VT Camera Link series
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VW40-161-001
9.3
Direction
In the
TDI
mode, the
Direction
parameter is used to select the imaging sensor’s scan direction. You need to set
the
Direction
parameter to
Forward
if the object being images will pass the bottom of the camera, and then
pass the top of the camera. On the contrary, you need to set the
Direction
parameter to
Reverse
if the object
being imaged pass the top of the camera, and then pass the bottom of the camera.
When you set the
Direction
parameter to
Line 1
, you can also select the scan direction by injecting an
externally generated electrical signal (Low = Forward, High = Reverse) into the Control I/O receptacle on the
camera.
Figure 9.1 Direction
Configurator Parameter
Command
Value
Description
Direction
ssd 0
Forward
Scan images in the forward direction.
ssd 1
Reverse
Scan images in the reverse direction.
ssd 2
Line 1
Selects the scan direction using an external signal.
Table 9.6 Commands related to Direction
When you set the
Direction
parameter to
Reverse
in the
Area
mode, you can acquire vertically flipped images.