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Re: NetBSD and CH340 usb/serial

On Mon, Nov 14, 2016 at 06:19:05PM +0100, Manuel Bouyer wrote:
> Hello,
> I have this device:
> which is detected by NetBSD as:
> uchcom0 at uhub2 port 3
> uchcom0: QinHeng Electronics USB2.0-Serial, rev 1.10/2.54, addr 11
> uchcom0: CH341 detected
> ucom2 at uchcom0
> AFAIK (it's light-gray on gray) the chip is marked H340T, so it's probably
> misdetected as H341 but reading the driver sources it shouldn't make
> a difference.
> The problem is it doesnt' work.
> [...]

for the record, I fixed (worked around would be more appropriate I guess)
this in HEAD; pullup to netbsd-7 requested.

Manuel Bouyer <>
     NetBSD: 26 ans d'experience feront toujours la difference

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