Chapter 3
– 21 –
PCI-1752/54/56 User’s Manual
Advantech Co., Ltd.
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Table 3-1 PCI-1752 I/O Connector Signal Description
Signal Name
Reference
Direction
Description
IDO<00...15>
PCOM0
Output
Isolated digital output of group 0
IDO<16...31>
PCOM1
Output
Isolated digital output of group 1
IDO<32...47>
PCOM2
Output
Isolated digital output of group 2
IDO<48...63>
PCOM3
Output
Isolated digital output of group 3
PCOM0
-
Input
External common output of group 0
PCOM1
-
Input
External common output of group 1
PCOM2
-
Input
External common output of group 2
PCOM3
-
Input
External common output of group 3
IGND
-
-
Isolated ground
CH_FRZ_IN
CH_FRZ_COM
Input
Channel-Freeze function input pin
CH_FRZ_COM
-
Input
Common pin for Cannel-Freeze
function input
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