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PLC Comparison Charts
Item
I/O Memory
CIO Area
WR Area
Temporary Relay
Area
Auxiliary Area
SR Area
Link Area
C200H Special I/O
Unit Area
Built-in I/O Area
Serial PLC Link Area No
DM Area
Extended Data
Memory (EM) Area
Timer/Counter Area
Index Registers
Data Registers
Force-
CIO Area
set/
WR Area
reset
areas
Holding
Area
Auxiliary
Area
SR Area
Link Area
Timer/
Counters
DM Area
EM Area
Instruction varia-
Upward differentia-
tions/
tion (executed once)
indirect
Downward differenti-
addresses
ation (executed
once)
Immediate refresh
Indirect
BCD mode Yes (0000 to 9999)
ad-
dress-
Binary
ing
mode
for DM/
EM
Allocation meth-
Setting first word on
ods
a Rack
Setting first word for
a slot
CJ1-H/CJ1M Series
CJ1-H-R
CJ1-H
CJ1-M
Yes
Yes
Yes
Yes
No
Yes (Data Link Area)
Yes
No
No
Yes (In
some
models)
No
Yes
Yes
Yes (Addresses including bank No. can be
designated) (Not supported by CJ1M CPU
Unit)
Yes
Yes
Yes
Yes
Yes
Yes
No
No
No
Yes (Flag)
No
No
Yes (Specified by @)
Yes (Specified by %)
Yes (Specified by !)
Asterisk is used.
Yes (00000 to 32767)
@ is used.
0000 to 7FFF Hex: 0000 to 31767
8000 to FFFF Hex: 00000 to 32767 in next
bank
Yes (for all CPU Units)
Pre-Ver.2.0 CPU Units: See note.
CPU Units Ver. 2.0 or later: Yes
CS1-H Series
C200HX/HG/
HE
Yes
No
Yes
Yes
Yes
Yes
Yes (CIO
Area)
No
No
No
No
Yes
Yes
(Addresses
can be desig-
nated for -Z,
but banks
cannot)
Yes
No
No
Yes
No
Yes
Yes
No
Yes
Yes (Flag)
No
No
Yes (Specified
by @)
No (DIFD
instruction
used instead)
No (IORF
instruction
used instead)
Yes (0 to 9999)
No
No
No
Appendix A
CVM1/CV
CQM1H
Series
Yes
Yes
No
No
Yes
Yes
Yes
Yes
No
Yes
No
Yes
No
No
No
No
No
No
Yes
Yes
Yes (Address
Yes (no
including
banks)
bank cannot
be desig-
nated; bank
must be
changed. EM
Unit required.)
Yes
Yes
Yes
No
Yes
No
Yes
Yes
No
No
No
Yes
No
Yes
No
No
No
Yes
Yes (Flag)
Yes (Flag)
No
No
No
No
Yes (Specified
Yes (Specified
by ↑)
by @)
Yes
No (achieved
(Specified by
by using
↓)
DIFD)
Yes
No (achieved
(Specified by
by using
!)
IORF)
Yes, but only
No
for indirect
addressing
using PLC
memory
addresses.
No
No
No
No
379
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