Provided by: bluez_5.48-0ubuntu3_amd64 

NAME
btattach - attach serial devices to BlueZ stack
SYNOPSIS
btattach [-B device] [-A device] [-P protocol] [-R]
DESCRIPTION
btattach is used to attach a serial UART to the Bluetooth stack as a transport interface.
OPTIONS
-B device, --bredr device Attach a BR/EDR controller. -A device, --amp device Attach an AMP controller. -P protocol, --protocol protocol Specify the protocol type for talking to the device. Supported values are: · h4 · bcsp · 3wire · h4ds · ll · ath3k · intel · bcm · qca -R Set the device into raw mode (the kernel and bluetoothd will ignore it).