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STUSB4500 (not the lite version) - VBUS_EN_SNK does not pull low. VBUS CTRL register shows it's read only - so how to ensure it pulls low so i can switch power to my system?

SRitc.1
Associate

‎2023-02-08 05:04 AM

 
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1 REPLY 1
Winfred LU
ST Employee

‎2023-02-22 06:20 PM

It has to go thru the PD negotiation.

Please try to connect to a USB PD Source device.

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