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by Monskiller
Sat Oct 17, 2020 3:57 am
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1007

Re: Single cable solution display.

... an interesting idea (link) , but I fear that might add too much power draw. Thank you all for the suggestions, some displays look promising but DisplayLink looks to have a lot of drawbacks.
by PiGraham
Fri Oct 16, 2020 12:19 pm
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1007

Re: Single cable solution display.

... the USB interface and over the USB link to the monitor. We don't know if that is significant or not, do we? Yeah we do. Video is bandwidth heavy. DIsplaylink adds encryption on top of that. OK, encryption doesn't add to the bandwidth but it will add CPU load and lag. As will other techniques used ...
by thagrol
Fri Oct 16, 2020 11:55 am
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1007

Re: Single cable solution display.

... the USB interface and over the USB link to the monitor. We don't know if that is significant or not, do we? Yeah we do. Video is bandwidth heavy. DIsplaylink adds encryption on top of that. OK, encryption doesn't add to the bandwidth but it will add CPU load and lag. As will other techniques used ...
by thagrol
Thu Oct 15, 2020 9:18 pm
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1007

Re: Single cable solution display.

... issue of the throughput required from the GPU to the USB interface and over the USB link to the monitor. Indeed. When you boil it down all DisplayLink is is VNC over USB (with added propritary encryption). Same problem, essentially the same solution: render the GFX on the host, transfer ...
by thagrol
Thu Oct 15, 2020 6:51 pm
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1007

Re: Single cable solution display.

There's a lot of negativity on this thread. Given that the DisplayLink page you mentioned has this as a known limitation of the driver: Booting with DisplayLink device connected results in a crash I suspect that DisplayLink isn't ready for use on the ...
by scruss
Thu Oct 15, 2020 5:12 pm
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1007

Re: Single cable solution display.

There's a lot of negativity on this thread. Given that the DisplayLink page you mentioned has this as a known limitation of the driver: Booting with DisplayLink device connected results in a crash I suspect that DisplayLink isn't ready for use on the ...
by PiGraham
Thu Oct 15, 2020 4:59 pm
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1007

Re: Single cable solution display.

There's a lot of negativity on this thread.

Maybe there's something useful on here
https://support.displaylink.com/knowled ... spberry-pi
by drgeoff
Thu Oct 15, 2020 4:34 pm
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1007

Re: Single cable solution display.

... (DP Alt Mode) Look at the USB3 version. Drivers may be an issue, but it's not relying in display port on USB-C. Almost certainly that will use DisplayLink which uses a proprietary protocol and needs a driver. DisplayLink now uses encryption on the video data. AFAIK there is no driver that runs ...
by thagrol
Thu Oct 15, 2020 4:19 pm
Forum: Graphics, sound and multimedia
Topic: Single cable solution display.
Replies: 37
Views: 1007

Re: Single cable solution display.

... Are there any displays out there between 7 and 10 inches with a single cable (USB-C preferably) that could work on a Raspberrypi 3 or 4? Thank you Displaylink and earlier propritary protocols are about the only options I can think of. You'll likely have trouble finding something with linux drivers ...
by drgeoff
Fri Sep 04, 2020 3:09 pm
Forum: General discussion
Topic: Using AOC USB POWERED MONITOR WITH RASPBERRY PI4
Replies: 2
Views: 202

Re: Using AOC USB POWERED MONITOR WITH RASPBERRY PI4

A monitor that connects only to a USB port is almost certainly a DisplayLink monitor and requires driver software to be present on the computer. See eg page 11 of https://aoc-pim.s3.amazonaws.com/Public/AOC/Product%20Data%20and%20Pictures/59ID/E1659FWU/Manual/E1659FWU_English.pdf. ...
by hippy
Sat Aug 15, 2020 6:05 pm
Forum: Advanced users
Topic: USB C with ASUS MB16AP Monitor
Replies: 10
Views: 384

Re: USB C with ASUS MB16AP Monitor

... is a warning on edits, but it's all part of the Great Tapestry of Life fun. My conclusion is the same as yours; it does both, DisplayPort and DisplayLink - and I suspect that's DisplayLink 3.0. None of this helps the OP though. :( Does a bit. I doubt the MB16AP can be used directly with a ...
by hippy
Sat Aug 15, 2020 5:17 pm
Forum: Advanced users
Topic: USB C with ASUS MB16AP Monitor
Replies: 10
Views: 384

Re: USB C with ASUS MB16AP Monitor

That Asus display uses DisplayLink which is a totally different animal from DisplayPort. Thanks. Even though I frequently use DisplayLink and have no DisplayPort devices, I sometimes subconsciously use the latter when meaning the former. ...
by drgeoff
Sat Aug 15, 2020 5:00 pm
Forum: Advanced users
Topic: USB C with ASUS MB16AP Monitor
Replies: 10
Views: 384

Re: USB C with ASUS MB16AP Monitor

... says "Digital Input DisplayPort™ Alt Mode for USB Type-C™" whereas page 2-3 of that same guide mentions "DisplayLink Presenter" app from Google Play Store. I downloaded the Android apk from the Asus site and that definitely contains strings that say DisplayLink ...
by fruitoftheloom
Sat Aug 15, 2020 3:51 pm
Forum: Advanced users
Topic: USB C with ASUS MB16AP Monitor
Replies: 10
Views: 384

Re: USB C with ASUS MB16AP Monitor

drgeoff wrote:
Sat Aug 15, 2020 3:34 pm
@fotl
@hippy

That Asus display uses DisplayLink which is a totally different animal from DisplayPort.

Yes, to early in the morning, re-read my reply, and yes DisplayLink, so maybe the OP should ask in their support forums ??

https://www.displaylink.org/forum/
by drgeoff
Sat Aug 15, 2020 3:34 pm
Forum: Advanced users
Topic: USB C with ASUS MB16AP Monitor
Replies: 10
Views: 384

Re: USB C with ASUS MB16AP Monitor

@fotl
@hippy

That Asus display uses DisplayLink which is a totally different animal from DisplayPort.
by hippy
Sat Aug 15, 2020 12:43 pm
Forum: Advanced users
Topic: USB C with ASUS MB16AP Monitor
Replies: 10
Views: 384

Re: USB C with ASUS MB16AP Monitor

It appears the ASUS MB16AP is using the DisplayPort DisplayLInk protocol which should work just as well over a USB-A 2.0 or 3.0 connection as from a USB-C connection. The root problem appears to be that it may be using DisplayPort DisplayLInk 3.0 protocol ...
by drgeoff
Fri Aug 14, 2020 6:59 am
Forum: Troubleshooting
Topic: I'm using a Alura-tek dongle to plug my micro hdmi cord into my usb-c Mac laptop, no display!
Replies: 3
Views: 135

Re: Boot issue on Mac OS Catalina

Zontaluma wrote:
Fri Aug 14, 2020 12:04 am
I'm using a Alura-tek dongle to plug my micro hdmi cord into my usb-c Mac laptop.
Please provide a link to details of that dongle. The only device I see on the Aluratek website with HDMI and USB ports is a DisplayLink adaptor. Its HDMI port is output only.
by drgeoff
Sun Aug 02, 2020 5:51 pm
Forum: General discussion
Topic: How can I set setup a Pi4 without MicroHDMI and Ethernet cable
Replies: 9
Views: 473

Re: How can I set setup a Pi4 without MicroHDMI and Ethernet cable

... an example of not supporting. The USB-C port does not support video (it's just a USB 2.0 port with a type-C connector). It should support USB 2.0 DisplayLink video if the Pi is configured for that. True but some people see things like https://www.ebay.co.uk/i/293509411309 and get their hopes up.
by hippy
Sun Aug 02, 2020 4:11 pm
Forum: General discussion
Topic: How can I set setup a Pi4 without MicroHDMI and Ethernet cable
Replies: 9
Views: 473

Re: How can I set setup a Pi4 without MicroHDMI and Ethernet cable

... an example of not supporting. The USB-C port does not support video (it's just a USB 2.0 port with a type-C connector). It should support USB 2.0 DisplayLink video if the Pi is configured for that.
by aBUGSworstnightmare
Sat Jul 18, 2020 7:04 am
Forum: Advanced users
Topic: [SOLVED] Ultimate Multiple Displays
Replies: 3
Views: 400

Re: [HELP] Ultimate Multiple Displays

Question: your 4 display arrangement is running already?

Code: Select all

  xrandr --query  
should list allconnected displays

What is the output of

Code: Select all

echo $DISPLAY   
?

Might help later https://support.displaylink.com/knowled ... spberry-pi
by vleonardot
Fri Jul 17, 2020 11:45 pm
Forum: General discussion
Topic: Can a USB monitor work with pi3?
Replies: 12
Views: 19864

Re: Can a USB monitor work with pi3?

hi
it works for me

https://support.displaylink.com/knowled ... spberry-pi

with
Rapsberrry pi 4
DisplayLink binary drivers 5.2
by thagrol
Thu Jul 09, 2020 12:52 pm
Forum: Beginners
Topic: is it possible to use 3x 1440p monitors at same time with Raspi4?
Replies: 6
Views: 280

Re: is it possible to use 3x 1440p monitors at same time with Raspi4?

... block each other, i.e. you can't use DSI + DPI together) Does that still apply if max_framebuffers is increased above 2? And does it apply to displaylink and vnc servers?
by thagrol
Thu Jul 09, 2020 11:29 am
Forum: Beginners
Topic: is it possible to use 3x 1440p monitors at same time with Raspi4?
Replies: 6
Views: 280

Re: is it possible to use 3x 1440p monitors at same time with Raspi4?

... gertvga666 - a GPIO to VGA adapter. I've no idea if using it provides an additional screen or mirrors/disables the existing ones. For USB there's displaylink but you'll need an early chipset as v2 onwards require encryption and aren't supported under linux. I'm not sure how good the drivers are ...
by hippy
Fri Jun 12, 2020 2:29 pm
Forum: Troubleshooting
Topic: Using the display as a second monitor for windows machine
Replies: 3
Views: 142

Re: Using the display as a second monitor for windows machine

what I want to do is use the display as a second display/monitor for my pc. Do you know how to do this? One option may be to find a DisplayLink adapter and use that to connect your 'display' to your PC. Unfortunately there is no software available for a Pi which allows it to be used as ...
by alphanumeric
Sun May 31, 2020 11:32 am
Forum: General discussion
Topic: OTG capable Pi as a USB to HDMI/SDTV/DSI/DPI adapter
Replies: 2
Views: 256

Re: OTG capable Pi as a USB to HDMI/SDTV/DSI/DPI adapter

I use DisplayLink with my laptop. I have an ASUS USB 3 Display link monitor I use with it. Same color and matching logo to the ASUS laptop. It usually has Outlook or a second browser window open on it. My laptops main screen ...

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