DAHENG-IMAGE MER-031-860U3C User Manual page 99

Mercury U3V Cameras User's Manual
Storage time (ts)
Delay time (td)
Rising time (tr)
Falling time (tf)
Rising time delay = tr+td
Falling time delay = tf+ts
Table3- 8: Delay time when GPIO is configured as output in typical conditions
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When Line2/3 is configured as output, internal equivalent circuit of camera is shown as Figure3- 7, for
Line2 as an example.
OUTPUT2
Figure3- 7: Internal equivalent circuit of camera when Line2 is configured as output
External power is 5V,
pull-up resistor is 1kΩ
PTC
2 5
1 3 6
4 7
0.17 ~
0.08 ~
0.11 ~
1.82 ~
0.19 ~
1.97 ~
External Circuits
EXVCC(5-24V)
Rexternal
Line2
Signals for User
8
0.18
0.09
0.16
1.94
0.26
2.09
92