466 lines
20 KiB
Plaintext
Executable File
466 lines
20 KiB
Plaintext
Executable File
from __future__ import print_function
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from __future__ import absolute_import
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from __future__ import division
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import sys, struct, socket, traceback
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from quisk_hardware_model import Hardware as BaseHardware
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import _quisk as QS
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DEBUG = 0
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class Adf4351: # class to hold adf4351 attributes
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def __init__(self, receiver, clock, r_counter):
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self.receiver = receiver
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self.clock = clock
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self.r_counter = r_counter
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self.int_mode = 1 # integer one, fractional zero
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self.band_sel_clock_div = 40
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self.aux_rf_out = 0b000 # enable 1/0, power 00 to 11
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self.frac_value = 0
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self.modulus = 23
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self.changed = 0
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class Hardware(BaseHardware):
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def __init__(self, app, conf):
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BaseHardware.__init__(self, app, conf)
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self.use_sidetone = 0
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self.vfo_frequency = 52000000
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self.vfo_sample_rate = conf.sample_rate
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self.vfo_test = 0 # JIM
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self.tx_frequency = 0
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self.CorrectTxDc = {
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'23cm':(1270.0, 0.167081, 0.150557),
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'2':(146.0, 0.018772, 0.038658),
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'33cm':(915.0, 0.140150, 0.051967),
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'6':(52.0, 0.020590, 0.024557),
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'70cm':(435.0, 0.004495, 0.096879),
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'1.25':(223.5, 0.042958, 0.055212),
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}
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self.rx_clock38 = 38880000 - 30 # master clock frequency, 38880 kHz nominal
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#rx_udp_clock = rx_clock38 * 32 // 2 // 9 # ADC sample rate in Hertz
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self.rx_udp_clock_nominal = 69120000 # rate to display
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self.tx_clock80 = 80000000 + 14
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self.firmware_version = None # firmware version is initially unknown
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self.rx_udp_socket = None
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self.tx_udp_socket = None
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self.got_rx_udp_status = ''
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self.got_tx_udp_status = ''
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self.band = ''
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self.rx_phase0 = self.rx_phase1 = 0
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self.tx_phase = 0
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self.button_PTT = 0
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self.mode_is_cw = 0
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self.scan_enable = 0
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self.scan_blocks = 0
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self.scan_samples = 1
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self.scan_phase = 0
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self.fft_scan_valid = 0.84
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self.Rx4351 = Adf4351(True, self.rx_clock38, 8)
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self.Tx4351 = Adf4351(False, 10700000, 2)
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self.Tx4351.aux_rf_out = 0b000 # enable aux RF out 0b111 or turn off 0b000
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self.decim3 = 10
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self.SetDecim(192000)
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self.var_rates = ['31X', '19X', '9X', '5X', '3X', '2X', '1728', '1152', '768', '384', '192', '96', '48'] # supported sample rates as strings
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self.index = 0
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self.repeater_freq = None
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self.DcI, self.DcQ = (0.0, 0.0)
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self.NewAdf4351(self.Rx4351, 146E6)
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self.NewAdf4351(self.Tx4351, 146E6)
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self.NewAd9951(52e6)
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self.NewUdpStatus()
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def ChangeFrequency(self, tx_freq, vfo_freq, source='', band='', event=None):
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self.tx_frequency = tx_freq
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if not self.Rx4351.frequency - 3E6 < vfo_freq < self.Rx4351.frequency + 3E6:
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self.NewAdf4351(self.Rx4351, vfo_freq)
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self.vfo_frequency = -1
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self.NewAd9951(tx_freq)
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if abs(self.ad9951_freq - 10.7e6) > 15000:
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self.NewAdf4351(self.Tx4351, tx_freq)
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self.NewAd9951(tx_freq)
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self.NewAd9951(tx_freq)
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if self.vfo_frequency != vfo_freq:
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self.vfo_frequency = vfo_freq
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self.scan_deltaf = int(1152E3 * self.fft_scan_valid + 0.5)
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self.scan_phase = int(1152.E3 * self.fft_scan_valid / self.conf.rx_udp_clock * 2.0**32 + 0.5)
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self.scan_vfo0 = vfo_freq
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rx_phase1 = int((vfo_freq - self.Rx4351.frequency) / self.conf.rx_udp_clock * 2.0**32 + 0.5)
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if self.scan_enable:
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self.scan_vfo0 = self.scan_vfo0 - self.scan_deltaf * (self.scan_blocks - 1) // 2
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rx_phase1 = rx_phase1 - int(self.scan_phase * (self.scan_blocks - 1) / 2.0 + 0.5)
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self.rx_phase1 = rx_phase1 & 0xFFFFFFFF
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rx_tune_freq = float(rx_phase1) * self.conf.rx_udp_clock / 2.0**32
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QS.change_rates(96000, tx_freq, self.vfo_sample_rate, vfo_freq)
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QS.change_scan(self.scan_blocks, 1152000, self.fft_scan_valid, self.scan_vfo0, self.scan_deltaf)
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if DEBUG:
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#print( "vfo", vfo_freq, "adf4351", self.Rx4351.frequency, "phase", rx_phase1, "rx_tune", self.Rx4351.frequency - vfo_freq, rx_tune_freq)
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#print ("VFO", self.Rx4351.frequency + rx_tune_freq)
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print ("Change to Tx %d Vfo %d; VFO %.0f = adf4351_freq %.0f + rx_tune_freq %.0f" % (tx_freq, vfo_freq,
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self.Rx4351.frequency + rx_tune_freq, self.Rx4351.frequency, rx_tune_freq))
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#print ("scan_enable %d, scan_blocks %d, scan_vfo0 %d, scan_deltaf %d" % (self.scan_enable, self.scan_blocks, self.scan_vfo0, self.scan_deltaf))
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else:
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QS.change_rates(96000, tx_freq, self.vfo_sample_rate, self.vfo_frequency)
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rx_phase0 = int((tx_freq - self.Rx4351.frequency) / self.conf.rx_udp_clock * 2.0**32 + 0.5)
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self.rx_phase0 = rx_phase0 & 0xFFFFFFFF
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self.NewUdpStatus()
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if self.application.bottom_widgets:
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Rx1 = self.Rx4351.frequency * 1e-6
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Rx2 = (self.ReturnVfoFloat() - self.Rx4351.frequency) * 1e-6
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t = "Rx Div %d; ADF4351 %.6f + rx_tune %.6f = %.6f Tx Adf4351 %.6f AD9951 %.6f" % (
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2**self.Rx4351.rf_divider, Rx1, Rx2, Rx1 + Rx2, self.Tx4351.frequency * 1e-6, self.ad9951_freq * 1e-6)
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self.application.bottom_widgets.UpdateText(t)
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return tx_freq, vfo_freq
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def RepeaterOffset(self, offset=None): # Change frequency for repeater offset during Tx
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if offset is None: # Return True if frequency change is complete
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self.HeartBeat()
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return self.want_rx_udp_status[16:] == self.got_tx_udp_status[16:]
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if offset == 0: # Change back to the original frequency
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if self.repeater_freq is None: # Frequency was already reset
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return self.want_rx_udp_status[16:] == self.got_tx_udp_status[16:]
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self.ChangeFrequency(self.repeater_freq, self.vfo_frequency)
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self.repeater_freq = None
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else: # Shift to repeater input frequency
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self.repeater_freq = self.tx_frequency
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offset = int(offset * 1000) # Convert kHz to Hz
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self.ChangeFrequency(self.tx_frequency + offset, self.vfo_frequency)
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return False
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def ReturnVfoFloat(self): # Return the accurate VFO as a float
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rx_phase1 = int((self.vfo_frequency - self.Rx4351.frequency) / self.conf.rx_udp_clock * 2.0**32 + 0.5)
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rx_tune_freq = float(rx_phase1) * self.conf.rx_udp_clock / 2.0**32
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return self.Rx4351.frequency + rx_tune_freq
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def open(self):
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##self.application.config_screen.config.tx_phase.Enable(1)
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# Create the proper broadcast address for rx_udp_ip.
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nm = self.conf.rx_udp_ip_netmask.split('.')
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ip = self.conf.rx_udp_ip.split('.')
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nm = list(map(int, nm))
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ip = list(map(int, ip))
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bc = ''
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for i in range(4):
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x = (ip[i] | ~ nm[i]) & 0xFF
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bc = bc + str(x) + '.'
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self.broadcast_addr = bc[:-1]
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# This socket is used for the Simple Network Discovery Protocol by AE4JY
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self.socket_sndp = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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self.socket_sndp.setblocking(0)
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self.socket_sndp.setsockopt(socket.SOL_SOCKET, socket.SO_BROADCAST, 1)
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self.sndp_request = chr(56) + chr(0) + chr(0x5A) + chr(0xA5) + chr(0) * 52
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self.sndp_rx_active = True
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# conf.rx_udp_port is used for returning ADC samples
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# conf.rx_udp_port + 1 is used for control
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self.rx_udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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self.rx_udp_socket.setblocking(0)
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self.rx_udp_socket.connect((self.conf.rx_udp_ip, self.conf.rx_udp_port + 1))
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# conf.tx_audio_port + 1 is used for control
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if self.conf.tx_ip:
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self.sndp_tx_active = True
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self.tx_udp_socket = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
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self.tx_udp_socket.setblocking(0)
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self.tx_udp_socket.connect((self.conf.tx_ip, self.conf.tx_audio_port + 1))
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else:
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self.sndp_tx_active = False
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QS.change_rates(96000, 0, 96000, 0)
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self.application.test1Button.Enable(0)
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return QS.open_rx_udp(self.conf.rx_udp_ip, self.conf.rx_udp_port)
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def close(self):
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if self.rx_udp_socket:
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self.rx_udp_socket.close()
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self.rx_udp_socket = None
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if self.tx_udp_socket:
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self.tx_udp_socket.close()
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self.tx_udp_socket = None
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def PrintStatus(self, msg, string):
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print (msg, ' ', end=' ')
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print (string[0:2], end=' ')
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for c in string[2:]:
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print ("%2X" % ord(c), end=' ')
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print ()
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def GetFirmwareVersion(self):
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return self.firmware_version
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def ChangeMode(self, mode):
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# mode is a string: "USB", "AM", etc.
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if mode in ("CWL", "CWU"):
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self.mode_is_cw = 1
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else:
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self.mode_is_cw = 0
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self.NewUdpStatus()
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def ChangeBand(self, band):
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# band is a string: "60", "40", "WWV", etc.
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self.band = band
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try:
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freq, DcI, DcQ = self.CorrectTxDc[band]
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except KeyError:
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DcI, DcQ = (0.0, 0.0)
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self.NewUdpCorrect(DcI, DcQ)
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def NewUdpCorrect(self, DcI, DcQ):
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self.DcI = DcI
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self.DcQ = DcQ
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QS.set_udp_tx_correct(DcI, DcQ, 0.828)
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self.NewUdpStatus()
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def PrintUdpCorrect(self):
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for band in self.CorrectTxDc:
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freq, DcI, DcQ = self.CorrectTxDc[band]
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print ("'%s':(%.1f, %.6f, %.6f)," % (band, freq, DcI, DcQ))
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def OnButtonPTT(self, event):
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btn = event.GetEventObject()
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if btn.GetValue(): # Turn the software key bit on or off
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self.button_PTT = 1
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else:
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self.button_PTT = 0
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QS.set_key_down(self.button_PTT)
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self.NewUdpStatus()
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def OnSpot(self, level):
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# level is -1 for Spot button Off; else the Spot level 0 to 1000.
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pass
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def Sndp(self): # AE4JY Simple Network Discovery Protocol - attempt to set the FPGA IP address
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try:
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self.socket_sndp.sendto(self.sndp_request, (self.broadcast_addr, 48321))
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except:
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if DEBUG:
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traceback.print_exc()
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return
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for i in range(5):
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try:
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data = self.socket_sndp.recv(1024)
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except:
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break
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if len(data) != 56:
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continue
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if data[5:17] == 'QuiskUHFR-v1':
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ip = self.conf.rx_udp_ip.split('.')
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ip = list(map(int, ip))
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ip = list(map(chr, ip))
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if data[37] == ip[3] and data[38] == ip[2] and data[39] == ip[1] and data[40] == ip[0]:
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self.sndp_rx_active = False
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if DEBUG: print("SNDP success for Rx")
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else:
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t = (data[0:4] + chr(2) + data[5:37] + ip[3] + ip[2] + ip[1] + ip[0]
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+ chr(0) * 12 + chr(self.conf.rx_udp_port & 0xFF) + chr(self.conf.rx_udp_port >> 8) + chr(0))
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self.socket_sndp.sendto(t, (self.broadcast_addr, 48321))
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elif data[5:17] == 'QuiskUHFT-v1':
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if self.conf.tx_ip:
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ip = self.conf.tx_ip.split('.')
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ip = list(map(int, ip))
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ip = list(map(chr, ip))
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if data[37] == ip[3] and data[38] == ip[2] and data[39] == ip[1] and data[40] == ip[0]:
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self.sndp_tx_active = False
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if DEBUG: print("SNDP success for Tx")
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else:
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t = (data[0:4] + chr(2) + data[5:37] + ip[3] + ip[2] + ip[1] + ip[0]
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+ chr(0) * 12 + chr(self.conf.tx_audio_port & 0xFF) + chr(self.conf.tx_audio_port >> 8) + chr(0))
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self.socket_sndp.sendto(t, (self.broadcast_addr, 48321))
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def HeartBeat(self):
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if self.sndp_rx_active or self.sndp_tx_active:
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self.Sndp()
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return # SNDP is required
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for i in range(10):
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try: # receive the Rx status if any
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data = self.rx_udp_socket.recv(1024)
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if DEBUG > 1:
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self.PrintStatus(' gotRx ', data)
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except:
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break
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else:
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if data[0:2] == 'Sx':
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self.got_rx_udp_status = data
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if self.tx_udp_socket:
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for i in range(10):
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try: # receive the Tx status if any
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data = self.tx_udp_socket.recv(1024)
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if DEBUG > 1:
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self.PrintStatus(' gotTx ', data)
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except:
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break
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else:
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if data[0:2] == 'Sx':
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self.got_tx_udp_status = data
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if self.want_rx_udp_status[16:] == self.got_rx_udp_status[16:]: # The first part returns information from the hardware
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self.firmware_version = ord(self.got_rx_udp_status[2]) # Firmware version is returned here
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self.Rx4351.changed = 0
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else:
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if DEBUG > 1:
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self.PrintStatus('HaveRx', self.got_rx_udp_status[0:20])
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self.PrintStatus('sendRx', self.want_rx_udp_status[0:20])
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try:
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self.rx_udp_socket.send(self.want_rx_udp_status)
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except:
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#traceback.print_exc()
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pass
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if not self.tx_udp_socket:
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pass
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elif self.want_rx_udp_status[16:] == self.got_tx_udp_status[16:]: # The first part returns information from the hardware
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self.Tx4351.changed = 0
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self.Tx9951_changed = 0
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else:
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if DEBUG > 1:
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self.PrintStatus('HaveTx', self.got_rx_udp_status[0:20])
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self.PrintStatus('sendTx', self.want_rx_udp_status[0:20])
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try:
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self.tx_udp_socket.send(self.want_rx_udp_status)
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except:
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#traceback.print_exc()
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pass
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if 0:
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self.rx_udp_socket.send('Qs')
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def VarDecimGetChoices(self): # return text labels for the control
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return self.var_rates
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def VarDecimGetLabel(self): # return a text label for the control
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return "Sample rate ksps"
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def VarDecimGetIndex(self): # return the current index
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return self.index
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def VarDecimRange(self):
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return (48000, 1152000)
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def VarDecimSet(self, index=None): # set decimation, return sample rate
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if index is None: # initial call to set decimation before the call to open()
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rate = self.application.vardecim_set # May be None or from different hardware
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try:
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rate = rate // 1000
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if rate > 1152:
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rate = 1152
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index = self.var_rates.index(str(rate))
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except:
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rate = 192
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index = self.var_rates.index(str(rate))
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self.index = index
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rate = self.var_rates[index]
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if rate[-1] == 'X':
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self.scan_enable = 1
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self.scan_blocks = int(rate[0:-1])
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self.scan_samples = self.application.fft_size
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self.decim1 = 2
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self.decim2 = 3
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rate = 1152000 * self.scan_blocks
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else:
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self.scan_enable = 0
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self.scan_blocks = 0
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rate = int(rate)
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rate = rate * 1000
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self.SetDecim(rate)
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vfo = self.vfo_frequency
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self.vfo_frequency = -1
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self.vfo_sample_rate = rate
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self.ChangeFrequency(self.tx_frequency, vfo)
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self.NewUdpStatus()
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return rate
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def SetDecim(self, rate):
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# self.decim1, decim2, decim3 are the first, second, third decimations in the hardware
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if rate >= 1152000:
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self.decim1 = 2
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elif rate >= 192000:
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self.decim1 = 3
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elif rate == 96000:
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self.decim1 = 6
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else:
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self.decim1 = 12
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self.decim2 = self.rx_udp_clock_nominal // rate // self.decim1 // self.decim3
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def NewUdpStatus(self):
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# Start of 16 bytes sent to the hardware:
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s = "Sx" # 0:2 Fixed string
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s += chr(0) # 2 Version number is returned here
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s += chr(0) # 3
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s += chr(0) * 12 # 4:16
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# Start of 80 bytes of data sent to the hardware:
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s += chr( 6 - 1) # 0 Variable decimation less one channel 0 first
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s += chr(12 - 1) # 1 Variable decimation less one channel 0 second
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s += struct.pack("<L", self.rx_phase0) # 2: 6 Channel zero Rx tune phase
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s += struct.pack("<L", self.rx_phase1) # 6:10 Channel one Rx tune phase)
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s += chr(0x3 | self.scan_enable << 2 | self.Rx4351.changed << 3 |
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self.Tx4351.changed << 4 | self.Tx9951_changed << 5 |
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self.button_PTT << 6 | self.mode_is_cw << 7) # 10 Flags
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# 0: enable samples on channel 0
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# 1: enable samples on channel 1
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# 2: enable scan on channel 1
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# 3: the receive adf4351 registers have changed
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# 4: the transmit adf4351 registers have changed
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# 5: the transmit ad9951 register changed
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# 6: the PTT button is down
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# 7: the mode is CWU or CWL
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s += chr(self.scan_blocks) # 11 For scan, the number of frequency blocks
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s += struct.pack("<H", self.scan_samples) # 12:14 For scan, the number of samples per block
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|
s += struct.pack("<L", self.scan_phase) # 14:18 For scan, the tuning phase increment
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|
s += chr(self.decim1 - 1) # 18 Variable decimation less one channel 1 first
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s += chr(self.decim2 - 1) # 19 Variable decimation less one channel 1 second
|
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s += self.Rx4351.regs # 20:44 Receive adf4351; six 32-bit registers, 24 bytes
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|
s += self.Tx4351.regs # 44:68 Transmit adf4351; six 32-bit registers, 24 bytes
|
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s += self.ad9951_data # 68:74 Transmit ad9951: data length, instruction, 4 bytes of data
|
|
DcI = int(self.DcI * 32767.0)
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DcQ = int(self.DcQ * 32767.0)
|
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s += struct.pack("<h", DcI) # 74:76 Transmit DC correction for I channel
|
|
s += struct.pack("<h", DcQ) # 76:78 Transmit DC correction for Q channel
|
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s += chr(0) * (96 - len(s)) # Fixed length message 16 + 80
|
|
self.want_rx_udp_status = s
|
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def NewAd9951(self, tx_freq):
|
|
# Fpfd = Fref / 2 / R = Fvco / N
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# Fout = Fvco / 2**D and is twice the transmit frequency
|
|
# Fref = 2R(2**d)Fout / N
|
|
# Fout = Fref * N / 2 / R / 2**D
|
|
adf = self.Tx4351
|
|
freq = 2.0 * adf.r_counter * (2 ** adf.rf_divider) / adf.int_value * (tx_freq * 2.0)
|
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phase = int(freq / self.tx_clock80 * 2.0**32 + 0.5)
|
|
try:
|
|
self.ad9951_data = chr(40) + struct.pack("<L", phase ) + chr(4)
|
|
except struct.error:
|
|
self.ad9951_data = chr(0) * 6
|
|
self.ad9951_freq = float(phase) * self.tx_clock80 / 2 ** 32
|
|
##adf.frequency = 0.5 * self.ad9951_freq * adf.int_value / 2.0 / adf.r_counter / (2 ** adf.rf_divider)
|
|
self.Tx9951_changed = 1
|
|
def NewAdf4351(self, adf, vfo_freq):
|
|
# Set the adf4351 to the nearest integer-mode frequency
|
|
Fpfd = adf.clock / 2.0 / adf.r_counter
|
|
if adf.receiver:
|
|
vfo_freq += Fpfd * self.vfo_test / 8 # test the VFO at an offset from the center
|
|
vfo = vfo_freq * 2 # Local oscillator runs at 2X frequency
|
|
for div in range(0, 7):
|
|
Fvco = vfo * 2 ** div
|
|
if 2200E6 <= Fvco < 4400E6:
|
|
adf.rf_divider = div
|
|
adf.int_value = int(vfo * 2 ** div / Fpfd + 0.5)
|
|
break
|
|
else:
|
|
if vfo < 500e6:
|
|
adf.rf_divider = 6
|
|
adf.int_value = int(2200E6 / Fpfd)
|
|
else:
|
|
adf.rf_divider = 0
|
|
adf.int_value = int(4400E6 / Fpfd)
|
|
adf.frequency = 0.5 * Fpfd * adf.int_value / 2 ** div
|
|
if DEBUG:
|
|
print ("int, div, Fvco, ADF4351", adf.int_value, div, int(vfo * 2 ** div / 1e6), adf.frequency)
|
|
print ("New adf4351_freq", adf.frequency)
|
|
# Number of bits for each field:
|
|
# intNmode 1
|
|
# aux_rf_out 3
|
|
# rf_divider 3
|
|
# band_sel_clock_div 8
|
|
# r_counter 10 Fpfd = Fref / 2 / r_counter
|
|
# int_value 16 Fvco = Fpfd * (int_value + frac_value / modulus)
|
|
# frac_value 12
|
|
# modulus 12
|
|
reg = 0b00000000000000000000000000000000 # Register 0
|
|
reg = reg | adf.int_value << 15 | adf.frac_value << 3
|
|
s = struct.pack("<L", reg)
|
|
reg = 0b00001000000000001000000000000001 # Register 1
|
|
reg = reg | adf.modulus << 3
|
|
s += struct.pack("<L", reg)
|
|
reg = 0b00000001000000000001111001000010 # Register 2
|
|
reg = reg | adf.r_counter << 14 | adf.int_mode << 8 | adf.int_mode << 7
|
|
s += struct.pack("<L", reg)
|
|
reg = 0b00000000000001000000000000000011 # Register 3
|
|
reg = reg | adf.int_mode << 22 | adf.int_mode << 21
|
|
s += struct.pack("<L", reg)
|
|
reg = 0b00000000100000000000010000111100 # Register 4
|
|
reg = reg | adf.rf_divider << 20 | adf.band_sel_clock_div << 12 | adf.aux_rf_out << 6
|
|
s += struct.pack("<L", reg)
|
|
reg = 0b00000000010110000000000000000101 # Register 5
|
|
s += struct.pack("<L", reg)
|
|
adf.regs = s
|
|
adf.changed = 1
|
|
def TestVfoPlus(self, event):
|
|
self.vfo_test += 1
|
|
self.Rx4351.frequency = 1
|
|
self.ChangeFrequency(self.tx_frequency, self.vfo_frequency)
|
|
def TestVfoMinus(self, event):
|
|
self.vfo_test -= 1
|
|
self.Rx4351.frequency = 1
|
|
self.ChangeFrequency(self.tx_frequency, self.vfo_frequency)
|