Dalsa PC-30-02K80-R, Manual

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Piranha Color Camera User’s Manual 31
DALSA 03-032-10211-03 9/27/2007
Example: roi 10 50
3.10 Exposure Control
Overview
You have a choice of operating in one of six exposure modes. The camera’s line rate
(synchronization) can be generated internally through the software command
ssf
or set
externally with an EXSYNC signal, depending on your mode of operation. To select
how you want the camera’s line rate to be generated:
You must first set the camera exposure mode using the
sem
command.
Next, if using mode 2 or 7 use the commands
ssf
and
set
to set the line rate and exposure
time.
Setting the Exposure Mode
Purpose: Sets the camera’s exposure mode allowing you to control your sync,
exposure time, and line rate generation.
Syntax:
sem i
Syntax Elements:
i
Exposure mode to use. Factory setting is 2 .
Notes: Refer to Table 6: Color Exposure Modes for a quick list of available
modes or to the following sections for a more detailed explanation.
To obtain the current value of the exposure mode, use the command
gcp or get sem.
Related Commands: ssf , set
Example:
sem 3
Table 6: Color Exposure Modes
Mode SYNC Exposure
Control Description
2 Internal Internal Each color may have a different exposure time.
3 External None All colors share the same exposure time.
4 External External Smart EXSYNC. All colors share same exposure time.
5 External External Each color may have a different exposure time.
6 External Internal Each color may have a different exposure time.
7 Internal None All colors share the same exposure time.
Note: When setting the camera to external signal modes, EXSYNC and/or PRIN must
be supplied.