Hv-F22F - Hitachi HV-F22F Operation Manual

2. HV-F22F

(1) External trigger operating mode: Mode 0
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.
43
External Trigger
minimum period = 1V
Exposure A
Flash Pulse Output
Internal VD
Internal Video
VD : 3H = 186us
blank : 26 to 27H = 1678us
Buffer Memory Write
DATA transfer
(YUV 16bit)
1Frame = 133.3ms 7.5FPS
External Trigger
Internal HD
Internal VD
6 to 7H(cam) = 373 to 435us
start : 2 to 2000 us
set 556 ns step
Exposure
4.0us
Flash Pulse Output
Internal Video
Buffer Memory Write
DATA transfer
1Frame = 66.7ms 15FPS
A B C
A
Delay: 1250us
A
The highest transmission
speed: 136ms
1H(cam)=
62us
3H(cam)=186u s
Frame reset
21us
width : select 3 state
(NARROW:30us, MIDDLE:70us, WIDE:270us)
20H(cam) = 1243u s
Delay: 1250us
DATA transfer START: 3.0 to 5.2ms
D
A
A