
Circuitry
ChannelDirection
Control
Logic
InputThreshold
Px.y
COM
DIO(z)
GND
Rear I/O
Front I/O
SLSC-12202
Vsup_0
Vsup_1
VsupSelect
PullupEnable
RangeEnable5V
Hardware
Software
Signal
Isolation
ChannelSwitch
Overvoltage
& Short-Circuit
Protection
Note
Diagram only shows one channel.
All front-end DIO voltages are relative to COM unless otherwise noted.
Note
You can configure the power-on configuration in the software. The factory
default power-on configuration sets the front I/O channels to channel disconnect and
rear I/O channels to input.
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ni.com
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SLSC-12202 Getting Started Guide