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