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USB low-full-high speed peripherals Forum Discussions

TeMa_2997106
Level 6
Level 6
10 likes received 10 solutions authored 250 replies posted

The power-on sequence is described in the data sheet.

(Within 10ms between VDD and VDDIO1)

What failure mode will occur if this specification is violated?

Thanks,

Tetsuo

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1 Solution
YiZ_31
Moderator
Moderator
Moderator
1000 replies posted 750 replies posted 500 replies posted

Hi Tetsuo-san,

The most common scenario is that the device could not enumerate correctly after reset.

Regards,
Eddie

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4 Replies
YiZ_31
Moderator
Moderator
Moderator
1000 replies posted 750 replies posted 500 replies posted

Hi Tetsuo-san,

The most common scenario is that the device could not enumerate correctly after reset.

Regards,
Eddie

Eddie-san,

Thank you for your answer.

I understand that it will not suffer serious damage such as device destruction. Is it correct?

Thanks,

Tetsuo

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YiZ_31
Moderator
Moderator
Moderator
1000 replies posted 750 replies posted 500 replies posted

Hi Tetso-san,

No, it will not cause device destruction.

Regards,
Eddie

Eddie-san,

Thank you very much.

I understand.

Thanks,

Tetsuo

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