ADLINK USB-7250 User Manual
Page 32
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22
Introduction
Table 1-3: USB-7250 Pin Assignment
Table 1-4: USB-7250 I/OSignal Description
4
COM1
24
DI1L
3
NC0
23
DI1H
2
NO0
22
DI0L
1
COM0
21
DI0H
Signal Name
Reference
Direction Description
COM<0..7>
----------
I
Common pin of relay <0..7>
NO<0..7>
COM<0..7>
I
Normal open pin of relay
<0..7>
NC<0..3>
COM<0..3>
I
Normal close pin of relay
<0..3>
DI<0..7>H
DI<0..7>L
I
High input of isolated
differential digital input
DI<0..7>L
--------
I
Low input of isolated
differential digital input
CNT<0,1>
GND<0,1>
I
Frequency/event counter
channel
GND<0,1>
--------
Ground of Frequency/event
counter
Pin
Function
Pin
Function
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