6. About Hardware
DIO-6464T2-PCI, DI-128T2-PCI, DO-128T2-PCI
65
DI-128T2-PCI
Control
Circuits
P
C
I Exp
re
ss
BUS
Interrupt
Control
Circuit
External digital
input Port 0
(8 channels, Group 0)
External digital
Input Port 1
(8 channels, Group 1)
External digital
Input Port 2
(8 channels, Group 2)
External digital
Input Port 3
(8 channels, Group 3)
External digital
Input Port 8
(8 channels, Group 8)
External digital
Input Port 4
(8 channels, Group 4)
External digital
Input Port 5
(8 channels, Group 5)
External digital
Input Port 6
(8 channels, Group 6)
External digital
Input Port 7
(8 channels, Group 7)
External digital
Input Port 9
(8 channels, Group 9)
External digital
Input Port A
(8 channels, Group A)
External digital
Input Port B
(8 channels, Group B)
External digital
Input Port C
(8 channels, Group C)
External digital
Input Port D
(8 channels, Group D)
External digital
Input Port E
(8 channels, Group E)
External digital
Input Port F
(8 channels, Group F)
DI-128T2-PCI
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
TTL
receiver
Figure 6.2. Block Diagram < DI-128T2-PCI >