from gnuradio import usrp, gr
####################################################################
-# Helper Functions
+# Helper Functions
####################################################################
def _set_frequency(u, which, subdev, frequency, verbose=False):
- """!
+ """
Set the carrier frequency for the given subdevice.
@param u the usrp source/sink
@param which specifies the DDC/DUC number
else: print >> sys.stderr, 'Error calling tune on subdevice.'
def _setup_rx_subdev(u, subdev_spec, ddc, gain, frequency, auto_tr=None, rx_ant=None):
- """!
+ """
Setup a usrp receive subdevice by setting gain and frequency.
Add the gain and frequency callbacks to the flow graph.
FlexRF: Handle auto transmit/receive and set the receive antenna.
return subdev
def _setup_tx_subdev(u, subdev_spec, gain, frequency, auto_tr=None, tx_enb=None):
- """!
+ """
Setup a usrp receive subdevice by setting gain and frequency.
Add the gain and frequency callbacks to the flow graph.
FlexRF: Handle auto transmit/receive and enable the transmitter.
####################################################################
####################################################################
-# Simple USRP Base Classes
+# Simple USRP Base Classes
####################################################################
####################################################################
"""A single usrp source/sink base class."""
def __init__(self, u, subdev, which):
- """!
+ """
Create a simple usrp base class.
@param u the usrp object
@param subdev the subdevice object
self._which = which
def get_u(self):
- """!
+ """
Get the underlying usrp object.
@return the usrp source/sink object.
"""
return self._u
def get_subdev(self):
- """!
+ """
Get the underlying subdevice.
@return the subdev object.
"""
return self._subdev
def set_frequency(self, frequency):
- """!
+ """
Set the frequency of the subdevice.
@param frequency the frequency to tune
"""
_set_frequency(self.get_u(), self._which, self.get_subdev(), frequency)
def set_gain(self, gain):
- """!
+ """
Set the gain of the subdevice.
@param gain the gain to set
"""
self.get_subdev().set_gain(gain)
####################################################################
-# Simple USRP Source
+# Simple USRP Source
####################################################################
class _simple_source(gr.hier_block2, _simple_usrp):
"""A single usrp source of IO type short or complex."""
def __init__(self, number, subdev_spec, frequency, decimation, gain, mux=None, auto_tr=None, rx_ant=None):
- """!
+ """
USRP simple source contructor.
@param number the unit number
@param subdev_spec the sub-device specification tuple
class simple_source_s(_simple_source): constructor = usrp.source_s
####################################################################
-# Simple USRP Sink
+# Simple USRP Sink
####################################################################
class _simple_sink(gr.hier_block2, _simple_usrp):
"""A single usrp sink of IO type short or complex."""
def __init__(self, number, subdev_spec, frequency, interpolation, gain, mux=None, auto_tr=None, tx_enb=None):
- """!
+ """
USRP simple sink contructor.
@param number the unit number
@param subdev_spec the sub-device specification tuple
####################################################################
####################################################################
-# Dual USRP Base Classes
+# Dual USRP Base Classes
####################################################################
####################################################################
"""A dual usrp source/sink base class."""
def __init__(self, u, subdev_a, subdev_b, which_a, which_b):
- """!
+ """
Create a dual usrp base class.
@param u the usrp object
@param subdev_a the subdevice object side a
self._which_b = which_b
def get_u(self):
- """!
+ """
Get the underlying usrp object.
@return the usrp source/sink object.
"""
return self._u
def get_subdev_a(self):
- """!
+ """
Get the underlying subdevice.
@return the subdev object.
"""
return self._subdev_a
def get_subdev_b(self):
- """!
+ """
Get the underlying subdevice.
@return the subdev object.
"""
return self._subdev_b
def set_frequency_a(self, frequency):
- """!
+ """
Set the frequency of the subdevice.
@param frequency the frequency to tune
"""
_set_frequency(self.get_u(), self._which_a, self.get_subdev_a(), frequency)
def set_frequency_b(self, frequency):
- """!
+ """
Set the frequency of the subdevice.
@param frequency the frequency to tune
"""
_set_frequency(self.get_u(), self._which_b, self.get_subdev_b(), frequency)
def set_gain_a(self, gain):
- """!
+ """
Set the gain of the subdevice.
@param gain the gain to set
"""
self.get_subdev_a().set_gain(gain)
def set_gain_b(self, gain):
- """!
+ """
Set the gain of the subdevice.
@param gain the gain to set
"""
self.get_subdev_b().set_gain(gain)
####################################################################
-# Dual USRP Source
+# Dual USRP Source
####################################################################
class _dual_source(gr.hier_block2, _dual_usrp):
"""A dual usrp source of IO type short or complex."""
def __init__(self, number, frequency_a, frequency_b, decimation, gain_a, gain_b, mux=0x3210, auto_tr=None, rx_ant_a=None, rx_ant_b=None):
- """!
+ """
USRP dual source contructor.
@param number the unit number
@param frequency_a the frequency to tune side a
class dual_source_s(_dual_source): constructor = usrp.source_s
####################################################################
-# Dual USRP Sink
+# Dual USRP Sink
####################################################################
class _dual_sink(gr.hier_block2, _dual_usrp):
"""A dual usrp sink of IO type short or complex."""
def __init__(self, number, frequency_a, frequency_b, interpolation, gain_a, gain_b, mux=0xba98, auto_tr=None, tx_enb_a=None, tx_enb_b=None):
- """!
+ """
USRP dual sink contructor.
@param number the unit number
@param subdev_spec the sub-device specification tuple
class dual_sink_c(_dual_sink): constructor = usrp.sink_c
class dual_sink_s(_dual_sink): constructor = usrp.sink_s
-
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