def initialize_hackrf(freq, sample_rate, gain, bw, ctrl_conn):
ret = hackrf.setup()
ctrl_conn.send("setup:" + str(ret))
if ret != 0:
return False
ret = hackrf.set_freq(freq)
ctrl_conn.send("set_freq:" + str(ret))
ret = hackrf.set_sample_rate(sample_rate)
ctrl_conn.send("set_sample_rate:" + str(ret))
ret = hackrf.set_lna_gain(gain)
ctrl_conn.send("set_lna_gain:" + str(ret))
ret = hackrf.set_vga_gain(gain)
ctrl_conn.send("set_vga_gain:" + str(ret))
ret = hackrf.set_txvga_gain(gain)
ctrl_conn.send("set_txvga_gain:" + str(ret))
ret = hackrf.set_baseband_filter_bandwidth(bw)
ctrl_conn.send("set_bandwidth:" + str(ret))
return True
def process_command(command):
logger.debug("HackRF: {}".format(command))
if command == "stop":
return "stop"
tag, value = command.split(":")
if tag == "center_freq":
logger.info("HackRF: Set center freq to {0}".format(int(value)))
return hackrf.set_freq(int(value))
elif tag == "gain":
logger.info("HackRF: Set gain to {0}".format(int(value)))
hackrf.set_lna_gain(int(value))
hackrf.set_vga_gain(int(value))
hackrf.set_txvga_gain(int(value))
elif tag == "sample_rate":
logger.info("HackRF: Set sample_rate to {0}".format(int(value)))
return hackrf.set_sample_rate(int(value))
elif tag == "bandwidth":
logger.info("HackRF: Set bandwidth to {0}".format(int(value)))
return hackrf.set_baseband_filter_bandwidth(int(value))
def set_device_gain(self, gain):
if self.is_open:
hackrf.set_lna_gain(gain)
hackrf.set_vga_gain(gain)
hackrf.set_txvga_gain(gain)