Python devices.DeviceServer类代码示例

 def initServer(self):
     """This method loads default settings from the registry,
        sets up instruments, and sets up listeners for GPIB device 
        connect/disconnect messages."""
     DeviceServer.initServer(self)
     try:
         yield self.client.registry.cd(self.ADRSettingsPath)
         self.file_path = yield self.client.registry.get('Log Path')
     except Exception as e:
         self.logMessage( '{Saving log failed.  Check that AFS is working.} ' )
     yield self.loadDefaults()
     yield util.wakeupCall( 3 ) # on the round ADR, the HP DMM takes forever to initialize.  This prevents it from going on before it is ready.
     yield self.initializeInstruments()
     # subscribe to messages
     # the server ones are not used right now, but at some point they could be
     connect_func = lambda c, (s, payload): self.gpib_device_connect(*payload)
     disconnect_func = lambda c, (s, payload): self.gpib_device_disconnect(*payload)
     serv_conn_func = lambda c, (s, payload): self.serversChanged(*payload)
     serv_disconn_func = lambda c, (s, payload): self.serversChanged(*payload)
     mgr = self.client.manager
     self._cxn.addListener(connect_func, source=mgr.ID, ID=10)
     self._cxn.addListener(disconnect_func, source=mgr.ID, ID=11)
     self._cxn.addListener(serv_conn_func, source=mgr.ID, ID=12)
     self._cxn.addListener(serv_disconn_func, source=mgr.ID, ID=13)
     yield mgr.subscribe_to_named_message('GPIB Device Connect', 10, True)
     yield mgr.subscribe_to_named_message('GPIB Device Disconnect', 11, True)
     yield mgr.subscribe_to_named_message('Server Connect', 12, True)
     yield mgr.subscribe_to_named_message('Server Disconnect', 13, True)
     self.updateState()

 def initServer(self):
     print 'loading config info...',
     self.reg = self.client.registry()
     yield self.loadConfigInfo()
     print 'done.'
     print self.serialLinks
     yield DeviceServer.initServer(self)

 def initServer(self):
     """Initializes the server"""
     print("Server initializing")        
     self.reg = self.client.registry()
     yield self.loadConfigInfo()
     yield DeviceServer.initServer(self)
     # Set the maximum acceptible pressures. This is a list
     # of 6 values corresponding to the 6 sensors.
     # Index 0 of thresholdMax corresponds to the maximum acceptible
     # value of sensor 1 and index 5, sensor 6. Likewise, index 0 of
     # thresholdMin corresponds to sensor 1.
     # These values can be left as is (default) or they can be changed
     # using the set_thresholds setting.
     # In order to use the setting, type:
     #   [instance name].set_thresholds([low], [high])
     # As an example:
     #   vacuum.set_thresholds([0, 0, 0, 5E-5, 5E-5, 5E-5],
     #                         [0, 0, 0, 5E-4, 5E-4, 5E-4])
     # It is a good idea to allow for a wide range of values if you
     # know that a sensor is not connected because the unit sometimes
     # misreports status codes. This makes it seem as though a sensor
     # is connected, and a 'don't-care' value is treated as an error.
     self.thresholdMax = [1e-2, 1e-2, 1e-2, 5e-7, 5e-7, 1e-4] * units.bar
     # Set the minimum acceptible pressures.
     self.thresholdMin = [0, 0, 0, 5E-8, 5E-8, 5E-8] * units.bar
     self.alertInterval = 10 # seconds
     self.measurements = [0, 0, 0, 0, 0, 0] * units.bar
     self.statusCodes = [0, 0, 0, 0, 0, 0]
     self.t1 = [0,0,0,0,0,0]
     self.t2 = [0,0,0,0,0,0]

 def initServer(self):
     print 'Loading config from registry...',
     self.reg = self.client.registry()
     yield self.loadConfigInfo()
     print 'Finished.'
     print("Serial links found: %s"%str(self.serialLinks))
     yield DeviceServer.initServer(self)

 def initServer(self):
     self.output = None
     self.current = None
     print 'loading config info...',
     self.reg = self.client.registry()
     yield self.loadConfigInfo()
     print self.serialLinks
     yield DeviceServer.initServer(self)

 def initServer(self):
     """
     Makes a connection to the registry where port information and other server
     specific settings can be retrieved.
     """
     print 'loading config info...',
     self.reg = self.client.registry()
     yield self.loadConfigInfo()
     yield DeviceServer.initServer(self)  # starts server after configurations loaded

 def initServer(self):
     """Initialize the Temperature Monitor Server"""
     print "Server Initializing"
     self.reg = self.client.registry()
     yield self.loadConfigInfo()
     yield DeviceServer.initServer(self)
     # Set the maximum acceptible temperature.
     self.thresholdMax = 50 * units.degF
     # Set the minimum acceptible temperature.
     self.thresholdMin = 30 * units.degF
     self.alertInterval = 10 # seconds
     self.t1 = 0
     self.t2 = 0

 def initServer(self):
     """Initializes the server"""
     print("Server Initializing...")        
     self.reg = self.client.registry()
     yield self.loadConfigInfo()
     yield DeviceServer.initServer(self)
     # Set the maximum acceptible flow rate.
     self.thresholdMax = 5 * units.galUS / units.min
     # Set the minimum acceptible flow rate.
     self.thresholdMin = 1.5* units.galUS / units.min
     self.alertInterval = 10 # seconds
     self.t1 = 0
     self.t2 = 0

    def initServer(self):
        """
        This method loads default settings from the registry,
        sets up instruments, and sets up listeners for GPIB device
        connect/disconnect messages.
        """
        yield DeviceServer.initServer(self)
        try:
            yield self.client.registry.cd(self.ADRSettingsPath)
            self.file_path = yield self.client.registry.get('Log Path')
        except Exception as e:
            self.logMessage('{Saving log failed. '
                            ' Check that AFS is working.} ')
        yield self.loadDefaults()
        yield self.initializeInstruments()
        # subscribe to messages
        # the server ones are not used right now, but at some point they could be
        serv_conn_func = lambda c, (s, payload): self.serversChanged(*payload)
        serv_disconn_func = lambda c, (s, payload): self.serversChanged(*payload)
        mgr = self.client.manager
        self._cxn.addListener(serv_conn_func, source=mgr.ID, ID=12)
        self._cxn.addListener(serv_disconn_func, source=mgr.ID, ID=13)
        yield mgr.subscribe_to_named_message('Server Connect', 12, True)
        yield mgr.subscribe_to_named_message('Server Disconnect', 13, True)

        # listen for device connect/disconnect signals
        dev_con_changed = lambda c, payload: self.device_connection_changed(*payload)
        try: # in case the device manager is not running
             # &&& do this whenever device manager starts or something?
            devManager = self.client.gpib_device_manager
            yield devManager.device_connection_changed(self.ID)
            yield devManager.addListener(listener = dev_con_changed,
                                         source = None,
                                         ID = self.ID)
        except Exception as e:
            print str(e)
        self.updateState()

 def stopServer(self):
     print 'closing all acqiris connections...',
     acqiris.closeAll()
     print 'done.'
     yield DeviceServer.stopServer(self)

 def initServer(self):
     print "Server Initializing"
     self.reg = self.client.registry()
     yield self.loadConfigInfo()
     yield DeviceServer.initServer(self)

 def initServer(self):
     print 'loading config info...',
     self.reg = self.client.registry()
     yield self.loadConfigInfo()
     yield self.reg.cd(['', 'settings'], True)
     yield DeviceServer.initServer(self)

 def initServer(self):
     print 'loading config info...',
     yield self.loadConfigInfo()
     print 'done.'
     yield DeviceServer.initServer(self)

 def __init__(self, args):
     DeviceServer.__init__(self)
     self.ADRSettingsPath = ADR_SETTINGS_BASE_PATH
     selectedADR = DEFAULT_ADR
     if '-a' in args:    # Use -a to specify ADR
         index = args.index('-a')
         args.pop(index)
         selection = str( args.pop(index) )   # if we do not pop these off, twisted will complain because this is not an allowed argument
         if selection in AVAILABLE_ADRS:
             selectedADR = selection
         else: 
             print '%s is not a valid ADR selection.' %selection
     self.ADRSettingsPath.append(selectedADR)
     self.name = selectedADR
     self.deviceName = selectedADR
     print '%s selected.' %selectedADR
     self.alive = True
     self.state = {  'T_FAA': numpy.NaN*units.K,
                     'T_GGG': numpy.NaN*units.K,
                     'T_3K' : numpy.NaN*units.K,
                     'T_60K': numpy.NaN*units.K,
                     'datetime' : datetime.datetime.now(),
                     'cycle': 0,
                     'magnetV': numpy.NaN*units.V,
                     'RuOxChan':'FAA',
                     'RuOxChanSetTime':datetime.datetime.now(),
                     'PSCurrent':numpy.NaN*units.A,
                     'PSVoltage':numpy.NaN*units.V,
                     'maggingUp':False,
                     'regulating':False,
                     'regulationTemp':0.1,
                     'PID_cumulativeError':0}
     self.lastState = self.state.copy()
     self.ADRSettings ={ 'PID_KP':0.75,
                         'PID_KI':0,
                         'PID_KD':15,
                         'PID_MaxI':1,
                         'magup_dV': 0.003,               #[V/step] How much do we increase the voltage by every second when maggin up? HPD Manual uses 10mV=0.01V, 2.5V/30min=1.4mV/s ==> Let's use a middle rate of 3mV/step. (1 step is about 1s)
                         'magnet_voltage_limit': 0.1,      #Back EMF limit in Volts
                         'current_limit': 9,               #Max Current in Amps
                         'voltage_limit': 2,               #Max Voltage in Volts.  At 9A, we usually get about 2.5-2.7V or 1.69V (with or without the external diode protection box), so this shouldn't need to be more than 3 or 2
                         'dVdT_limit': 0.008,              #Keep dV/dt to under this value [V/s]
                         'dIdt_magup_limit': 9./(30*60),   #limit on the rate at which we allow current to increase in amps/s (we want 9A over 30 min)
                         'dIdt_regulate_limit': 9./(40*60),#limit on the rate at which we allow current to change in amps/s (we want 9A over 40 min)
                         'step_length': 1.0,               #How long is each regulation/mag up cycle in seconds.  **Never set this less than 1.0sec.**  The SRS SIM922 only measures once a second and this would cause runaway voltages/currents.
                         'magnet_max_temp': 5,
                         'FAA MP Chan': 2,
                         'GGG MP Chan': 1,
                         'Power Supply':['Agilent 6641A PS','addr'],
                         'Ruox Temperature Monitor':['SIM921','addr'], #['ACBridgeWithMultiplexer',[['SIM921 Server','addr'],['SIM925 Server','addr']]],
                         'Diode Temperature Monitor':['SIM922','addr'],
                         'Magnet Voltage Monitor':['SIM922','addr'],
                         'Heat Switch':['Heat Switch','addr'],
                         'Compressor':['CP2800 Compressor','addr']}
     self.instruments = {'Power Supply':'None',
                         'Ruox Temperature Monitor':'None',
                         'Diode Temperature Monitor':'None',
                         'Magnet Voltage Monitor':'None',
                         'Heat Switch':'None',
                         'Compressor':'None'}
     dt = datetime.datetime.now()
     self.dateAppend = dt.strftime("_%y%m%d_%H%M")
     self.logMessages = []

 def __init__(self, args):
     DeviceServer.__init__(self)
     self.ADRSettingsPath = ADR_SETTINGS_BASE_PATH
     selectedADR = DEFAULT_ADR
     if '-a' in args:    # Use -a to specify ADR
         index = args.index('-a')
         args.pop(index)
         # If we do not pop these off, twisted will complain because
         # this is not an allowed argument.
         selection = str( args.pop(index) )
         if selection in AVAILABLE_ADRS:
             selectedADR = selection
         else:
             print('%s is not a valid ADR selection.' %selection)
     self.ADRSettingsPath.append(selectedADR)
     self.name = selectedADR
     self.deviceName = selectedADR
     print('%s selected.' %selectedADR)
     self.alive = True # to turn off the update state look when server is closed
     self.state = {
             'T_FAA': numpy.NaN * units.K,
             'T_GGG': numpy.NaN * units.K,
             'T_3K' : numpy.NaN * units.K,
             'T_60K': numpy.NaN * units.K,
             'datetime' : datetime.datetime.utcnow(),
             'cycle': 0,
             'magnetV': numpy.NaN * units.V,
             'RuOxChan': 'FAA',
             'RuOxChanSetTime': datetime.datetime.utcnow(),
             'PSCurrent': numpy.NaN * units.A,
             'PSVoltage': numpy.NaN * units.V,
             'maggingUp': False,
             'regulating': False,
             'regulationTemp': 0.1,
             'PID_cumulativeError': 0
     }
     self.lastState = self.state.copy()
     # These are defaults.  They can be overridden in the registry by
     # including a setting with the same name.
     self.ADRSettings = {
             'PID_KP': 0.75,
             'PID_KI': 0,
             'PID_KD': 15,
             'PID_MaxI': 1,
             'magup_dV': 0.003,                #[V/step] How much do we increase the voltage by every second when maggin up? HPD Manual uses 10mV=0.01V, 2.5V/30min=1.4mV/s ==> Let's use a middle rate of 3mV/step. (1 step is about 1s)
             'magnet_voltage_limit': 0.1,      #Back EMF limit in Volts
             'current_limit': 9,               #Max Current in Amps
             'voltage_limit': 2,               #Max Voltage in Volts.  At 9A, we usually get about 2.5-2.7V or 1.69V (with or without the external diode protection box), so this shouldn't need to be more than 3 or 2
             'dVdT_limit': 0.008,              #Keep dV/dt to under this value [V/s]
             'dIdt_magup_limit': 9. / (30*60), #limit on the rate at which we allow current to increase in amps/s (we want 9A over 30 min)
             'dIdt_regulate_limit': 9./(40*60),#limit on the rate at which we allow current to change in amps/s (we want 9A over 40 min)
             'step_length': 1.0,               #How long is each regulation/mag up cycle in seconds.  **Never set this less than 1.0sec.**  The SRS SIM922 only measures once a second and this would cause runaway voltages/currents.
             'magnet_max_temp': 5,
             'FAA MP Chan': 2,
             'GGG MP Chan': 1,
             'Power Supply':['Agilent 6641A PS','addr'],
             'Ruox Temperature Monitor':['SIM921','addr'], #['AC Bridge with Multiplexer',[['SIM921 Server','addr'],['SIM925 Server','addr']]],
             'Diode Temperature Monitor':['SIM922','addr'],
             'Magnet Voltage Monitor':['SIM922','addr'],
             'Heat Switch':['Heat Switch','addr'],
             'Compressor':['CP2800 Compressor','addr']
     }
     self.instruments = {'Power Supply':'None',
                         'Ruox Temperature Monitor':'None',
                         'Diode Temperature Monitor':'None',
                         'Magnet Voltage Monitor':'None',
                         'Heat Switch':'None',
                         'Compressor':'None'}
     self.startDatetime = datetime.datetime.utcnow()
     self.tempDataChest = dataChest(['ADR Logs',self.name])
     dts = dateStamp()
     iso = self.startDatetime.isoformat().split('+')[0] # strip timezone (or dateStamp will fail)
     dtstamp = dts.dateStamp(iso)
     self.tempDataChest.createDataset("temperatures",
             [('time',[1],'utc_datetime','')],
             [('temp60K',[1],'float64','Kelvin'),('temp03K',[1],'float64','Kelvin'),
              ('tempGGG',[1],'float64','Kelvin'),('tempFAA',[1],'float64','Kelvin')],
              dateStamp=dtstamp)
     self.tempDataChest.addParameter("X Label", "Time")
     self.tempDataChest.addParameter("Y Label", "Temperature")
     self.tempDataChest.addParameter("Plot Title",
             self.startDatetime.strftime("ADR temperature history "
                                         "for run starting on %y/%m/%d %H:%M"))
     self.logMessages = []