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4.2.6.
Trigger partial scan mode
In this mode the partial scan action begins through
synchronization with the external trigger input.
Trigger partial scan
TRG
FVAL
LVAL
DVAL
Video
output
Trigger mode
T1
See the formula under
Edge detection mode
this table.
Set T1 in order to comply with the following formula. Refer to the partial scan mode regarding A and B.
T1 > 0.0315 × (A+B) [ms]
Example of positive electrode (The horizontal timing is the same as in the normal mode.)
T1
T2
T3
A
1
2448 CLK
72 CLK
T2
More than 10 µs
*
T4
A
1
* There is only one LVAL which is less than 2448 CLK during T4
length in order to adjust the timing. T4 changes by depending
on T1.
Shutter
OFF
1/15 s
1/30 s
1/100 s
1/120 s
1/250 s
1/500 s
1/1000 s
1/2000 s
1/5000 s
1/10000 s
1/7.5 s
1/2 s
1 s
2 s
A
T3 [ms]
66.86
66.86
33.52
10.18
8.52
4.18
2.18
1.2
0.7
0.4
0.3
Impossible
setting
4. Camera mode
23
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