STC-GE83A
STC-GEC83A
User Guide
14
Rev 1.01
C. Edge Preset Trigger Mode
In this trigger mode, the camera exposure starts at the rising edge of the trigger pulse. The exposure duration time is preset by
the DIP Switch settings.
1. Timing
Note 1: The video output will be V reset by the next internal HD signal immediately after the exposure is finished.
Note 2: The exposure time is set by the preset electronic shutter speed.
2. Exposure Timing with the Positive Polarity Trigger Signal
Note 1: The trigger signal will be removed by the filtering if the pulse width of the input trigger signal is less than 30 CLK.
Please input a trigger signal with more than 31 CLK pulse width.
Note 2: The exposure will start 110 CLK after the rising edge of the trigger signal.
Exposure
time
Max. 1H
Internal VD
CCD exposure
Trigger signal
(Rising edge)
Video out
*Note. 1
*Note. 2
FVAL
Input Trigger signal
Exposure time
T1'
SUB
SG
Exposure time: T1' = Preset exposure time
Filtering *Note.1
30CLK
Trigger signal
(With Photocoupler delay)
Less than
5 useconds
