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Re: Advice on laptop with USB-C port and USB-Type C Multipoint Adapter (and VGA)

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On Thu, Dec 03, 2020 at 09:35:38PM +1100, David wrote:
> On Thu, 3 Dec 2020 at 21:15, <tomas@tuxteam.de> wrote:

[...]

> > USB-C is a mess. Quoth [1]:

[...]

> Does the active cable have a USB-C connector on the VGA end?

Yes, it should.

> The comment I responded to speaks of analog VGA signals
> on a USB-C connector.

Going by the Wikipedia reference, no. Unless/until there's an Alternate
Mode defining that; I can't imagine this is going to happen.

> I thought "that's weird" so before I wrote I had a quick read of all the main
> links under the heading
>   https://en.wikipedia.org/wiki/USB-C#Alternate_Mode_partner_specifications
> and I saw no trace of any such thing.

For that to happen, there must be some entity with enough stamina and
financial power to back a hypothetical VGA Alternate Mode. Who would
have interest in that?

> As always, I'm happy to be corrected if wrong. I take no interest in
> "active cables" myself, modern passive cables are unreliable enough,
> but if someone wants to provide a link then I will enjoy a chuckle that
> someone somewhere thinks this is good engineering.

Tickling your favourite search engine (let's hope it ain't Google ;-)
yields tons of "USB-C to VGA" adapters. For all we know, they should
be "active".

Those things aren't driven by engineering. They are driven by marketing.

Cheers
 - t

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Thread

Advice on laptop with USB-C port and USB-Type C Multipoint Adapter (and VGA) Rh Kramer <rhkramer.s31@gmail.com> - 2020-11-28 15:10 +0100
  Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) Dan Ritter <dsr@randomstring.org> - 2020-11-28 18:00 +0100
  Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) Andrei POPESCU <andreimpopescu@gmail.com> - 2020-11-29 07:30 +0100
    Re: Advice on laptop with USB-C port and USB-Type C Multipoint Adapter (and VGA) Stefan Monnier <monnier@iro.umontreal.ca> - 2020-11-29 18:30 +0100
    Re: Advice on laptop with USB-C port and USB-Type C Multipoint Adapter (and VGA) rhkramer@gmail.com - 2020-12-02 16:30 +0100
      Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) Andrei POPESCU <andreimpopescu@gmail.com> - 2020-12-02 17:00 +0100
        Re: Advice on laptop with USB-C port and USB-Type C Multipoint Adapter (and VGA) rhkramer@gmail.com - 2020-12-02 17:50 +0100
      Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) David <bouncingcats@gmail.com> - 2020-12-03 10:40 +0100
        Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) <tomas@tuxteam.de> - 2020-12-03 11:20 +0100
          Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) David <bouncingcats@gmail.com> - 2020-12-03 11:40 +0100
            Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) <tomas@tuxteam.de> - 2020-12-03 11:50 +0100
              Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) David <bouncingcats@gmail.com> - 2020-12-03 22:10 +0100
            Re: Advice on laptop with USB-C port and USB-Type C Multipoint Adapter (and VGA) rhkramer@gmail.com - 2020-12-03 15:00 +0100
              Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) David <bouncingcats@gmail.com> - 2020-12-03 22:10 +0100
          Re: Advice on laptop with USB-C port and USB-Type C Multipoint Adapter (and VGA) rhkramer@gmail.com - 2020-12-03 15:00 +0100
        Re: Advice on laptop with USB-C port and USB-Type C Multipoint Adapter (and VGA) rhkramer@gmail.com - 2020-12-03 15:00 +0100
          Re: Advice on laptop with USB-C port and USB-Type C Multipoint  Adapter (and VGA) Andrei POPESCU <andreimpopescu@gmail.com> - 2020-12-04 11:10 +0100

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