 8k Model and an Inverting Lens
Direction of
Object Movement
Camera should operate in
Reverse CCD Shift Direction
scd 1
Direction of
Object Movement
Camera should operate in
Forward CCD Shift Direction
scd 0