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To my understanding (I've never dug deep into the spec), Display Port is packet-based, and every DP interface should support tunnelling data for other outputs (
by MayeulC 4y ago
To my understanding (I've never dug deep into the spec), Display Port is packet-based, and every DP interface should support tunnelling data for other outputs (DP MST for Multi Stream Transport). Does eDP support this? I think a "splitter" could be made to connect two more displays using the same 30-pin eDP connector, but I'd like someone more knowledgeable to confirm this. Some high-resolution panels used to stitch together multiple MST panels, so this sounds likely. Additionally, a diagram in [1] seems to confirm this.
Of course, the video gets away with very little soldering and using only off-the-shelf hardware, which is impressive in itself. I couldn't find any such "eDP splitters" or MST hubs, and you'd still need the iPad screen controllers.
[1]: https://www.embedded.com/edp-a-better-embedded-display-ecosystem/ https://www.embedded.com/edp-a-better-embedded-display-ecosy...