aboutsummaryrefslogtreecommitdiffstats
path: root/host/docs
diff options
context:
space:
mode:
Diffstat (limited to 'host/docs')
-rw-r--r--host/docs/usrp_n3xx.dox7
1 files changed, 5 insertions, 2 deletions
diff --git a/host/docs/usrp_n3xx.dox b/host/docs/usrp_n3xx.dox
index fedc5124c..417b79466 100644
--- a/host/docs/usrp_n3xx.dox
+++ b/host/docs/usrp_n3xx.dox
@@ -386,6 +386,8 @@ For a list of which arguments can be passed into make(), see Section
skip_ddc | Ignore DDC block. Connect Rx streamers straight into radio. | All N3xx | skip_ddc=1
skip_duc | Ignore DUC block. Connect Rx streamers or DRAM straight into radio. | All N3xx | skip_duc=1
skip_init | Skip the initialization process for the device. | All N3xx | skip_init=1
+ time_source | Specify the time (PPS) source. | All N3xx | time_source=internal
+ clock_source | Specify the reference clock source. | All N3xx | clock_source=internal
ref_clk_freq | Specify the external reference clock frequency, default is 10 MHz. | N310 | ref_clk_freq=20e6
init_cals | Specify the bitmask for initial calibrations of the RFIC. | N310 | init_cals=BASIC
init_cals_timeout | Timeout for initial calibrations in milliseconds. | N310 | init_cals_timeout=45000
@@ -593,10 +595,11 @@ Then, you can install the WX (or WA) image using `uhd_image_loader`:
$ uhd_image_loader --args type=n3xx,addr=ni-n3xx-<DEVICE_SERIAL> --fpga-path=”<UHD_INSTALL_DIRECTORY>/share/uhd/images/usrp_n310_fpga_WX.bit
-Once the image is loaded, select `sfp0` as the clock and time source:
+Once the image is loaded, select `internal` as the clock source and
+`sfp0` as the time source:
```cpp
-auto usrp = uhd::usrp::multi_usrp::make("type=n3xx,clock_source=sfp0,time_source=sfp0");
+auto usrp = uhd::usrp::multi_usrp::make("type=n3xx,clock_source=internal,time_source=sfp0");
```
For more information, refer to the [White Rabbit Homepage](https://www.ohwr.org/projects/white-rabbit),