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垒垒.1
垒垒.1
Associate
Nov 6, 2021 3:42 AM UTC
Question

Why can't STM32WB55 USB and BLE work at the same time, using firmware version 1.12.0.

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This topic has been closed for replies.

7 replies

Imen.D
ST Technical Moderator
Nov 9, 2021 8:54 AM UTC

Hello @垒垒.1,

Do you have still this problem to solve?

Have you an error message ?

Please share more details as much as possible to help you solve your issue.

Imen

In order to give better visibility on the answered topics, please click on 'Best answer' on the reply which solved your issue or answered your question. Thanks
垒垒.1
垒垒.1Author
Associate
Nov 9, 2021 1:50 PM UTC

HI @Imen DAHMEN

I haven't solved the problem yet !!!! Help me !!

JPrin.3
JPrin.3
Visitor II
Feb 17, 2022 7:33 PM UTC

Is this solved already? If so, how?

垒垒.1
垒垒.1Author
Associate
Feb 22, 2022 3:11 PM UTC
no
---Original---
JPrin.3
JPrin.3
Visitor II
Feb 25, 2022 9:42 AM UTC

You should poll Sem5 until granted before configuring the clock for USB. See AN5289, figure 9. Else M0 will switch it off.

BStic.2
BStic.2
Senior
May 25, 2023 9:28 PM UTC

This was the answer! Thanks!


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