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6. About Hardware
60
DIO-1616L-PE, DI-32L-PE, DO-32L-PE
DI-32L-PE
Opto-
coupler
Opto-
coupler
Opto-
coupler
Opto-
coupler
Control
Circuits
PC
I E
xp
ress
B
US
Interrupt
Control
Circuit
External digital
input Port 0
(8ch, Group 0)
External digital
input Port 1
(8ch, Group 1)
External digital
input Port 2
(8ch, Group 2)
External digital
input Port 3
(8ch, Group 3)
Figure 6.2. Block Diagram <DI-32L-PE>