About TFels.1

TFels.1 · 2023-01-19

I'm working on a setup with a STM32L452RE and want to use the USB as a CDC-Device. I want to use the internal PullUp for D+ and the VBUS-sensing. I only find very unspecific Information about what i got to do in software. Also which Pin to use (proba...

TFels.1 · 2023-01-19

Hi,is it correct that i only need to connect the PIN PA9 to the voltagedivider mentioned in the AN 4879 and i'm done? Nothing else to configure but PA9 as Input?That would be really simple.

TFels.1 · 2023-01-19

In the AF-Tabels in datasheet i can not find any info for VBUS-Sensing. Wheter at Port PA9 nor any other.I can not find any configruations for VBUS sensing in CubeMX. I'm using CubeMX inside CudeIDE. Where to find this settings?

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Setting Up STM32L452 as USB CDC Device with VBUS-Sense

Re: Setting Up STM32L452 as USB CDC Device with VBUS-Sense

Re: Setting Up STM32L452 as USB CDC Device with VBUS-Sense