I/O Memory Areas; I/O Memory Area Structure - Omron SYSMAC CS Series Operation Manual

I/O Memory Areas

9-2

I/O Memory Areas

9-2-1

I/O Memory Area Structure

Area Size
CIO I/O Area 5,120
Area bits (320
words)
C200H 1,600
DeviceNet bits (100
Words words)
PLC Link 32 bits (4
Words words)
Data Link 3,200
Area bits (200
words)
CPU Bus 6,400
Unit Area bits (400
words)
Special I/O 15,360
Unit Area bits (960
words)
Inner Board 1,600
Area bits (100
words)
SYSMAC 1,280
BUS Area bits (80
words)
I/O Terminal 512 bits
Area (32
words)
CS-series 9,600
DeviceNet bits (600
Area words)
Internal I/O 37,504
Areas bits
(2,344
words)
4,800
bits (300
words)
Work Area 8,192
bits (512
words)
Holding Area (See 8,192
note 10.) bits (512
words)
The following table shows the basic structure of the I/O Memory Area.
Range Exter- Bit
nal I/O access
alloca-
tion
CIO 0000 Basic I/O OK
to Units
CIO 0319
(See note
1.)
Outputs: Device- OK
CIO 0050 Net
to Slaves
CIO 0099
Inputs:
CIO 0350
to
CIO 0399
(See note
2.)
CIO 0247 --- OK
to
CIO 0250
A442
CIO 1000 Data link OK
to or PLC
CIO 1199 Link
CIO 1500 CPU Bus OK
to Units
CIO 1899
CIO 2000 Special OK
to I/O Units
CIO 2959
CIO 1900 Inner OK
to Boards
CIO 1999
CIO 3000 Slave OK
to Racks
CIO 3079
(See note
8.)
CIO 3100 Slaves OK
to other
CIO 3131 than
(See note Racks
9.)
CIO 3200 Device- OK
to Net
CIO 3799 Slaves
CIO 1200 --- OK
to
CIO 1499
CIO 3800
to
CIO 6143
W000 to --- OK
W511
H000 to --- OK
H511
Word Access
access
Read Write
OK OK OK
OK OK OK
OK OK OK
OK OK OK
OK OK OK
OK OK OK
OK OK OK
OK OK OK
OK OK OK
OK OK OK
OK OK OK
OK OK OK
OK OK OK
Section 9-2
Change Status at Forcing
from startup bit sta-
Pro- or mode tus
gram- change
ming
Device
OK Cleared OK
(See note
5.)
OK OK
OK OK
OK OK
OK OK
OK OK
OK OK
OK OK
OK OK
OK OK
OK OK
OK OK
OK Main- OK
tained
405