Re: biqu bx 3d printer ??
On Thursday, December 23, 2021 9:07:56 AM EST Tixy wrote:
> On Thu, 2021-12-23 at 13:22 +0000, Curt wrote:
> > On 2021-12-22, Tixy <tixy@yxit.co.uk> wrote:
> > > On Wed, 2021-12-22 at 04:36 -0500, gene heskett wrote:
> > > [...]
> > >
> > > > What utility could adjust the baud and endianess of this tty_ACM0?
> > >
> > > I can't see how that is relevant, this is your printer's USB connection
> > > not some old style asynchronous serial interface like RS232.
> >
> > Apparently it is though, relevant, to a virtual serial port.
> >
> > https://www.reddit.com/r/MPSelectMiniOwners/comments/7a9zl8/issues_printin
> > g_over_usb_in_ubuntulinux/
> >
> > Maybe the OP could try Octoprint or Pronsole.
>
> I just read that, very strange if setting a baud rate on a 'virtual'
> (i.e. not hardware) serial port makes any difference. Unless the act of
> sending the baud rate commands over USB to the printer makes its
> software (or Linux) go into some different state where subsequent
> printing commands work.
>
> Not knowing really what ACM is I looked for the docs on the internet,
> seems ACM is part of the PSTN subclass of USBs Communications Device
> Class (CDC) and the docs says:
>
> With an Abstract Control Model, the USB device understands standard
> V.250 (AT) commands.
>
> Ahh, AT commands, that brings back memories. :-)
Not always fond memories, every modem maker had their own interpretation of
the Hayes cmd set.
> Still none the wiser of what hardware in the printer you would be
> setting the baud rate of though, but as I'm ignorant of the insides of
> 3D printers perhaps that's not a surprise.
There's an echo here too.
Thanks all and Merry Christmas to all.
Cheers, Gene Heskett.
--
"There are four boxes to be used in defense of liberty:
soap, ballot, jury, and ammo. Please use in that order."
-Ed Howdershelt (Author, 1940)
If we desire respect for the law, we must first make the law respectable.
- Louis D. Brandeis
Genes Web page <http://geneslinuxbox.net:6309/gene>
Reply to: