def __init__(self, serial_device):
Device.__init__(self, mode='t', device_id=serial_device)
self.logger = logging.getLogger(
"mycodo.device.atlas_scientific_ftdi_{dev}".format(dev=serial_device))
time.sleep(1)
self.flush()
self.setup = True
def __init__(self, serial_device):
Device.__init__(self, mode='t', device_id=serial_device)
self.logger = logging.getLogger(
"{}_{}".format(__name__, serial_device))
time.sleep(1)
self.flush()
self.setup = True
def __init__(self, serial_device):
Device.__init__(self, mode='t', device_id=serial_device)
self.logger = logging.getLogger(
"mycodo.device.atlas_scientific_ftdi_{dev}".format(
dev=serial_device))
time.sleep(1)
self.flush()
self.setup = True
def testOpen(self):
# a lazy_open open() shouldn't do anything
self.assertCallsExact(lambda: Device(lazy_open=True), [])
# a non-lazy_open open() should open the port...
self.assertCalls(lambda: Device(), 'ftdi_usb_open_desc_index')
# should be the same with device_id...
self.assertCalls(lambda: Device('bogus'), 'ftdi_usb_open_desc_index')
# should be the same with device_id...
self.assertCalls(lambda: Device(device_index=2),
'ftdi_usb_open_desc_index')
def testClose(self):
d = Device()
d.close()
self.assertRaises(FtdiError, d.write, 'hello')
d = Device()
d.close()
self.assertRaises(FtdiError, d.read, 1)
def findRadio(self):
self.devices = Driver().list_devices()
self.radio = None
for d in self.devices:
# ross - print('d[1]="{0}" self.radioName="{1}"'.format(d[1], self.radioName))
if (d[1] == self.radioName.decode('utf-8')):
self.print('found radio')
try:
self.radio = Device(encoding='utf-8')
except FtdiError as err:
print('Device instantiation failed: {0}'.format(err))
if self.radio:
print('connected to radio')
self.radio.flush()
self.boot()
else:
print('unable to connect to radio')
def __init__(self, serial_device):
Device.__init__(self, mode='t', device_id=serial_device)
super(AtlasScientificFTDI, self).__init__(interface='FTDI', name=serial_device.replace("/", "_"))
self.logger = logging.getLogger(
"{}_{}".format(__name__, serial_device))
self.send_cmd("C,0") # turn off continuous mode
time.sleep(1)
self.flush()
(board,
revision,
firmware_version) = self.get_board_version()
self.logger.info(
"Atlas Scientific Board: {brd}, Rev: {rev}, Firmware: {fw}".format(
brd=board,
rev=revision,
fw=firmware_version))
self.setup = True
def __init__(self, sn): Device.__init__(self, mode='t', device_id=sn)
def __init__(self, sn): Device.__init__(self, mode='t', device_id=sn)
def testFlush(self):
with Device() as dev:
self.assertCalls(dev.flush_input, 'ftdi_usb_purge_rx_buffer')
self.assertCalls(dev.flush_output, 'ftdi_usb_purge_tx_buffer')
self.assertCalls(dev.flush, 'ftdi_usb_purge_buffers')
def testReadWrite(self):
with Device() as dev:
self.assertCalls(lambda: dev.write('xxx'), 'ftdi_write_data')
self.assertCalls(lambda: dev.read(10), 'ftdi_read_data')
def testOpenInterface(self):
self.assertCalls(lambda: Device(interface_select=1),
'ftdi_set_interface')
# check that opening a specific interface does that
self.assertNotCalls(lambda: Device(), 'ftdi_set_interface')
def _():
with Device():
pass
def DelDevice(self):
Device.__del__(self)
class Listener:
def __init__(self):
self.makeItStop = Event()
self.warmBoot = False
self.radioName = b'SDR-IQ'
self.print = self.noOp
self.boot = self.coldBoot
self.doCommandline()
self.findRadio()
def doCommandline(self):
try:
opts, args = getopt.getopt(sys.argv[1:], 'br:v')
except getopt.GetoptError:
print('usage: server [-b,-r <radio>, -v]')
sys.exit(2)
for op in opts:
if op[0] == '-b':
self.boot = self.noOp
elif op[0] == '-r':
self.radioName = bytes(op[1], encoding='utf-8')
elif op[0] == '-v':
self.print = print
else:
print(f'unknown option: {op}')
def stop(self):
self.makeItStop.set()
def noOp(self, *kargs):
return
def coldBoot(self):
freq = self.GetFreq()
if (freq == 680000):
self.print('Cold boot detected')
self.SetDSP()
self.SetFreq(680001)
def findRadio(self):
self.devices = Driver().list_devices()
self.radio = None
for d in self.devices:
# ross - print('d[1]="{0}" self.radioName="{1}"'.format(d[1], self.radioName))
if (d[1] == self.radioName.decode('utf-8')):
self.print('found radio')
try:
self.radio = Device(encoding='utf-8')
except FtdiError as err:
print('Device instantiation failed: {0}'.format(err))
if self.radio:
print('connected to radio')
self.radio.flush()
self.boot()
else:
print('unable to connect to radio')
def GetFreq(self):
self.radio.write(bc.GetFreq)
rep = readMsg(self.radio.read)
return sum([rep[k + 5] << (8 * k) for k in range(4)])
def SetFreq(self, freq):
msg = list(bc.SetFreq)
for k in range(4):
msg[k + 5] = (freq >> (8 * k)) & 0xFF
self.radio.write(bytes(msg))
return readMsg(self.radio.read)
def SetDSP(self):
for cmd in bc.BWKHZ_190:
self.radio.write(cmd)
self.radio.read(3)
self.radio.flush()
def SetIFGain(self):
cmd = list(bc.SetIFGain)
cmd[5] = 24
self.radio.write(bytes(cmd))
self.radio.read(5)
def SetRFGain(self):
cmd = list(bc.SetRFGain)
cmd[5] = 0
self.radio.write(bytes(cmd))
def serve(self):
if not self.radio:
print(f'Radio {self.radioName.decode()} not found')
return
self.tcp = socket(AF_INET, SOCK_STREAM)
# ross 2020-06-10: We want to accept connections from anywhere.
# '' is equivalent to AF_ANY.
#self.tcp.bind(('localhost',50000))
self.tcp.bind(('', 50000))
self.tcp.listen(1)
self.udp = socket(AF_INET, SOCK_DGRAM)
self.udp.setsockopt(SOL_SOCKET, SO_REUSEADDR, 1)
# ross 2020-06-10: We want to send data to anywhere
# '' is equivalent to AF_ANY.
#self.udp.bind(('localhost',50100))
self.udp.bind(('', 50100))
self.print('listening on port 50000')
try:
self.connect = self.tcp.accept()
except:
# ross TODO: print the exception
return
self.print(
f'Connected: {self.connect[1][0]} on port {self.connect[1][1]}')
# ross - Connected: 192.168.76.28 on port 60887
self.writer = RadioWriter(self)
self.reader = RadioReader(self)
self.writer.start()
self.reader.start()
self.makeItStop.wait()
self.print('closing TCP and UDP sockets')
self.tcp.close()
self.udp.close()
self.print('Server - done')
