PART 3: CX-Server Runtime
OMRON APPENDIX B – PLC Memory Areas
Revision 2.0 CX-Server Runtime_Page 83
CVM1 Device Group
General Memory Areas
Memory Areas for any CPU.
Prefix
Start
Channel
End Channel
Word
Addressing
Bit
Addressing
Read
Write
Modifiers
A 0 255 Yes Yes Yes F C
A 256 511 Yes Yes No
DR 0 2 Yes No Yes
CIO (opt) 0 2555 Yes Yes Yes F C
G 0 255 Yes Yes Yes F C
IR 0 2 Yes No Yes
TR 0 0 (bit 7) No Yes Yes F C
CPU 01 Memory Areas
Memory Areas in addition to General Memory Areas.
Prefix
Start
Channel
End Channel
Word
Addressing
Bit
Addressing
Read
Write
Modifiers
C 0 511 Present Value Status Yes F C
D 0 8191 Yes No Yes
T 0 511 Present Value Status Yes F C
CPU 11 Memory Areas
Memory Areas in addition to General Memory Areas.
Prefix
Start
Channel
End Channel
Word
Addressing
Bit
Addressing
Read
Write
Modifiers
C 0 1023 Present Value Status Yes F C
D 0 24575 Yes No Yes
T 0 1023 Present Value Status Yes F C
Special addresses: (all CPUs): CLOCK, MODE.
CVM1-V2 Device Group
General Memory Areas
Memory Areas for any CPU.
Prefix
Start
Channel
End Channel
Word
Addressing
Bit
Addressing
Read
Write
Modifiers
A 0 255 Yes Yes Yes F C
A 256 511 Yes Yes No
DR 0 2 Yes No Yes
CIO (opt) 0 2555 Yes Yes Yes F C
G 0 255 Yes Yes Yes F C
IR 0 2 Yes No Yes
TR 0 0 (bit 7) No Yes Yes F C