def test_cython_wrapper(self):
print("Device count:", rtlsdr.get_device_count())
print("Device name:", rtlsdr.get_device_name(0))
manufact, product, serial = rtlsdr.get_device_usb_strings(0)
print("Manufacturer:", manufact)
print("Product:", product)
print("Serial", serial)
print("Index by serial", rtlsdr.get_index_by_serial(serial))
print("Open:", rtlsdr.open(0))
print("Reset Buffer:", rtlsdr.reset_buffer()) # IMPORTANT
print("XTAL Freq:", rtlsdr.get_xtal_freq())
print("USB device strings", rtlsdr.get_usb_strings())
print("Center Freq:", rtlsdr.get_center_freq())
print("Set center freq to 433MHz", rtlsdr.set_center_freq(int(433e6)))
print("Center Freq:", rtlsdr.get_center_freq())
print("Freq Correction", rtlsdr.get_freq_correction())
print("Set Freq Correction to 10", rtlsdr.set_freq_correction(10))
print("Freq Correction", rtlsdr.get_freq_correction())
print("tuner type", rtlsdr.get_tuner_type())
print("tuner_gains", rtlsdr.get_tuner_gains())
print("set_manual_gain_mode", rtlsdr.set_tuner_gain_mode(1))
print("tuner gain", rtlsdr.get_tuner_gain())
print("set gain to 338", rtlsdr.set_tuner_gain(338))
print("tuner gain", rtlsdr.get_tuner_gain())
print("set tuner if gain", rtlsdr.set_tuner_if_gain(1, 10))
print("Sample Rate", rtlsdr.get_sample_rate())
print("Set Sample Rate to 300k", rtlsdr.set_sample_rate(300 * 10**3))
print("Sample Rate", rtlsdr.get_sample_rate())
read_samples = rtlsdr.read_sync(1024)
print(read_samples)
def process_command(command):
logger.debug("RTLSDR: {}".format(command))
if command == "stop":
return "stop"
tag, value = command.split(":")
if tag == "center_freq":
logger.info("RTLSDR: Set center freq to {0}".format(int(value)))
return rtlsdr.set_center_freq(int(value))
elif tag == "rf_gain":
logger.info("RTLSDR: Set tuner gain to {0}".format(int(value)))
return rtlsdr.set_tuner_gain(10 *
int(value)) # calculate *10 for API
elif tag == "sample_rate":
logger.info("RTLSDR: Set sample_rate to {0}".format(int(value)))
return rtlsdr.set_sample_rate(int(value))
elif tag == "tuner_bandwidth":
logger.info("RTLSDR: Set bandwidth to {0}".format(int(value)))
return rtlsdr.set_tuner_bandwidth(int(value))
elif tag == "freq_correction":
logger.info("RTLSDR: Set freq_correction to {0}".format(
int(value)))
return rtlsdr.set_freq_correction(int(value))
elif tag == "direct_sampling_mode":
logger.info("RTLSDR: Set direct_sampling_mode to {0}".format(
int(value)))
return rtlsdr.set_direct_sampling(int(value))
def test_cython_wrapper(self):
print("Device count:", rtlsdr.get_device_count())
print("Device name:", rtlsdr.get_device_name(0))
manufact, product, serial = rtlsdr.get_device_usb_strings(0)
print("Manufacturer:", manufact)
print("Product:", product)
print("Serial", serial)
print("Index by serial", rtlsdr.get_index_by_serial(serial))
print("Open:", rtlsdr.open(0))
print("Reset Buffer:", rtlsdr.reset_buffer()) # IMPORTANT
print("XTAL Freq:", rtlsdr.get_xtal_freq())
print("USB device strings", rtlsdr.get_usb_strings())
print("Center Freq:", rtlsdr.get_center_freq())
print("Set center freq to 433MHz", rtlsdr.set_center_freq(int(433e6)))
print("Center Freq:", rtlsdr.get_center_freq())
print("Freq Correction", rtlsdr.get_freq_correction())
print("Set Freq Correction to 10", rtlsdr.set_freq_correction(10))
print("Freq Correction", rtlsdr.get_freq_correction())
print("tuner type", rtlsdr.get_tuner_type())
print("tuner_gains", rtlsdr.get_tuner_gains())
print("set_manual_gain_mode", rtlsdr.set_tuner_gain_mode(1))
print("tuner gain", rtlsdr.get_tuner_gain())
print("set gain to 338", rtlsdr.set_tuner_gain(338))
print("tuner gain", rtlsdr.get_tuner_gain())
print("set tuner if gain", rtlsdr.set_tuner_if_gain(1, 10))
print("Sample Rate", rtlsdr.get_sample_rate())
print("Set Sample Rate to 300k", rtlsdr.set_sample_rate(300 * 10 ** 3))
print("Sample Rate", rtlsdr.get_sample_rate())
read_samples = rtlsdr.read_sync(1024)
print(read_samples)
rtlsdr.close()
def receive_sync(data_connection, ctrl_connection, device_number: int,
center_freq: int, sample_rate: int, gain: int,
freq_correction: int, direct_sampling_mode: int):
ret = rtlsdr.open(device_number)
ctrl_connection.send("open:" + str(ret))
ret = rtlsdr.set_center_freq(center_freq)
ctrl_connection.send("set_center_freq:" + str(ret))
ret = rtlsdr.set_sample_rate(sample_rate)
ctrl_connection.send("set_sample_rate:" + str(ret))
ret = rtlsdr.set_tuner_gain(10 * gain)
ctrl_connection.send("set_tuner_gain to {0}:{1}".format(gain, ret))
ret = rtlsdr.set_freq_correction(freq_correction)
ctrl_connection.send("set_freq_correction to {0}:{1}".format(
freq_correction, ret))
ret = rtlsdr.set_direct_sampling(direct_sampling_mode)
ctrl_connection.send("set_direct_sampling_mode to {0}:{1}".format(
direct_sampling_mode, ret))
ret = rtlsdr.reset_buffer()
ctrl_connection.send("reset_buffer:" + str(ret))
exit_requested = False
while not exit_requested:
while ctrl_connection.poll():
result = RTLSDR.process_command(ctrl_connection.recv())
if result == "stop":
exit_requested = True
break
if not exit_requested:
data_connection.send_bytes(rtlsdr.read_sync())
logger.debug("RTLSDR: closing device")
ret = rtlsdr.close()
ctrl_connection.send("close:" + str(ret))
data_connection.close()
ctrl_connection.close()
def set_freq_correction(self, ppm):
ret = rtlsdr.set_freq_correction(int(ppm))
self.log_retcode(ret, "Set frequency correction")