[PD] [hid/hidio] (Debian 9.5) - How to find out the device numbers?

Jean-Yves Gratius jyg at gumo.fr
Tue Oct 8 22:55:29 CEST 2019

> [PD] [hid] (Debian 9.5) - How to find out the device numbers?
> From:
> "Ingo" <ingo at miamiwave.com>
> Date:
> 08/10/2019 à 13:33

> I need to connect a mouse with varying hardware.
> However, "open by device type" does not work.
> "Open by vendor / product ID" does not seem to work either.

With the Linux64 hidio external, the message "open by vendor /product 
id" works on my system.

example : [open 0x04f3 0x0224, 1(

> Does anybody know how to list the Device Numbers without opening the
> console?
In my modified version of hidio (see 

I changed the code inside *void****hidio_devices**(t_hidio *x)* so that 
when you send the message [devices( , you get the devices list on the 
second outlet of hidio.

This has to be implemented in the hidio_darwin.c file  so that it will 
be consistent between 2 OSs

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