Omron CP1H-CPU - 05-2006, Operation Manual

Page: 495 / 669

464
Error Classification and Confirmation
Section 9-1
Non-fatal Errors
Auxiliary Area
■
Error Code Storage Word
The error code is stored in A400 when an error occurs. If two or more errors
occur at the same time, the most serious error will be stored.
■
Error Flags
Flags that indicate the type of error are allocated in the Auxiliary Area.
■
Error Information
This area indicates specific information on the meaning of error flags and pro-
vides information on error location and error details.
4.1.
→
0.1.
→
FAL instruction executed for FAL number 001
:
:
4.2.
→
0.0.
→
FAL instruction executed for FAL number 256
:
:
4.2.
→
f.f.
→
FAL instruction executed for FAL number 511
0.0.
→
f.1.
→
Flash memory error
0.0.
→
8.b.
→ → →
Unit number of interrupt task error occurrence
Interrupt task error
Example Displays of Unit Numbers for which an Interrupt Task Error Has Occurred
→
8.0.
→ →
0.0.
Special I/O Unit with unit number 1
→
8.0.
→ →
0.f.
Special I/O Unit with unit number 15
→
8.0.
→ →
s.f. Special I/O Unit with unit number 95
0.0.
→
9.b.
→ → →
Location of PLC Setup error
PLC Setup error
Example Displays for Locations of PLC Setup Errors
→
0.0.
→ →
0.0. PLC Setup internal address: 0000 hex
→
0.1.
→ →
f.f. PLC Setup internal address: 01FF hex
0.0.
→
8.a.
→
Built-in analog I/O error
0.2.
→
0.0.
→
CPU bus error for CPU Bus Unit with unit number 0
:
:
0.2.
→
0.f.
→
CPU bus error for CPU Bus Unit with unit number F
0.3.
→
0.0.
→
Error for Special I/O Unit with unit number 0
:
:
0.3.
→
s.f.
→
Error for Special I/O Unit with unit number 95
0.3.
→
f.f.
→
Error for Special I/O Unit with unknown unit number
0.0.
→
d.1.
→
Option Board error for option slot 1
0.0.
→
d.2.
→
Option Board error for option slot 2
0.0.
→
f.7.
→
Battery error