def device_info(soapy_args=''):
"""Returns info about selected SoapySDR device"""
text = []
try:
device = simplesoapy.SoapyDevice(soapy_args)
text.append('Selected device: {}'.format(device.hardware))
text.append(' Available RX channels:')
text.append(' {}'.format(', '.join(
str(x) for x in device.list_channels())))
text.append(' Available antennas:')
text.append(' {}'.format(', '.join(device.list_antennas())))
text.append(' Available tunable elements:')
text.append(' {}'.format(', '.join(device.list_frequencies())))
text.append(' Available amplification elements:')
text.append(' {}'.format(', '.join(device.list_gains())))
text.append(' Available device settings:')
for key, s in device.list_settings().items():
text.append(
wrap('{} ... {} - {} (default: {})'.format(
key, s['name'], s['description'], s['value'])))
text.append(' Available stream arguments:')
for key, s in device.list_stream_args().items():
text.append(
wrap('{} ... {} - {} (default: {})'.format(
key, s['name'], s['description'], s['value'])))
text.append(' Allowed gain range [dB]:')
text.append(' {:.2f} - {:.2f}'.format(*device.get_gain_range()))
text.append(' Allowed frequency range [MHz]:')
text.append(' {:.2f} - {:.2f}'.format(
*[x / 1e6 for x in device.get_frequency_range()]))
text.append(' Allowed sample rates [MHz]:')
rates = []
for r in device.list_sample_rates():
if r[0] == r[1]:
rates.append('{:.2f}'.format(r[0] / 1e6))
else:
rates.append('{:.2f} - {:.2f}'.format(r[0] / 1e6, r[1] / 1e6))
text.append(wrap(', '.join(rates)))
text.append(' Allowed bandwidths [MHz]:')
bandwidths = []
for b in device.list_bandwidths():
if b[0] == b[1]:
bandwidths.append('{:.2f}'.format(b[0] / 1e6))
else:
bandwidths.append('{:.2f} - {:.2f}'.format(
b[0] / 1e6, b[1] / 1e6))
if bandwidths:
text.append(wrap(', '.join(bandwidths)))
else:
text.append(' N/A')
except RuntimeError:
device = None
text.append('No devices found!')
return (device, '\n'.join(text))
def __init__(self,
soapy_args='',
sample_rate=2.00e6,
bandwidth=0,
corr=0,
gain=20.7,
auto_gain=False,
channel=0,
antenna='',
settings=None,
force_sample_rate=False,
force_bandwidth=False,
output=sys.stdout,
output_format='rtl_power'):
self.device = simplesoapy.SoapyDevice(
soapy_args=soapy_args,
sample_rate=sample_rate,
bandwidth=bandwidth,
corr=corr,
gain=gain,
auto_gain=auto_gain,
channel=channel,
antenna=antenna,
settings=settings,
force_sample_rate=force_sample_rate,
force_bandwidth=force_bandwidth)
self._output = output
self._output_format = output_format
self._buffer = None
self._buffer_repeats = None
self._base_buffer_size = None
self._max_buffer_size = None
self._bins = None
self._repeats = None
self._tune_delay = None
self._reset_stream = None
self._psd = None
self._writer = None
import simplesoapy
import numpy
#pip install SimpleSoapy
# List all connected SoapySDR devices
print(simplesoapy.detect_devices(as_string=True))
# Initialize SDR device
#sdr = simplesoapy.SoapyDevice('driver=rtlsdr')
sdr = simplesoapy.SoapyDevice('driver=miri')
# Set sample rate
#sdr.sample_rate = 2.56e6
sdr.sample_rate = 8e6
# Set center frequency
sdr.freq = 29000000.0
# Setup base buffer and start receiving samples. Base buffer size is determined
# by SoapySDR.Device.getStreamMTU(). If getStreamMTU() is not implemented by driver,
# SoapyDevice.default_buffer_size is used instead
sdr.start_stream()
# Create numpy array for received samples
samples = numpy.empty(len(sdr.buffer) * 100, numpy.complex64)
# Receive all samples
sdr.read_stream_into_buffer(samples)
# Stop receiving
sdr.stop_stream()
import simplesoapy
import numpy
#pip install SimpleSoapy
# List all connected SoapySDR devices
print(simplesoapy.detect_devices(as_string=True))
# Initialize SDR device
#sdr = simplesoapy.SoapyDevice('driver=rtlsdr')
sdr = simplesoapy.SoapyDevice('driver=rtlsdr')
# Set sample rate
sdr.sample_rate = 2.56e6
# Set center frequency
sdr.freq = 88e6
# Setup base buffer and start receiving samples. Base buffer size is determined
# by SoapySDR.Device.getStreamMTU(). If getStreamMTU() is not implemented by driver,
# SoapyDevice.default_buffer_size is used instead
sdr.start_stream()
# Create numpy array for received samples
samples = numpy.empty(len(sdr.buffer) * 100, numpy.complex64)
# Receive all samples
sdr.read_stream_into_buffer(samples)
# Stop receiving
sdr.stop_stream()