26
3. ONE trigger mode
When external trigger signal is POSITIVE (high active), after the trigger signal rise, exposure is start. At the trigger signal
falling edge, the internal VD signal is reset and the video data are transmitted. The trigger signal width equals the exposure
time.
4. VD reset
When external VD pulse is inputted, internal VD is reset. Exposure time is established shutter speed.
NOTE: If the external VD of cycle which does not match the camera operation mode is input, shutter time has an error.
High
Low
Data output
Camera VD
3H
VD (Trigger)
input (NEG)
VD output
3H
0.40±0.06μ s
1252 H
1200 H
37 H
FVAL
More than 10μ s
Trigger input
(POS)
High
Low
Shutter time
Shutter time
(Integration time)
Data output
More than 1252H
Strobe output
VD
3H
FVAL
37 H
15.6±0.06μ s
More than
10μ s
0.40±0.06μ s
1200 H
Содержание HV-F202SCL
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