From 24bcc7d7644621bd18a998b23cd91b086b87ea90 Mon Sep 17 00:00:00 2001 From: Josh Blum Date: Thu, 23 Sep 2010 12:58:40 -0700 Subject: basic: added the 4th BA subdevice to basic and lf dboard code --- host/docs/dboards.rst | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'host/docs/dboards.rst') 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 -- cgit v1.2.3