How to tell Bluetooth "outgoing" COM port from "incoming"?

P

Pavel A

Is there a way to distinguish "outgoing" COM port from "incoming" in a pair of COM ports created for USB device?

The Bluetooth settings applet shows this info, how to find this by code?

Device manager shows a bunch of more or less esoteric properties for these COM ports, but nothing apparently telling the COM port direction.

"Bluetooth device flags", maybe?

Where can we find complete list of these device properties, by the way?

-- pa

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