def __init__(self, config):
self.description = "devices module"
self.settings = {}
self.thread_timeout = 3
gammarf_util.console_message("Loaded {}".format(self.description))
devs = OrderedDict()
devidx = 0
hackrf = pylibhackrf.HackRf()
r = hackrf.setup()
if r != pylibhackrf.HackRfError.HACKRF_SUCCESS:
self.have_hackrf = False
gammarf_util.console_message("no hackrf found", MOD_NAME)
else:
self.have_hackrf = True
hackrf.set_amp_enable(False)
hrfdev = HackRfDev()
hrfdev.devid = HACKRF_DEVNUM
hrfdev.name = "{} HackRF".format(hrfdev.devid, hrfdev.devid)
hrfdev.job = "Virtual Provider"
if 'hackrfdevs' in config:
if 'lna_gain' in config['hackrfdevs']:
hrfdev.lna_gain = int(config['hackrfdevs']['lna_gain'])
if 'vga_gain' in config['hackrfdevs']:
hrfdev.vga_gain = int(config['hackrfdevs']['vga_gain'])
if 'minfreq' in config['hackrfdevs']:
hrfdev.minfreq = int(config['hackrfdevs']['minfreq'])
if 'maxfreq' in config['hackrfdevs']:
hrfdev.maxfreq = int(config['hackrfdevs']['maxfreq'])
if 'step' in config['hackrfdevs']:
hrfdev.step = int(config['hackrfdevs']['step'])
devs[HACKRF_DEVNUM] = hrfdev
devidx += 1
hackrf.close()
rtlsdr_devcount = rtlsdr.librtlsdr.rtlsdr_get_device_count()
if not rtlsdr_devcount and not hackrf:
gammarf_util.console_message("found no usable devices", MOD_NAME)
exit()
for rtl_devid in range(rtlsdr_devcount):
rtldev = RtlSdrDev()
rtldev.devid = rtl_devid
buffer1 = (c_ubyte * 256)()
buffer2 = (c_ubyte * 256)()
serial = (c_ubyte * 256)()
rtlsdr.librtlsdr.rtlsdr_get_device_usb_strings(
rtl_devid, buffer1, buffer2, serial)
serial = string_at(serial)
tmp = rtlsdr.librtlsdr.rtlsdr_get_device_name(rtl_devid)
devname = "{} {} {}".format(devidx, tmp.decode('utf-8'),
serial.decode('utf-8'))
rtldev.name = devname
rtldev.serial = serial
gammarf_util.console_message(devname, MOD_NAME)
if 'rtldevs' in config:
try:
frangestr = config['rtldevs']['range_{}'.format(
serial.decode('utf-8'))]
except KeyError:
pass
else:
try:
minfreq, maxfreq = frangestr.split(None, 2)
minfreq = int(float(minfreq) * 1e6)
maxfreq = int(float(maxfreq) * 1e6)
except Exception as e:
raise Exception(
"Invalid frequency range string: {}: {}".format(
frangestr, e))
rtldev.minfreq = minfreq
rtldev.maxfreq = maxfreq
if rtldev.minfreq >= rtldev.maxfreq:
raise Exception("Maximum devicefreq must be larger than "\
"minimum device freq")
try:
stickgain = config['rtldevs']['gain_{}'.format(
serial.decode('utf-8'))]
except KeyError:
pass
else:
rtldev.gain = float(stickgain)
try:
stickppm = config['rtldevs']['ppm_{}'.format(
serial.decode('utf-8'))]
except KeyError:
pass
else:
rtldev.ppm = int(stickppm)
try:
stickoffset = config['rtldevs']['offset_{}'.format(
serial.decode('utf-8'))]
except KeyError:
pass
else:
rtldev.offset = int(stickoffset)
devs[devidx] = rtldev
devidx += 1
self.devs = devs
self.numdevs = devidx
import pylibhackrf, ctypes
import queue
import time
import numpy
import math
import sys
import pyaudio
import threading
import pyaudio2iq
hackrf = pylibhackrf.HackRf()
a2iq = pyaudio2iq.audio2iq()
DACfreq = int(2.56e6)
if hackrf.is_open == False:
hackrf.setup()
if (len(sys.argv) >= 2):
hackrf.set_freq(int(float(sys.argv[1])))
else:
hackrf.set_freq(int(99.4e6))
hackrf.set_sample_rate(DACfreq)
hackrf.set_amp_enable(False)
hackrf.set_lna_gain(40)
hackrf.set_vga_gain(62)
hackrf.set_txvga_gain(47)
count = 0
def callback_fun(hackrf_transfer):
global count, times, q, a2iq, delta