diff options
Diffstat (limited to 'host/docs')
| -rw-r--r-- | host/docs/usrp2.rst | 4 | ||||
| -rw-r--r-- | host/docs/usrp_e1xx.rst | 15 |
2 files changed, 2 insertions, 17 deletions
diff --git a/host/docs/usrp2.rst b/host/docs/usrp2.rst index 88b217f1b..189f937de 100644 --- a/host/docs/usrp2.rst +++ b/host/docs/usrp2.rst @@ -406,11 +406,11 @@ In the single channel case, only one chain is ever used. To receive from both channels, the user must set the RX subdevice specification. This hardware has only one daughterboard slot, -which has been aptly named slot "0". +which has been aptly named slot "A". In the following example, a TVRX2 is installed. Channel 0 is sourced from subdevice RX1, channel 1 is sourced from subdevice RX2: :: - usrp->set_rx_subdev_spec("0:RX1 0:RX2"); + usrp->set_rx_subdev_spec("A:RX1 A:RX2"); diff --git a/host/docs/usrp_e1xx.rst b/host/docs/usrp_e1xx.rst index fcaa57716..4ac9d133a 100644 --- a/host/docs/usrp_e1xx.rst +++ b/host/docs/usrp_e1xx.rst @@ -53,21 +53,6 @@ Example: uhd_usrp_probe --args="master_clock_rate=52e6" -^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -Clock rate recovery - unbricking -^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ -It is possible to set a clock rate such that the UHD can no longer communicate with the FPGA. -When this occurs, it is necessary to use the usrp-e-utility to recover the clock generator. -The recovery utility works by loading a special pass-through FPGA image so the computer -can talk directly to the clock generator over a SPI interface. - -Run the following commands to restore the clock generator to a usable state: -:: - - cd <install-path>/share/uhd/usrp_e_utilities - ./usrp-e-utility --fpga=../images/usrp_e100_pt_fpga.bin --reclk - - ------------------------------------------------------------------------ Clock Synchronization ------------------------------------------------------------------------ |