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AURIX™ Forum Discussions

User9635
Level 4
Level 4
50 replies posted 50 questions asked 25 replies posted
‎Jun 29, 2020 09:38 AM
‎Jun 29, 2020 09:38 AM

Aurix 1G SMU3[27] Safety Flip-Flop Alarm type

Hello Support,

In Aurix 1G TC297 device, SMU3[27] Alarm is an Uncorrectable Error of Correctable Error?
Also, what does it indicate?
How to know which register is erroneous?
Is it Transient Single Event Fault or Permanent Fault when it occurs during ECU run-time?
Some more details about this Aurix 1G SMU3[27] Alarm feature will help resolve the current issue we are observing.
4486.attach
Best Regards
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NeMa_4793301
Level 6
Level 6
10 likes received 10 solutions authored 5 solutions authored
‎Jun 29, 2020 03:17 PM
‎Jun 29, 2020 03:17 PM

Re: Aurix 1G SMU3[27] Safety Flip-Flop Alarm type

It indicates a discrepancy between redundant copies of the same register - it is thus uncorrectable, and you can't tell which one has an error. It could reflect either a transient or a permanent fault.
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