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USB PD Part selection : Issues with EN Pin Operation with CubeMX, USB PD stack & TouchGFX

Rajkumar24
Associate III

Hi Pascal,

Any updates on our previous thread?

When testing the same firmware with the EN pin pulled up, we are facing some issues during operation. After about 5–6 operation cycles, the system stops working until the MCU is reset. The issue still persists — could you please suggest what board-level changes might be needed to resolve this?

Additionally, we are facing another issue on the CubeMX side:

  • USB PD works well separately,TouchGFX works fine separately. But in our application, we need both to run together. If I disable TouchGFX, USB PD starts working. However, when I try to enable both TouchGFX and USB PD in the IOC file, CubeMX shows an error saying only one can be used at a time.

Could you please advise how we can resolve this?

 

Thanks & Regards,
Rajkumar


edit: 
related thread Solved: USB PD Part selection - STMicroelectronics Community 

10 REPLIES 10
FBL
ST Employee

Hi @Rajkumar24 

Sorry for my late reply! I'm not expert in ST USB PD ICs. You can either check here USB type-C and power delivery controllers - Products. Or start a new thread in the dedicated Power management forum.

About USB-PD project standalone, using IAR, is not compiling on my end, you need to attach your full project including drivers and MW to replicate the issue. 

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