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7.4 Error Freeze
When it detects a hardware error, the OD.RING module lights the error LED, saves error freeze
information, and stops. Figure 7-1 shows the error freeze information format. For the error codes
and stack frame in this format, see the next and subsequent pages.
(Main)
(Sub)
/940400
/9C0400
/940410
/9C0410
/940414
/9C0414
/940418
/9C0418
/94041C
/9C041C
/940420
/9C0420
/940424
/9C0424
/940428
/9C0428
/94042C
/9C042C
/940430
/9C0430
/940434
/9C0434
/940438
/9C0438
/94043C
/9C043C
/940440
/9C0440
/940444
/9C0444
/940448
/9C0448
/94044C
/9C044C
/940450
/9C0450
Figure 7-1 Error Freeze Information Format
31
16
15
2
—— 2
2
—— 2
Error code
——
—
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 frame (4 words, 6
words, bus error)
7-7
7 TROUBLESHOOTING
0
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