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-rw-r--r--host/docs/dboards.rst10
-rw-r--r--host/lib/usrp/dboard/db_basic_and_lf.cpp1
2 files changed, 7 insertions, 4 deletions
diff --git a/host/docs/dboards.rst b/host/docs/dboards.rst
index 985fbc12b..738a0696d 100644
--- a/host/docs/dboards.rst
+++ b/host/docs/dboards.rst
@@ -15,11 +15,12 @@ properties of each board as well.
^^^^^^^^^^^^^^^^^^^^^^^^^^^
Basic RX and and LFRX
^^^^^^^^^^^^^^^^^^^^^^^^^^^
-The Basic RX and LFRX boards have 3 subdevices:
+The Basic RX and LFRX boards have 4 subdevices:
* **Subdevice A:** real signal on antenna RXA
* **Subdevice B:** real signal on antenna RXB
-* **Subdevice AB:** quadrature subdevice using both antennas
+* **Subdevice AB:** quadrature subdevice using both antennas (IQ)
+* **Subdevice BA:** quadrature subdevice using both antennas (QI)
The boards have no tunable elements or programmable gains.
Though the magic of aliasing, you can down-convert signals
@@ -28,11 +29,12 @@ greater than the Nyquist rate of the ADC.
^^^^^^^^^^^^^^^^^^^^^^^^^^^
Basic TX and and LFTX
^^^^^^^^^^^^^^^^^^^^^^^^^^^
-The Basic TX and LFTX boards have 3 subdevices:
+The Basic TX and LFTX boards have 4 subdevices:
* **Subdevice A:** real signal on antenna TXA
* **Subdevice B:** real signal on antenna TXB
-* **Subdevice AB:** quadrature subdevice using both antennas
+* **Subdevice AB:** quadrature subdevice using both antennas (IQ)
+* **Subdevice BA:** quadrature subdevice using both antennas (QI)
The boards have no tunable elements or programmable gains.
Though the magic of aliasing, you can up-convert signals
diff --git a/host/lib/usrp/dboard/db_basic_and_lf.cpp b/host/lib/usrp/dboard/db_basic_and_lf.cpp
index 2a9bf2ca5..4b0d8bf27 100644
--- a/host/lib/usrp/dboard/db_basic_and_lf.cpp
+++ b/host/lib/usrp/dboard/db_basic_and_lf.cpp
@@ -59,6 +59,7 @@ private:
static const uhd::dict<std::string, subdev_conn_t> sd_name_to_conn = map_list_of
("AB", SUBDEV_CONN_COMPLEX_IQ)
+ ("BA", SUBDEV_CONN_COMPLEX_QI)
("A", SUBDEV_CONN_REAL_I)
("B", SUBDEV_CONN_REAL_Q)
;