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(2) Pulse width control exposure mode: Mode 1
When external trigger signal is high active,
light pulse begins at the rising edge of the
trigger signal and ends at the falling edge.
At the trigger signal falling edge, the internal
VD signal is reset and the video data are
transmitted.
The flash pulse output that synchronizes to
external trigger is not used in this mode.
Trigger pulse width > 43us
External Trigger
(High active)
minimum period = 1V
Exposure
A
Internal VD
Internal Video
VD : 3H=126us
blank : 18 to 19H = 801us
DATA transfer
External Trigger
1H(cam)=
42us
Internal HD
6 to 7H(cam) = 253 to 295us
Internal VD
Exposure
4.0us
30us
Internal Video
DATA transfer
1 Frame = 33.3ms 30FPS
A
B
C
A
Frame reset
3H(cam) = 126us
12H(cam) = 506us
DATA transfer START: 085ms
D
A
42
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