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3 Controller
<CR751 controller>
Fig.3-32 ： Parallel I/O interface installation position (CR751)
■ Pin layout of connector
1B
1A
1D
1C
Fig.3-33 ： Pin layout of connector
■ Connector pin No. and signal assignment
The station number is fixed by the slot to install and the allocation range of the general-purpose input-and-
output signal is fixed.
Table 3-14 ： The slot number and the station number
Slot number
SLOT1
SLOT2
The connector pin number of the parallel input-and-output interface installed in SLOT1 and signal number
allocation are shown in
Parallel I/O interface
3-109
Range of the general-purpose input-and-output signal
Station
number
Connector <1>
0
Input ： 0 to 15
Output ： 0 to 15
1
Input ： 32 to 47
Output ： 32 to 47
Table 3-15
and
Table
3-16. If it installs in other slots, please interpret and utilize.
SLOT1
SLOT2
20B
Connector<2>
Output 16 to 31
20A
Input
(when station number 0)
20D
Connector<1>
20C
Output 0 to 15
Input
(when station number 0)
16 to 31
0 to 15
Connector <2>
Input ： 16 to 31
Output ： 16 to 31
Input ： 48 to 63
Output ： 48 to 63
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