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Date:      Sun, 28 Feb 2021 12:03:06 +0300
From:      KOT MATPOCKuH <matpockuh@gmail.com>
To:        Ian FREISLICH <ian.freislich@capeaugusta.com>
Cc:        freebsd-usb@freebsd.org, FreeBSD Current <freebsd-current@freebsd.org>,  freebsd-stable List <freebsd-stable@freebsd.org>
Subject:   Re: uchcom update
Message-ID:  <CALmdT0XEvbnRW99H3JRp1iN7Zbr1S7EyEiLFSUMOpN6kvykPtQ@mail.gmail.com>
In-Reply-To: <83f7a6dd-5d7e-cfd2-e580-4db0c7134220@capeaugusta.com>
References:  <eb56d9bc-a915-fa56-d1c2-b24cc30c8aa2@FreeBSD.org> <83f7a6dd-5d7e-cfd2-e580-4db0c7134220@capeaugusta.com>

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Hello!

I'm using FreeBSD 12.2-STABLE r368656 and got usb-to-rs232 with this
controller.
I see /dev/cuaU0 after plugging in adapter, I can attach to serial line
using cu, but after sending any symbol to device I have device reconnection=
:
uchcom0 on uhub0
uchcom0: <vendor 0x1a86 USB2.0-Ser, rev 1.10/2.54, addr 17> on usbus0
uchcom0: CH340 detected
uchcom0: at uhub0, port 9, addr 17 (disconnected)
uchcom0: detached
uchcom0 on uhub0
uchcom0: <vendor 0x1a86 USB2.0-Ser, rev 1.10/2.54, addr 17> on usbus0
uchcom0: CH340 detected

=D0=B2=D1=82, 5 =D0=B8=D1=8E=D0=BD. 2018 =D0=B3. =D0=B2 15:05, Ian FREISLIC=
H <ian.freislich@capeaugusta.com>:

> On 05/22/2018 09:44 AM, Andriy Gapon wrote:
> > Yesterday I committed some changes to uchcom (so far, only in CURRENT).
> > Commits are r333997 - r334002.
> >
> > If you have a CH340/341 based USB<->RS232 adapter and it works for you,
> could
> > you please test that it still does?
> > If you tried your adapter in the past and it did not work, there is a
> chance it
> > might start working now.  Could you please test that as well?
>
> ugen5.4: <vendor 0x1a86 USB2.0-Serial> at usbus5, cfg=3D0 md=3DHOST spd=
=3DFULL
> (12Mbps) pwr=3DON (96mA)
> ugen5.4.0: uchcom0: <vendor 0x1a86 USB2.0-Serial, rev 1.10/2.54, addr 3>
>
> It's not made it any worse.  I'm not using this adapter by choice - it's
> a USB to Maxim (Dallas) one-wire bus adapter.  The manual used to state
> that these are possibly the worst chips ever.  Is that still the
> prevailing opinion?
>
> Ian
>
> --
>
> _______________________________________________
> freebsd-current@freebsd.org mailing list
> https://lists.freebsd.org/mailman/listinfo/freebsd-current
> To unsubscribe, send any mail to "freebsd-current-unsubscribe@freebsd.org=
"
>


--=20
MATPOCKuH



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