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-rw-r--r--host/docs/configuration.dox2
-rw-r--r--host/docs/multiple.dox2
-rw-r--r--host/docs/usrp_e3xx.dox3
-rw-r--r--host/docs/usrp_n3xx.dox12
-rw-r--r--host/docs/usrp_x3x0.dox38
-rw-r--r--host/docs/usrp_x4xx.dox2
6 files changed, 49 insertions, 10 deletions
diff --git a/host/docs/configuration.dox b/host/docs/configuration.dox
index 48b8cea59..d9a121505 100644
--- a/host/docs/configuration.dox
+++ b/host/docs/configuration.dox
@@ -35,7 +35,7 @@ and possible more options.
self_cal_adc_delay | Run ADC transfer delay self-calibration. | X3x0 | self_cal_adc_delay=1
ext_adc_self_test | Run an extended ADC self test (more than the usual) | X3x0 | ext_adc_self_test=1
recover_mb_eeprom | Disable version checks. Can damage hardware. Only recommended for recovering devices with corrupted EEPROMs. | X3x0 | recover_mb_eeprom=1
- skip_dram | Ignore DRAM FIFO block. Connect TX streamers straight into DUC or radio. | X3x0, N3xx | skip_dram=1
+ serialize_init | Force serial initialization of motherboards (default is parallel) | X3x0, all MPM devices | serialize_init=1
In addition, many of the streaming-related options can be set per-device at configuration time.
See \ref config_stream_args and \ref page_transport for more details.
diff --git a/host/docs/multiple.dox b/host/docs/multiple.dox
index a401a22ad..ca768fa06 100644
--- a/host/docs/multiple.dox
+++ b/host/docs/multiple.dox
@@ -11,6 +11,8 @@ Currently, the following devices support this capability:
- USRP2 / N2x0 Series
- X3x0 Series
+- N3x0 Series
+- X4x0 Series
Note that only USRPs of the same type can be combined.
diff --git a/host/docs/usrp_e3xx.dox b/host/docs/usrp_e3xx.dox
index 1b0cb4249..368cff34b 100644
--- a/host/docs/usrp_e3xx.dox
+++ b/host/docs/usrp_e3xx.dox
@@ -543,9 +543,6 @@ For a list of which arguments can be passed into make(), see Section
addr | IPv4 address of primary SFP+/RJ-45 port to connect to | addr=192.168.30.2
find_all | When using broadcast, find all devices, even if unreachable via CHDR. | find_all=1
master_clock_rate | Master Clock Rate in Hz. Default is 16 MHz. | master_clock_rate=30.72e6
- skip_dram | Ignore DRAM FIFO block. Connect TX streamers straight into DUC or radio. | skip_dram=1
- skip_ddc | Ignore DDC block. Connect Rx streamers straight into radio. | skip_ddc=1
- skip_duc | Ignore DUC block. Connect Tx streamers or DRAM straight into radio. | skip_duc=1
skip_init | Skip the initialization process for the device. | skip_init=1
discovery_port | Override default value for MPM discovery port. | discovery_port=49700
rpc_port | Override default value for MPM RPC port. | rpc_port=49701
diff --git a/host/docs/usrp_n3xx.dox b/host/docs/usrp_n3xx.dox
index 82bffc105..2d2b84858 100644
--- a/host/docs/usrp_n3xx.dox
+++ b/host/docs/usrp_n3xx.dox
@@ -438,10 +438,7 @@ For a list of which arguments can be passed into make(), see Section
force_reinit | Force full reinitialization of all subsystems. Will increase init time. | N310 | force_reinit=1
master_clock_rate | Master Clock Rate in Hz | N310 | master_clock_rate=125e6
identify | Causes front-panel LEDs to blink. The duration is variable. | N310 | identify=5 (will blink for about 5 seconds)
- serialize_init | Force serial initialization of daughterboards. | All N3xx | serialize_init=1
- skip_dram | Ignore DRAM FIFO block. Connect TX streamers straight into DUC or radio. | All N3xx | skip_dram=1
- 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
+ serialize_init | Force serial initialization of motherboards. | All N3xx | serialize_init=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
@@ -473,6 +470,8 @@ clock_source=external
If you prefer not to have the device initialize on boot, but rather have a fast
boot time, add the line `skip_boot_init=1` to your `/etc/uhd/mpm.conf` file.
+This will force a full initialization of the device the first time a UHD session
+is started, rather than during device boot.
For more details on the initialization sequence, see the corresponding section
for the specific N3XX device:
@@ -1062,6 +1061,11 @@ clock_source=external
If you prefer not to have the device initialize on boot, but rather have a fast
boot time, add the line `skip_boot_init=1` to your `/etc/uhd/mpm.conf` file.
+If there are multiple N3x0 devices in a single UHD session, they will be
+initialized in parallel. Note that this behaviour can be changed serial
+initialization by adding `serialize_init=1` to the device args
+(see \ref n3xx_usage_device_args).
+
\subsection n3xx_mg_calibrations RF Calibrations
The onboard RFIC (AD9371) has built-in calibrations which can be enabled from
diff --git a/host/docs/usrp_x3x0.dox b/host/docs/usrp_x3x0.dox
index c95ddd1b9..45254c9d9 100644
--- a/host/docs/usrp_x3x0.dox
+++ b/host/docs/usrp_x3x0.dox
@@ -105,6 +105,41 @@ When your FPGA is up to date, power-cycle the device and re-run `uhd_usrp_probe`
be no more warnings at this point, and all components should be correctly detected. Your USRP is now
ready for development!
+
+\section x3x0_usage Using an X3X0 USRP from UHD
+
+Like any other USRP, all X3X0 USRPs are controlled by the UHD software. To
+integrate a USRP X3X0 into your C++ application, you would generate a UHD
+device in the same way you would for any other USRP:
+
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~{.cpp}
+auto usrp = uhd::usrp::multi_usrp::make("type=x300");
+~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
+
+For a list of which arguments can be passed into make(), see Section
+\ref x3x0_usage_device_args.
+
+\subsection x3x0_usage_device_args Device arguments
+
+ Key | Description | Example Value
+-----------------------|------------------------------------------------------------------|----------------------
+ addr | IPv4 address of primary SFP+ port to connect to | addr=192.168.30.2
+ second_addr | IPv4 address of secondary SFP+ port to connect to | second_addr=192.168.40.2
+ resource | NI-RIO resource | resource=RIO0
+ master_clock_rate | Master Clock Rate in Hz (see \ref x3x0_set_clocking_mboard) | master_clock_rate=184.32e6
+ dboard_clock_rate | Daughterboard Clock Rate in Hz | dboard_clock_rate=50e6
+ system_ref_rate | Frequency of external reference/clock signal in Hz (see \ref x3x0_hw_x3x0_hw_ref10M) | system_ref_rate=30.72e6
+ serialize_init | Force serial initialization of motherboards (default: initialize in parallel) | serialize_init=1
+ time_source | Specify the time (PPS) source | time_source=external
+ clock_source | Specify the reference clock source | clock_source=external
+ self_cal_adc_delay | Run ADC transfer delay self-calibration routine | self_cal_adc_delay=1
+ ext_adc_self_test | Run extended ADC self-test (excludes self_cal_adc_delay) | ext_adc_self_test=1
+ ext_adc_self_test_duration | Duration of extended ADC self-test (default: 30s) | ext_adc_self_test_duration=60
+ recover_mb_eeprom | Enable EEPROM recovery, disable HW revision checks (see \ref x3x0_corrupt_eeprom) | recover_mb_eeprom=1
+ use_dpdk | Use DPDK (see \ref page_dpdk) | use_dpdk=1
+ fpga | Choose FPGA image to run (only works over PCIe) | fpga=/path/to/bitfile.lvbitx
+ fw | Load custom firmware image | fw=/path/to/hw.bin
+
\section x3x0_hw Hardware Setup
\subsection x3x0_hw_1gige Gigabit Ethernet (1 GigE)
@@ -452,7 +487,8 @@ available to the application can be 200 Msps, 100 Msps, 66.6 Msps, 50 Msps, and
so on.
The X300 series support a 200 MHz and a 184.32 MHz master clock rate, with
-200 MHz being the default. To specify a master clock rate, use the
+200 MHz being the default (when using TwinRX, only 200 MHz is available). To
+specify a master clock rate, use the
`master_clock_rate` device arg at initialization time. Example:
~~~{.cpp}
auto usrp = uhd::usrp::multi_usrp::make("type=x300,master_clock_rate=184.32e6");
diff --git a/host/docs/usrp_x4xx.dox b/host/docs/usrp_x4xx.dox
index fa05c7b4c..8fd555593 100644
--- a/host/docs/usrp_x4xx.dox
+++ b/host/docs/usrp_x4xx.dox
@@ -792,7 +792,7 @@ For a list of which arguments can be passed into make(), see Section
mgmt_addr | IPv4 address or hostname to which to connect the RPC client. Defaults to `addr'.| mgmt_addr=ni-sulfur-311FE00
find_all | When using broadcast, find all devices, even if unreachable via CHDR. | find_all=1
master_clock_rate | Master Clock Rate in Hz. | master_clock_rate=250e6
- serialize_init | Force serial initialization of daughterboards. | serialize_init=1
+ serialize_init | Force serial initialization of motherboards (default is parallel) | serialize_init=1
skip_init | Skip the initialization process for the device. | skip_init=1
time_source | Specify the time (PPS) source. | time_source=internal
clock_source | Specify the reference clock source. | clock_source=internal