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Exposure Control Sample
Win32 Systems (Win95, 98, NT, and 2000)

The exposure control sample illustrates how to control the exposure time on your camera using the SetStrobePeriods( ) function in the PXD1000 API. In this sample, SetStrobePeriods( ) is used once each time the exposure is changed. After changing the exposure, you grab frames until the exposure needs to be changed again. The value of this sample is that it lets you change the exposure time on the fly without modifying the camera configuration file and reloading it.

This sample assumes that STROBE0 on the PXD1000 is connected to the exposure control pin on your camera.

You will need to modify your camera configuration file to make this sample work correctly. Make the following changes using the PXD Configuration Application and save the file.
 

On the Exposure Timing tab, set Exposure Control Type to STROBES.

The 3 boxes under the Exposure and Strobe Timing Settings header should be set as follows:

FIXED EXPOSURE
STORBE0
DISABLED


Enter 2 numbers as place holders in the Delay and Period boxes after Strobe Timing. The values do not matter, they will be changed when the program runs.