diff options
| author | Josh Blum <josh@joshknows.com> | 2010-10-28 13:24:23 -0700 |
|---|---|---|
| committer | Josh Blum <josh@joshknows.com> | 2010-10-28 13:24:23 -0700 |
| commit | 3dab5d93a45928baa4fb23878d644751e06943a0 (patch) | |
| tree | 0abc8b35d44d2453e5f6888714bf9318ede45c1a /gr-uhd/grc/gen_uhd_multi_usrp_blocks_xml.py | |
| parent | 5a2de999da86d48cd7f005d08cc48965cb8c7a65 (diff) | |
uhd: make a tune_request_t that inherits from float for GRC, added docs
Diffstat (limited to 'gr-uhd/grc/gen_uhd_multi_usrp_blocks_xml.py')
| -rwxr-xr-x | gr-uhd/grc/gen_uhd_multi_usrp_blocks_xml.py | 24 |
1 files changed, 15 insertions, 9 deletions
diff --git a/gr-uhd/grc/gen_uhd_multi_usrp_blocks_xml.py b/gr-uhd/grc/gen_uhd_multi_usrp_blocks_xml.py index ae40e551ad..112d881599 100755 --- a/gr-uhd/grc/gen_uhd_multi_usrp_blocks_xml.py +++ b/gr-uhd/grc/gen_uhd_multi_usrp_blocks_xml.py @@ -180,15 +180,6 @@ USRP2 Example: addr=192.168.10.2 192.168.10.3 Num Motherboards: Selects the number of USRP motherboards in this multi-USRP configuration. -Num Channels: -Selects the total number of channels in this multi-USRP configuration. -Ex: 4 motherboards with 2 channels per board = 8 channels total - -Sample rate: -The sample rate is the number of samples per second input by this block. \\ -The UHD device driver will try its best to match the requested sample rate. \\ -If the requested rate is not possible, the UHD block will print an error at runtime. - Subdevice specification: Each motherboard should have its own subdevice specification \\ and all subdevice specifications should be the same length. \\ @@ -199,6 +190,21 @@ See the application notes for further details. Single channel example: :AB Dual channel example: :A :B +Num Channels: +Selects the total number of channels in this multi-USRP configuration. +Ex: 4 motherboards with 2 channels per board = 8 channels total + +Sample rate: +The sample rate is the number of samples per second input by this block. \\ +The UHD device driver will try its best to match the requested sample rate. \\ +If the requested rate is not possible, the UHD block will print an error at runtime. + +Center frequency: +The center frequency is the overall frequency of the RF chain. \\ +For greater control of how the UHD tunes elements in the RF chain, \\ +pass a tune_request_t object rather than a simple target frequency. +Tuning with an LO offset example: uhd.tune_request_t(freq, lo_off) + Antenna: For subdevices with only one antenna, this may be left blank. \\ Otherwise, the user should specify one of the possible antenna choices. \\ |