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Pyxis front USB-C questions

PostPosted: Thu May 09, 2024 11:23 am
by bthathaway
How much information has been released about the front USB-C (aka the EVF port) on the new Pyxis camera?

I understand it provides a standard Display Port output feed, and obviously it is capable of handling at least some camera control signaling from the EVF. But how far does this go?

For instance, could I attach one of the USB powered "laptop companion" screens (many of them less than $100.00 these days) and use that as a large (and inexpensive) camera monitor? And how many control functions will camera monitor makers be able to incorporate in future USB-C based 5" and 7" units? Certainly screens in that size range will be low-power enough to be run directly off the port without requiring a separate power feed or battery. I would hope so anyway.

Also, can the port handle audio in and/or out? And if yes, then what sorts of additional accessories might this allow?

Of course the same questions apply to the Cine 12K.

I suspect this port will prove to be the most under appreciated feature of the new BM camera lineup, though ultimately it will lead to a lot of operator quality of life improvements down the road. How much smaller and lighter does an external monitor become when it doesn't need a battery mount or external power or video ports (or maybe just video out?)?

I don't see anyone asking these questions yet in the BM interviews I've seen, but seems like we ought to know.

BT

www.waveland.pro

Re: Pyxis front USB-C questions

PostPosted: Fri May 10, 2024 12:08 am
by James_Westlake
I’m keen to know more about this too. Blackmagic have implied in interviews that there’s potential for other accessories to use the USB C ports on the ursa cine (so I guess also the pyxis), so I wouldn’t be surprised if they release a new video assist that works with it (though I suspect not a recorder, and not such high brightness, for power draw reasons).

Re: Pyxis front USB-C questions

PostPosted: Fri May 10, 2024 12:36 am
by John Brawley
Yes.

It’s display port. Among other things.

You can use an EVF to look at your desktop too.

JB

Re: Pyxis front USB-C questions

PostPosted: Fri May 10, 2024 1:04 am
by timbutt2
John Brawley wrote:Yes.

It’s display port. Among other things.

You can use an EVF to look at your desktop too.

JB

That sounds crazy. So the EVF can be used with a computer as a Mirrored Desktop or as an External Desktop. I don't think I know of any other EVF that can do that. Wonder what more the EVF could do? Haha.

Re: Pyxis front USB-C questions

PostPosted: Fri May 10, 2024 1:12 am
by Mike Potton
timbutt2 wrote:That sounds crazy. So the EVF can be used with a computer as a Mirrored Desktop or as an External Desktop. I don't think I know of any other EVF that can do that. Wonder what more the EVF could do? Haha.


Presumably most EVF's with HDMI can display a desktop if they are fed a compatible res/framerate.

Re: Pyxis front USB-C questions

PostPosted: Fri May 10, 2024 1:14 am
by timbutt2
Mike Potton wrote:
timbutt2 wrote:That sounds crazy. So the EVF can be used with a computer as a Mirrored Desktop or as an External Desktop. I don't think I know of any other EVF that can do that. Wonder what more the EVF could do? Haha.


Presumably most EVF's with HDMI can display a desktop if they are fed a compatible res/framerate.

True. I guess since I have been SDI based for so long I didn't think about that. I've only had SDI based EVFs.

Re: Pyxis front USB-C questions

PostPosted: Fri May 10, 2024 11:14 am
by Howard Roll
John Brawley wrote:Yes.

It’s display port. Among other things.

You can use an EVF to look at your desktop too.

JB

What’s on the wire? 10 bit, 8 bit, RGB, YUV, resolution?

Good Luck

Re: Pyxis front USB-C questions

PostPosted: Fri May 10, 2024 11:43 am
by rick.lang
Mike Potton wrote:Presumably most EVF's with HDMI can display a desktop if they are fed a compatible res/framerate.


I’ve used my current BMVA12G7 as a Mac Pro 2019 desktop secondary display via HDMI previously.

Re: Pyxis front USB-C questions

PostPosted: Fri May 10, 2024 2:36 pm
by Leon Benzakein
Think outside the box(camera).

Pun intended.

USB-C display port to HDMI adapter.
e.g.
https://www.amazon.com/Extension-Highwi ... D_BwE&th=1

Does display port carry audio in both directions?

Re: Pyxis front USB-C questions

PostPosted: Fri May 10, 2024 6:49 pm
by joe12south
Leon Benzakein wrote:Does display port carry audio in both directions?

The spec allows for it, but it isn't required and many manufacturers don't implement it.

Re: Pyxis front USB-C questions

PostPosted: Thu Feb 20, 2025 6:11 pm
by andrebetz
I've tried to view a displayport monitor (Asus Zen Screen) its a 1920x1080 and it doesn't work. The monitor powers up but no signal is sent to the screen.