# This provides support for the SDR Micron TRX by David Fainitski, N7DDC import sys, wx, traceback, time from quisk_hardware_model import Hardware as BaseHardware DEBUG = 0 # print debug messages during operation WRITE_LOG = 1 # write the data received from the MicronTRX during self.log_time to the file self.log_name # https://github.com/Dfinitski/SDR-Micron # Control from PC to Micron TRX, 64 bytes, MSB first (big-endian) # # (0 - 7) Preamble, seven 0x55 and 0xD5 # (8, 9, 10) "UCP" # (11) SN - Sequence Number 0 - 255 # (12) RX0 enable, mode, 0 - off, 1 - 48kHz, 2 - 96kHz, 3 - 192kHz # (13) RX1 enable, mode, 0 - off, 1 - 48kHz, 2 - 96kHz, 3- 192kHz # (14) BS0 enable # (15) BS1 enable # (16) TX0 enable # (17) CDC enable # (18, 19, 20, 21) - 4 bytes RX0 frequency # (22, 23, 24, 25) - 4 bytes RX1 frequency # (26, 27, 28, 29) - 4 bytes BS0 frequency # (30, 31, 32, 33) - 4 bytes TX0 frequency # (34) - Attenuator, 0 - 31 (dB value) # (35) - BS0 Rate # 0 - 48 kHz, # 1 - 96 kHz, # 2 - 192 kHz, # 3 - 384 kHz, # 4 - 768 kHz, # 5 - 1536 kHz # 6 - 1920 kHz # (36) LNA enable # (37) TX level 0 - 255 # (38) Not used # (39) BS0 mode # 0 - 4096 buffered samples # 1 - 8192 buffered samples # 2 - 16384 buffered samples # (40) BS1 mode # 0 - 4096 buffered samples # 1 - 8192 buffered samples # 2 - 16384 buffered samples # (41) BS0 period 50 - 255 ms (100ms is recommended) # (42) BS1 period 50 - 255 ms (100ms is recommended) # (43) Mic Boost, 0 - 1 # (44) Not used # (45) PTT from PC # (46) CW mode 0 - 1 # (47) CWX from PC - key manipulation # (48) Read only PWR, Output power in Watts # (49) Read only SWR x.x, from 1.0 to 9.9 as a natural number without decimal dot. # (50) Key Speed 10 - 63 ppm (20 by default) # (51) Paddle swap 0, 1 # (52) Key mode, 0 = straight, 01 = Mode A, 10 = Mode B # (53) Key weight, 33 to 66, (50 by default) # (54) Key spacing, 0, 1 # (55) ST Level, 0 - 255 sight tone level # (56) ST Freq MSB- 4 MSB bits # (57) ST Freq LSB - 8 LSB bits sight tone frequency in Hertz # (58) Delay ON, 8 - 255 ms (25 by default) - time for TX carrier delay is needed for transmitter preparing to TX # (59) Hang out time in tens ms 0 - 255 (0 to 2550 msec) (250 ms by default) needed to keep transmitter ready after PTT # (60) Not used # (61) Read only FW2 - firmware version MSB # (62) Read only FW1 # (63) Read only FW0 - firmware version LSB # Define the name of the hardware and the items on the hardware screen (see quisk_conf_defaults.py): ################ Receivers SdrMicronTRX, The SDR Micron TRX project by David Fainitski. ## hardware_file_name Hardware file path, rfile # This is the file that contains the control logic for each radio. #hardware_file_name = 'microntrxpkg/quisk_hardware.py' class Hardware(BaseHardware): sample_rates = [48] #[48, 96, 192, 384, 768, 1536] BS1_samples = {0:4096, 1:8192, 2:16384} BS1_bytes = {0:4096 * 2, 1:8192 * 2, 2:16384 * 2} # Two bytes per sample def __init__(self, app, conf): BaseHardware.__init__(self, app, conf) self.usb = None self.prefix = b'\x55\x55\x55\x55\x55\x55\x55\xD5' self.read_data = bytearray() self.rf_gain_labels = ('RF 0', 'RF -10', 'RF -20', 'RF -31') self.index = 1 self.old_vfo = 0 self.sdrmicron_clock = 76800000 self.sdrmicron_decim = 1600 self.bscope_data = bytearray() self.have_version = False self.frame_msg = '' self.remaining_BS1 = -1 self.log_name = "microntrx_log.dat" self.log_time = 5.0 # seconds of log data self.log_time0 = None # starting time.time() to start log file self.log_fp = None self.pc_control = bytearray(64) self.pc_control[0:8] = self.prefix self.pc_control[8:11] = b'UCP' self.pc_control[34] = 10 # Attenuator, 0 - 31 (dB value) self.pc_control[35] = 0 # BS0 rate: 0:48ksps, 1:96, 2:192, 3:384, 4:768, 5:1536 self.pc_control[36] = 0 # LNA enable self.pc_control[39] = 0 # Buffered BS0 samples, 0:4096, 1:8192, 2:16384 self.pc_control[40] = 0 # Buffered BS1 samples, 0:4096, 1:8192, 2:16384 self.pc_control[41] = 100 # BS0 period msec self.pc_control[42] = 100 # BS1 period msec self.pc_control[58] = 25 # time for TX carrier delay needed for transmitter preparing to TX, msec self.pc_control[59] = 25 # tens of msec needed to keep transmitter ready if conf.fft_size_multiplier == 0: conf.fft_size_multiplier = 3 # Set size needed by VarDecim def open(self): # This method must return a string showing whether the open succeeded or failed. rx_bytes = 3 # rx_bytes is the number of bytes in each I or Q sample: 1, 2, 3, or 4 rx_endian = 1 # rx_endian is the order of bytes in the sample array: 0 == little endian; 1 == big endian self.InitSamples(rx_bytes, rx_endian) # Initialize: read samples from this hardware file and send them to Quisk bs_bytes = 2 bs_endian = 1 self.InitBscope(bs_bytes, bs_endian, self.sdrmicron_clock, self.BS1_samples[self.pc_control[40]]) # Initialize bandscope if sys.platform == 'win32': return self.open_win() return "This code is Windows only" def open_win(self): try: import ftd2xx as d2xx except: return 'The ftd2xx module is missing' enum = d2xx.createDeviceInfoList() # quantity of FTDI devices if enum == 0: return 'There are no FTDI devices available' for i in range(enum): # Searching and opening needed device a = d2xx.getDeviceInfoDetail(i) if DEBUG: print ("%d: description %s, serial %s" % (i, a['description'], a['serial'])) if a['description']==b'SDR-Micron': try: self.usb = d2xx.openEx(a['serial']) except: return 'Device SDR-Micron could not be opened' self.usb.setBitMode(255, 0) # reset time.sleep(0.1) self.usb.setBitMode(255, 64) # Configure FT2232H into Sync FIFO mode self.usb.setTimeouts(100, 100) # read, write self.usb.setLatencyTimer(2) self.usb.setUSBParameters(32, 32) # in_tx_size, out_tx_size time.sleep(1.5) # waiting for device initialisation self.usb.read(self.usb.getQueueStatus()) # clean the usb data buffer self.frame_msg = a['description'].decode('utf-8') + ' S/N - ' + a['serial'].decode('utf-8') return self.frame_msg return 'Device SDR-Micron was not found' def open_linux(self): # Not finished try: import ftdi1 as d2xx except: return 'The ftdi1 module is missing' self.usb = d2xx.new() # Open Channel A (interface 1 in libftdi) d2xx.set_interface(self.usb, d2xx.INTERFACE_A) rc = d2xx.usb_open(self.usb, 0x0403, 0x6014) # 0x6014 is the standard FT232H PID if rc == 0: d2xx.usb_reset(self.usb) d2xx.set_latency_timer(self.usb, 2) # Enable Sync FIFO mode # 0xFF = pin mask, 0x40 = BITMODE_SYNCFF d2xx.set_bitmode(self.usb, 0xFF, d2xx.BITMODE_SYNCFF) if DEBUG: print("Sync FIFO active via ftdi1.") # To read at maximum speed, use d2xx.read_data() d2xx.usb_close(self.usb) d2xx.free(self.usb) def close(self): if self.usb: self.usb.setBitMode(255, 0) # reset time.sleep(0.5) self.usb.close() self.usb = None def OnButtonRfGain(self, event): btn = event.GetEventObject() n = btn.index if n == 0: self.pc_control[34] = 0 elif n == 1: self.pc_control[34] = 10 elif n == 2: self.pc_control[34] = 20 elif n == 3: self.pc_control[34] = 31 if DEBUG: print ('pc_control[34]', self.pc_control[34]) self.rx_control_upd() def ChangeFrequency(self, tx_freq, vfo, source='', band='', event=None): if DEBUG: print('ChangeFrequency tx_freq', tx_freq, 'vfo', vfo) if tx_freq and tx_freq > 0: tx_freq = int(tx_freq - self.transverter_offset) self.pc_control[30] = self.pc_control[18] = (tx_freq >> 24) & 0xFF # MSB self.pc_control[31] = self.pc_control[19] = (tx_freq >> 16) & 0xFF self.pc_control[32] = self.pc_control[20] = (tx_freq >> 8) & 0xFF self.pc_control[33] = self.pc_control[21] = (tx_freq ) & 0xFF #LSB self.rx_control_upd() if vfo: vfo = int(vfo - self.transverter_offset) if vfo != self.old_vfo: self.old_vfo = vfo self.pc_control[26] = (vfo >> 24) & 0xFF # MSB self.pc_control[27] = (vfo >> 16) & 0xFF self.pc_control[28] = (vfo >> 8) & 0xFF self.pc_control[29] = (vfo ) & 0xFF #LSB self.rx_control_upd() return tx_freq, vfo def VarDecimGetChoices(self): # Return a list/tuple of strings for the decimation control. return list(map(str, self.sample_rates)) # convert integer to string def VarDecimGetLabel(self): # return a text label for the control return "Sample rate ksps" def VarDecimGetIndex(self): # return the current index return self.index def VarDecimSet(self, index=None): # return sample rate if index is None: # initial call to set the sample rate before the call to open() rate = self.application.vardecim_set try: self.index = self.sample_rates.index(rate // 1000) except: self.index = 0 else: self.index = index self.pc_control[35] = self.index rate = self.sample_rates[self.index] * 1000 if DEBUG: print("varDecimSet index", self.index, "rate", rate) self.rx_control_upd() return rate def VarDecimRange(self): # Return the lowest and highest sample rate. #return (48000, 1536000) return (48000, 48000) def StartSamples(self): # called by the sound thread self.pc_control[12] = 1 # RX0 enable self.pc_control[15] = 1 # BS1 enable self.rx_control_upd() if WRITE_LOG: if self.log_fp is None: self.log_fp = open(self.log_name, "wb") def StopSamples(self): # called by the sound thread self.pc_control[12] = 0 self.pc_control[15] = 0 self.rx_control_upd() def rx_control_upd(self): if self.usb: try: self.usb.write(self.pc_control) except: print('Error while rx_control_upd') if self.pc_control[11] < 255: # sequence number self.pc_control[11] += 1 else: self.pc_control[11] = 0 def GetRxSamples(self): # Read from the MicronTRX. Called frequently from the sound thread. if not self.usb: return count = self.usb.getQueueStatus() # Read all available bytes if count > 0: data = bytearray(self.usb.read(count)) self.read_data += data if WRITE_LOG: if self.log_fp: if self.log_time0 is None: self.log_time0 = time.time() if time.time() - self.log_time0 < self.log_time: self.log_fp.write(data) else: self.log_fp.close() self.log_fp = None while True: start = self.read_data.find(self.prefix) if start < 0: # No prefix return if start > 0: del self.read_data[0:start] if DEBUG: print ("USB blocks lost sync") if len(self.read_data) < 11: return block_type = self.read_data[8:11] if block_type == b'BS0': if len(self.read_data) < 508: return del self.read_data[0:508] elif block_type == b'BS1': if len(self.read_data) < 508: return packet_number = self.read_data[12] if packet_number == 0: # start of a block of data self.remaining_BS1 = self.BS1_bytes[self.pc_control[40]] self.bscope_data = self.read_data[16:508] # 492 bytes self.remaining_BS1 -= 492 elif self.remaining_BS1 >= 492: self.bscope_data += self.read_data[16:508] # 492 bytes self.remaining_BS1 -= 492 elif self.remaining_BS1 <= 0: pass else: self.bscope_data += self.read_data[16:self.remaining_BS1 + 16] self.remaining_BS1 = -1 # self.AddBscopeSamples(self.bscope_data) del self.read_data[0:508] elif block_type == b'CDM': if len(self.read_data) < 180: return del self.read_data[0:180] elif block_type == b'RX0': if len(self.read_data) < 508: return if self.read_data[12]: self.GotClip() self.AddRxSamples(self.read_data[16:508]) del self.read_data[0:508] elif block_type == b'RX1': if len(self.read_data) < 508: return del self.read_data[0:508] elif block_type == b'SBL': if len(self.read_data) < 32: return del self.read_data[0:32] elif block_type == b'UCP': if len(self.read_data) < 64: return if self.have_version is False: self.have_version = True self.frame_msg += ' F/W version - %d.%d' % (self.read_data[61], self.read_data[63]) self.application.main_frame.SetConfigText(self.frame_msg) del self.read_data[0:64] else: del self.read_data[0:8] if DEBUG: print("Unknown USB block type")