Right, up to 64 VCs per stream endpoint. Each stream endpoint only supports a single sequence number counter, so that single counter would be shared by all virtual channels.
Wade On Sun, Apr 27, 2025 at 8:27 PM Brian Padalino <bpadal...@gmail.com> wrote: > On Sun, Apr 27, 2025 at 8:44 PM Wade Fife <wade.f...@ettus.com> wrote: > >> The EPIDs are only used by the stream endpoints. I think it will always >> be set to 0 when it is sent to your block, and anything you put in there >> will be ignored by downstream blocks. In theory, I suppose it could be used >> the way you described, but I think that would require pretty significant >> changes in both UHD and in the FPGA. >> >> Could you use two stream endpoints instead to double the number of >> virtual channels? >> > > Maybe I could do that. So have 4 endpoints be the lower 64 channels, and > then have 4 endpoints be the upper 64 channels and utilize only the VC > field? > > When it comes to SeqNum, do the VC's count as being separate or would the > SeqNum also increase since the DestEPID is still the same? > > Thanks, > Brian >
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