Omron CJ - 09-2009 Operation Manual page 686

Memory Map of PLC Memory Addresses
Memory Map
Note Do not access the areas indicated Reserved for system.
Classification PLC memory
addresses (hex)
I/O memory 0B100 to 0B1FF
areas
00000 to 0B7FF
0B800 to 0B801
0B802 to 0B83F
0B840 to 0B9FF
0BA00 to 0BBFF
0BC00 to 0BDFF
0BE00 to 0BEFF
0BF00 to 0BFFF
0C000 to 0D7FF
0D800 to 0D9FF
0DA00 to 0DDFF
0DE00 to 0DFFF
0E000 to 0EFFF
0F000 to 0FFFF
10000 to 17FFF
18000 to 1FFFF
20000 to 27FFF
Etc.
78000 to 7FFFF
Etc.
F8000 to FFFFF
Note The contents of the EM Area bank currently specified in the program is stored at these addresses. For
example, if bank 1 is specified, the same contents as at 20000 to 27FFF will be stored at F8000 to
FFFFF.
638
User addresses
---
---
TK00 to TK31
---
A000 to A447
A448 to A959
---
T0000 to T4095
C0000 to C4095
CIO 0000 to CIO 6143
H000 to H511
H512 to H1535
W000 to W511
T0000 to T4095
C0000 to C4095
D00000 to D32767
E0_00000 to E0_32767
E1_00000 to E1_32767
Etc.
EC_00000 to EC_32767
Etc.
E00000 to E32767
Area
Reserved for system.
Reserved for system.
Task Flag Area
Reserved for system.
Read-only Auxiliary Area
Read/Write Auxiliary Area
Reserved for system.
Timer Completion Flags
Counter Completion Flags
CIO Area
Holding Area
Holding Area
These words are used for function blocks only.
Work Area
Timer PVs
Counter PVs
DM Area
EM Area bank 0
EM Area bank 1
Etc.
EM Area bank C
Etc.
EM Area, current bank (See note.)
Appendix D