Omron CJ Series Operation Manual page 189

Allowable Slave Unit Node Addresses and Control Points per Master
Unit, and Slave Unit I/O Data Allocations and Sizes for Each
Communications Mode
Com- Allowable
muni- Mode Slave Unit node
cations name addresses per
mode Master Unit
0 Com- Word Slave
munica- Units: 8 input
tions and 8 output
mode 0 node addresses
1 Com- Word Slave
munica- Units: 16 input
tions and 16 output
mode 1 node addresses
2 Com- Word Slave
munica- Units: 32 input
tions and 32 output
mode 2 node addresses
3 Com- Word Slave
munica- Units: 16 input
tions and 16 output
mode 3 node addresses
Bit Slave Units:
64 input and 64
output node
addresses
8 Soft- Word Slave
ware Units: 64 input
Setting and 64 output
Mode node addresses
Bit Slave Units:
128 input and
128 output node
addresses
CJ-series CompoNet Master Unit Operation Manual for NJ-series CPU Unit (Cat. No. W493)
Slave Unit I/O
Unit
data allocations
Control points num-
and access
per Master bers per
method (vari-
Unit Master
ables) from user
Unit
program
Word Slave 2 I/O ports (device
Units: 128
variables for the
inputs and 128 CJ-series Unit
outputs with AT specifica-
tions to I/O ports)
Word Slave 4
Units: 256
inputs and 256
outputs
Word Slave 8
Units: 512
inputs and 512
outputs
Word Slave 8
Units: 256
inputs and 256
outputs
Bit Slave Units:
128 inputs and
128 outputs
Word Slave 1 The first address
Units: 1,024 can be set for
inputs and Word Slave Unit
1,024 outputs outputs, Word
Bit Slave Units: Slave Unit inputs,
256 inputs and Bit Slave Unit out-
256 outputs puts, and Bit
Slave Unit inputs.
(According to
software settings
made from the
CX-Integrator.
User-defined vari-
ables with AT
specifications to
CIO, WR, HR, or
DM Areas in
memory used for
CJ-series Units.)
5 Remote I/O Communications
Words allocated to I/O Port
Output Area Input Area
Word Slave Word Slave
Units: 8 words Units: 8 words
Word Slave Word Slave
Units: 16 words Units: 16 words
Word Slave Word Slave
Units: 32 words Units: 32 words
Word Slave Word Slave
Units: 16 words Units: 16 words
+ Bit Slave + Bit Slave
Units: 8 words Units: 8 words
Word Slave Word Slave
Units: 64 words Units: 64 words
+ Bit Slave + Bit Slave
Units: 16 words Units: 16 words
max. (Software max. (Software
setting from the
setting from the
CX-Integrator.) CX-Integrator.)
Connect
Flags and
Sta- Set- Communi-
tus ting cations
Error
Flags
1 1 Word
word word Slave
Units: 2
words
1 1 Word
word word Slave
Units: 4
words
1 1 Word
word word Slave
Units: 8
words
1 1 Word
word word Slave
Units: 4
words + Bit
Slave
Units: 16
words
1 1 Word
word word Slave
Units: 16
Note Two words
words +Bit
for the Sta-
Slave
tus and Set-
Units: 32
ting are
words
allocated to
I/O ports.
5-37
5