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CJ1W-SRM21 Master Unit for CJ-series PLCs
Section 4-3
I/O Allocations when Pin 1 Is OFF
When pin 1 is OFF and node addresses IN0 to IN7 and OUT0 to OUT7 (64
inputs/64 outputs max) are used, words are allocated to the Slaves for each
node number as shown in the following diagram.
CIO 2000
CIO 2010
CIO 2020
CIO 2030
CIO 2040
CIO 2050
CIO 2060
CIO 2070
CIO 2930
CIO 2920
CIO 2940
CIO 2950
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Special I/O Unit Area in Master PLC
First word
Slave allocations in Special I/O Unit Area
Bits
First word
First word
+ 1
First word
+ 2
First word
+ 3
First word
+ 4
First word
+ 5
First word
+ 6
First word
+ 7
First word
+ 8
First word
+ 9
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Output Slave 1
Output Slave 3
Output Slave 5
Output Slave 7
Input Slave 1
Input Slave 3
Input Slave 5
Input Slave 7
Output Slave Error Flags
Input Slave Error Flags
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Bit 7
Output Slave 0
Output Slave 2
Output Slave 4
Output Slave 6
Input Slave 0
Input Slave 2
Input Slave 4
Input Slave 6
Active output Slave Flags
Active Input Slave Flags
Out-
puts
Input
Sta-
tus
Unit number 0
Unit number 1
Unit number 2
Unit number 3
Unit number 4
Unit number 5
Unit number 6
Unit number 7
Unit number 92
Unit number 93
Unit number 94
Unit number 95