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| author | Josh Blum <josh@joshknows.com> | 2010-10-07 10:11:32 -0700 |
|---|---|---|
| committer | Josh Blum <josh@joshknows.com> | 2010-10-07 10:11:32 -0700 |
| commit | 86b021e48031f2bc6e99c7c5d2d626ea149dec70 (patch) | |
| tree | c107d3d7fb0f34da17085c06e81aa96258c38746 /host/docs/usrp1.rst | |
| parent | d5a0960455560e9f6077aa45d52aa01c469769dd (diff) | |
| parent | b40ace72dd1b940fc0ce6e4a5e06346439dd5625 (diff) | |
| download | uhd-86b021e48031f2bc6e99c7c5d2d626ea149dec70.tar.gz uhd-86b021e48031f2bc6e99c7c5d2d626ea149dec70.tar.bz2 uhd-86b021e48031f2bc6e99c7c5d2d626ea149dec70.zip | |
Merge branch 'next' into usrp_e_mmap_b2
Diffstat (limited to 'host/docs/usrp1.rst')
| -rw-r--r-- | host/docs/usrp1.rst | 23 |
1 files changed, 0 insertions, 23 deletions
diff --git a/host/docs/usrp1.rst b/host/docs/usrp1.rst index 0baa93a45..3443fd871 100644 --- a/host/docs/usrp1.rst +++ b/host/docs/usrp1.rst @@ -60,29 +60,6 @@ Example device address string representations to specify non-standard firmware a fpga=usrp1_fpga_4rx.rbf, fw=usrp1_fw_custom.ihx -^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -Change USB transfer parameters -^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -The advanced user may manipulate parameters of the usb bulk transfers -for various reasons, such as lowering latency or increasing buffer size. -By default, the UHD will use values for these parameters -that are known to perform well on a variety of systems. -The following device address parameters can be used to manipulate USB bulk transfers: - -* **recv_xfer_size:** the size of each receive bulk transfer in bytes -* **recv_num_xfers:** the number of simultaneous receive bulk transfers -* **send_xfer_size:** the size of each send bulk transfer in bytes -* **send_num_xfers:** the number of simultaneous send bulk transfers - -Example usage, set the device address markup string to the following: -:: - - serial=12345678, recv_num_xfers=16 - - -- OR -- - - serial=12345678, recv_xfer_size=2048, recv_num_xfers=16 - ------------------------------------------------------------------------ Specifying the subdevice to use ------------------------------------------------------------------------ |