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Power role advertisements subtab

USB-PD advertisements tell connected devices the power policy of the port and its preferred policy.

Port policy

  • None - no power

  • Source - provides source

  • Sink - receives power

  • Sink / Source - can provide or receive power according to the Preferred port policy

Preferred port policy (Only has an effect if port policy is set to Sink / Source)

  • None - no power

  • Source - provides power

  • Sink - receives power

  • Follow data - provides power if downstream-facing, receives power if upstream-facing

  • Auto - negotiate with the connected device