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D4259344C
● I/O Timing
- External trigger signal input
External trigger signal input circuits of LINE0, LINE1 are different.
Internal signal delay is dependent on LINE.
Ton
3.3 - 24V
LINE0
TRIG_IN/
GPIO0
0V
0V
Vcc
EXT_TRIG_WIDTH
TRIG_IN_WIDTH
Toff
(internal signal)
Open/3.3V
LINE1
(a) Negative
Ton
0V
0V
Vcc
EXT_TRIG_WIDTH
TRIG_IN_WIDTH
Toff
(internal signal)
TRIG_IN/
GPIO0
3.3 - 24V
LINE0
Open/3.3V
LINE1
(b) Positive
Trigger Signal Input Delay
EXT_TRIG_WIDTH
: The pulse width of the external trigger input.
Toff
: The delay time of falling edge.
Ton
: The delay time of rising edge.
TRIG_IN_WIDTH
: The pulse width of the trigger signal which is received inside of the camera.
- Negative trigger : TRIG_IN_WIDTH = EXT_TRIG_WIDTH - (Ton - Toff)
- Positive trigger : TRIG_IN_WIDTH = EXT_TRIG (Ton - Toff)
Signal Amplitude
T
off
[μs]
T
on
[μs]
LINE0
+3.3V
2.6
22
+12V
2.0
25
+24V
1.9
26
LINE1
Open/+3.3V
<0.02
<0.02
* Measured with 2.2k ohm pulled up register on LINE0.
* Toff and Ton are typical value. These values vary depending on operating environment.