VCC-F32FV19CL
Rev.900-586-31-00
(3)
Pulse Width Trigger Mode
Pulse width trigger mode is a trigger mode to set shutter value by trigger pulse width. Trigger pulse
width shall be within the range from over 1HD to less than 1/2 sec.
Approximate exposure time will be as follows.
Exposure time = Trigger width (nHD) + 24.31
μ
S (HD = 48.61
μ
s)
□
Trigger operation is V-Sync Reset with CLK sync. The delay time between receiving trigger pulse into
the camera and starting exposure is approx. 7
μ
sec (500CLK).
□
The input trigger inputted during the execution of prior trigger can be accepted.
However, the input trigger inputted during the execution of exposure shall be ignored.
□
To input trigger during the execution of prior trigger, the trigger pulse shall be synchronized with the
down edge of camera HD output.
6.1.3. Partial Scan Mode Setting Switch (Rear panel SW:6 SCAN)
SCAN
Scanning Mode
V Scanning Lines
Rate
V Effective Lines
OFF
Progressive Scan
2056 Lines
10 fps
1950 Lines
ON
Partial Scan Mode
1076 Lines
19 fps
480 Lines
※
The above values are the value when partial scan mode is ON as initial setting.
(1)
Partial Scan Mode. How to change effective line setting and readout position.
LVAL output
( Normal scan )
9 H
VIDEO output
( Normal scan)
2056 H
VIDEO output
( Partial scan)
LVAL output
( Partial scan)
9 H
97 H
Total Line Register : ( Address 021&022) + 1
Starting Position Register set :
Address 019 x 5 Line
Effective Line Register set :
( Address 020 +
1
) x 15Line
1950 H
Back Porch
Front Porch
Any kind of settings can be set by serial communication function, setting readout position (Starting Position
Register:019) and effective line numbers (Effective Line Register).
Readout Position (Starting Position Register: 019):
0
～
129 (max)
Starts reading out from the setting value x 15
th
line.
Effective Line (Effective Line Register: 020):
0
～
129 (max)
Outputs (setting value+1) x 15 lines
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