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authorJosh Blum <josh@joshknows.com>2010-09-23 12:58:40 -0700
committerJosh Blum <josh@joshknows.com>2010-09-23 12:58:40 -0700
commit24bcc7d7644621bd18a998b23cd91b086b87ea90 (patch)
tree1f8330119a2f510d5ed50f3af43850b8d98509bd /host/docs
parentfbcd677284685e666556f396745ec570b01ea830 (diff)
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basic: added the 4th BA subdevice to basic and lf dboard code
Diffstat (limited to 'host/docs')
-rw-r--r--host/docs/dboards.rst10
1 files changed, 6 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