Trying to connect to bluetooth device, can't see it at all (but phone can)

[Peter Flynn]

Bluetooth on Linux is a joke and a complete waste of time. It needs to be 
ripped out, trashed, and completely rewritten from scratch.

P


On 26 May 2023 23:42:26 Chris Green <cl at isbd.net> wrote:

> I'm trying to connect my laptop (running xubuntu 23.04 to a bluetooth
> device, basically the device is a remote control 'slave' device, no
> audio or anything.
>
> Running bluetoothctl and doing 'scan on' shows me a couple of other
> local bluetooth devices (a TV and an audio player) but no sign of the
> device I want.
>
> However if I can connect my 'phone to the device successfully and,
> when I do, bluetoothctl sees *lots* of devices.  There seems to be a
> new device for each remote control 'command'.
>
> So when I run bluetoothctl I see:-
>
>    chris$ bluetoothctl
>    Agent registered
>    [bluetooth]# scan on
>    Discovery started
>    [CHG] Controller 00:28:F8:3D:3B:AE Discovering: yes
>    [NEW] Device 70:54:B4:63:84:1B TOSHIBA TV
>
>
> Then, when I connect my phone to the remote controlled device and send
> it some commands I see the following sort of thing from bluetoothctl:-
>
>    [NEW] Device 60:6D:B1:DA:6A:62 60-6D-B1-DA-6A-62
>    [NEW] Device 73:26:97:F3:0D:85 73-26-97-F3-0D-85
>    [NEW] Device 53:2D:8A:ED:7C:DA 53-2D-8A-ED-7C-DA
>    [NEW] Device 58:28:FD:4E:B9:65 58-28-FD-4E-B9-65
>    [DEL] Device 60:6D:B1:DA:6A:62 60-6D-B1-DA-6A-62
>    [DEL] Device 73:26:97:F3:0D:85 73-26-97-F3-0D-85
>    [NEW] Device 7E:5E:F0:D3:5E:0D 7E-5E-F0-D3-5E-0D
>    [DEL] Device 53:2D:8A:ED:7C:DA 53-2D-8A-ED-7C-DA
>    [DEL] Device 58:28:FD:4E:B9:65 58-28-FD-4E-B9-65
>    [DEL] Device 7E:5E:F0:D3:5E:0D 7E-5E-F0-D3-5E-0D
>
> Each 'NEW' seems to correspond to a particular command.
>
> Can anyone explain this and, even better, tell me how I can control
> this device from my laptop using bluetooth?
>
> --
> Chris Green
>
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