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6 MAINTENANCE
6.4 Error Freeze
When it detects a hardware error, the IR.LINK module lights the error LED, stores error freeze
information, and stops.
Main module Sub-module 2
/A40400
/AC0400
/A40404
/AC0404
/A40410
/AC0410
/A40414
/AC0414
/A40418
/AC0418
/A4041C
/AC041C
/A40420
/AC0420
/A40424
/AC0424
/A40428
/AC0428
/A4042C
/AC042C
/A40430
/AC0430
/A40434
/AC0434
/A40438
/AC0438
/A4043C
/AC043C
/A40440
/AC0440
/A40444
/AC0444
/A40448
/AC0448
/A4044C
/AC044C
/A40450
/AC0450
/A404FC
/AC04FC
(*) The detail of the stack frames are shown on the next
page.
Figure 6-1 Address Map of Error
Freeze Information
31
16
15
0
2
2
2
Error code
Time from reset (ms)
D0 register
D1 register
D2 register
D3 register
D4 register
D5 register
D6 register
D7 register
A0 register
A1 register
A2 register
A3 register
A4 register
A5 register
A6 register
A7 register
Stack frames (*)
(4 words, 6 words, bus error)
Table 6-5 Error Codes to be Registered
No.
Code
1
0010H
Bus error
2
0011H
Address error
3
0012H
Illegal instruction error
4
0013H
Division by zero error
5
0014H
Privilege violation
6
0015H
WDT error
7
0016H
Format error
8
0017H
Spurious interrupt
9
0018H
Unused exception
(e.g., CHK, TRAPV, L1010)
10 0019H
Parity error
11 001AH Power failure forecast
12 0100H
Module number switch
setting error
13 0101H
Bit rate switch setting error
14 0102H
ROM1 sum error
15 0103H
RAM1 compare error
16 0105H
RAM2 compare error
17 0107H
DMA transfer error
(IR.LINK module error)
18 0108H
19 0109H
20 010AH
21 010BH ROM3 sum error
22 010CH ROM3 write error 2
23 010DH
24 010EH
25 010FH
26 0110H
Parameter rewrite count
exceeded the limit
6-12
and Contents of Them
Error
Display
BUS
ADDR
ILLG
ZERO
PRIV
WDT
FMAT
SINT
EXCP
PTY
GR
MDSW
BRSW
ROM1
RAM1
RAM2
ROM3
WOVR
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