About alorenzato

alorenzato · 2024-04-03

Hi,I'm looking for some suggestions for the implementation of a self-powered and DRD (Dual Role Data) system provided with USB Type-C connector, but without PD support.I found two different solutions:1) Using a configuration channels protection IC (T...

alorenzato · 2024-02-16

Hi,I'm developing a project based on the STM32U535VET, in which I have 12 touch buttons and a TFT display.Starting condition:I'm in a situation in which I'm reading the TSC channels and I'm having some "analog" problems. If the Vdda isn't enabled, th...

alorenzato · 2024-04-05

Hi @Nicolas P. thanks for the answer.What I meant with that sentence is that the system is able to toggle between source and sink before the attach (DRP, maybe with optional support of Try.SRC or Try.SNK to set a preferred role) in order to be able t...

alorenzato · 2024-03-05

Hi Stassen,I already opened a ticket with ST support and 'll share the info here as soon as we solve the problem, but I can share the project with you anyway. See attached folder. You can find the instructions to repeat the problem in main.c, after t...

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USB Type-C IC suggestion

TSC problem when enabling Vdda

Re: USB Type-C IC suggestion

Re: TSC problem when enabling Vdda