Omron HOME SECURITY SYSTEM - MOTION SENSOR FQM1-MMA21 - Manual (Page 322)

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Appendix B
I/O Memory
Overview of I/O Memory
Introduction
This section describes the I/O Memory and other parts of memory in the Modules other than that containing the
user program.
I/O Memory
This region of memory contains the data areas which can be accessed by instruction operands. The data
areas include the CIO Area, Work Area, Auxiliary Area, DM Area, Timer Area, Counter Area, Index Registers,
Condition Flag Area, and Clock Pulse Area.
Parameter Area
This region of memory contains various settings that cannot be specified by instruction operands; they can be
specified from the CX-Programmer only. The settings include the System Setup.
S
D
Instruction
I/O Memory
CX-Programmer
Parameter Area