APPENDIX D OEM7720 Technical Specifications
OEM7 Installation and Operation User Manual v4
207
Pin
Signal
Name
Signal
Type
Signal
Direction
V
IL
Max
(V)
V
IH
Min
(V)
V
OL
Max
(V)
V
OH
Min
(V)
Drive
(mA)
Description
29
EVENT_
IN2
3.3V
CMOS
Input
0.8
1.7
-
-
-
EVENT2 (Mark2) input
Rising or falling edge
triggered. This input is
used to provide a
position or time data
log based on an
external trigger.
Internal 10 kΩ pull up.
30
EVENT_
IN1
3.3V
CMOS
Input
0.8
1.7
-
-
-
EVENT1 (Mark1) input
Rising or falling edge
triggered. This input is
used to provide a
position or time data
log based on an
external trigger.
Internal 10 kΩ pull up.
31
EVENT_
IN4
3.3V
CMOS
Input
0.8
1.7
-
-
-
EVENT4 (Mark4) input
Rising or falling edge
triggered. This input is
used to provide a
position or time data
log based on an
external trigger.
Internal 10 kΩ pull up.
32
EVENT_
IN3
3.3V
CMOS
Input
0.8
1.7
-
-
-
EVENT3 (Mark3) input
Rising or falling edge
triggered. This input is
used to provide a
position or time data
log based on an
external trigger.
Internal 10 kΩ pull up.
33
GND
Ground
-
-
-
-
-
-
Ground reference
34
GND
Ground
-
-
-
-
-
-
Ground reference
