External Input Or D I/O Selection (Jp3) - Advantech PCM-3718 Series User Manual

2.2.4 External Input or D I/O Selection (JP3)

PCM-3718H and PCM-3718HG
Jumper JP3 controls the selection of signals on pin 1 at connector P2. Pin
1 on connector P2 can be connected to digital I/O line 0, or to an external
A/D trigger source as shown below.
External trigger input
Digital I/O Line DIO 0 (default)
PCM-3718HO
For PCM-3718HO, you can control signals on both pin 1 and pin 2 of
connector P2. Pin 1 can connect to digital I/O line 0 (DIO 0), and pin 2
can connect to digital I/O line 2 (DIO 2). This is the default setting of JP3.
Digital I/O Line DIO 0 and DIO 2
(default)
Pin 1 can also be set to external A/D trigger source (EXT), and pin 2 can
be connected to counter gate 0. (G0).
External trigger input and counter
gate 0.
Note
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When the jumper setting is set to G0, the func-
tionality is the same as CNT0_GATE of P3.
When the jumper setting is set to EXT, the func-
tionality is the same as EXT_TRIG of P3.
EXT
EXT
GO
EXT
GO
EXT
15
DIO 0
DIO 0
DIO 2
DIO 0
DIO 2
DIO 0
Chapter 2