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| author | michael-west <michael.west@ettus.com> | 2022-02-13 18:43:52 -0800 |
|---|---|---|
| committer | Aaron Rossetto <aaron.rossetto@ni.com> | 2022-04-07 06:24:52 -0700 |
| commit | b3a9c7849fa249653643d01c5d5f127feb92152b (patch) | |
| tree | 3c80193f6efb111a132b8d8b0b006981854e94e0 /host/docs/configuration.dox | |
| parent | 41aadb29b952d563bf78c38b7bfd408d2f1d2519 (diff) | |
| download | uhd-b3a9c7849fa249653643d01c5d5f127feb92152b.tar.gz uhd-b3a9c7849fa249653643d01c5d5f127feb92152b.tar.bz2 uhd-b3a9c7849fa249653643d01c5d5f127feb92152b.zip | |
multi_usrp_rfnoc: Add TX buffering using Replay
Enabled with the "tx_replay_buffer" device argument. Buffers TX data in
DRAM using the Replay block (version 1.1 or higher required), allowing
more buffering of data on the device. May reduce underruns for certain
applications. The Replay block is currently limited to 32 play
commands, so fewer calls to send() with larger buffers will perform
better than more calls with smaller buffers.
Signed-off-by: michael-west <michael.west@ettus.com>
Diffstat (limited to 'host/docs/configuration.dox')
| -rw-r--r-- | host/docs/configuration.dox | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/host/docs/configuration.dox b/host/docs/configuration.dox index d9a121505..b65714a29 100644 --- a/host/docs/configuration.dox +++ b/host/docs/configuration.dox @@ -212,6 +212,10 @@ The following parameters are supported: - `noclear` (applies to B100 and N2xx only) - `port` and `addr` (N2xx only) These settings specify an alternate receiver streamer destination. +- `streamer` Specify the type of streamer to use. "replay_buffered" (applies + to RFNoC enabled devices with a Replay block in the FPGA image) Adds data + buffering in DRAM using the Replay block for TX streamers when using the + multi_usrp API. \subsubsection config_stream_args_transport Transport-related Stream Arguments |