Omron CJ - 08-2008 - Data Area Properties

376
I/O Memory Areas Section 9-2
9-2-3 Data Area Properties
Content after Fatal Errors, Forced Set/Reset Usage
Area Fatal Error Generated Forced Set/
Forced Reset
Functions
Usable?
Execution of FALS(007) Other Fatal Error
IOM Hold Bit
OFF
IOM Hold Bit
ON
IOM Hold Bit
OFF
IOM Hold Bit
ON
CIO
Area
I/O Area Retained Retained Cleared Retained Yes
Data Link Area
CPU Bus Unit Area
Special I/O Unit Area
DeviceNet Area
Internal I/O Area
Work Area (W) Retained Retained Cleared Retained Yes
Holding Area (H) Retained Retained Retained Retained Yes
Auxiliary Area (A) Status varies from address to address. No
Data Memory Area (D) Retained Retained Retained Retained No
Extended Data Memory Area (E) Retained Retained Retained Retained No
Timer Completion Flags (T) Retained Retained Cleared Retained Yes
Timer PVs (T) Retained Retained Cleared Retained No
Counter Completion Flags (C) Retained Retained Retained Retained Yes
Counter PVs (C) Retained Retained Retained Retained No
Task Flags (TK) Cleared Cleared Retained Retained No
Index Registers (IR) Retained Retained Cleared Retained No
Data Registers (DR) Retained Retained Cleared Retained No