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Controlling image capture
GUPPY Technical Manual V4.0.1
127
• The first line switches continuous mode off, leaving viewer in listen
mode.
• The second line prepares 830h register for external trigger and
Mode_15.
Trigger delay
As already mentioned earlier, the cameras feature various ways to delay
image capture based on external trigger.
With IIDC V1.31 there is a standard CSR at Register F0F00534/834h to control
a delay up to FFFh x timebase value. The following table explains the inquiry
register and the meaning of the various bits.
Left Middle Right
The last line switches camera
back to continuous mode. Only
one image is grabbed precisely
with the first external trigger.
To repeat rewrite line three.
Toggle One_Shot bit [0] of the
One_Shot register 61C so that
only one image is grabbed, based
on the first external trigger.
To repeat rewrite line three.
Toggle Multi_Shot bit [1] of the
One_Shot register 61C so that Ah
images are grabbed, starting
with the first external trigger.
To repeat rewrite line three.
Table 51: Description of screenshots
Figure 61: Using Trigger_Mode_15: Continuous, one-shot, multi-shot
Note
L
Shutter for the images is controlled by shutter register.