def __init__(self,
ser_port,
ser_baud,
ser_bytesize,
ser_parity,
ser_stopbits,
interchar_multiplier=1.5,
interframe_multiplier=3.5,
t0=None):
"""Constructor. Pass the pyserial.Serial object"""
self._serial = serial.Serial(port=ser_port,
baudrate=ser_baud,
bytesize=ser_bytesize,
parity=ser_parity,
stopbits=ser_stopbits)
self.use_sw_timeout = False
LOGGER.info("RtuMaster %s is %s", self._serial.name,
"opened" if self._serial.is_open else "closed")
super(RtuMaster, self).__init__(self._serial.timeout)
if t0:
self._t0 = t0
else:
self._t0 = utils.calculate_rtu_inter_char(self._serial.baudrate)
self._serial.inter_byte_timeout = interchar_multiplier * self._t0
self.set_timeout(interframe_multiplier * self._t0)
# For some RS-485 adapters, the sent data(echo data) appears before modbus response.
# So read echo data and discard it. By [email protected]
self.handle_local_echo = False
def __init__(self,
serial,
databank=None,
error_on_missing_slave=True,
**kwargs):
"""
Constructor: initializes the server settings
serial: a pyserial object
databank: the data to access
interframe_multiplier: 3.5 by default
interchar_multiplier: 1.5 by default
"""
interframe_multiplier = kwargs.pop('interframe_multiplier', 3.5)
interchar_multiplier = kwargs.pop('interchar_multiplier', 1.5)
databank = databank if databank else Databank(
error_on_missing_slave=error_on_missing_slave)
super(RtuServer, self).__init__(databank)
self._serial = serial
LOGGER.info("RtuServer %s is %s", self._serial.name,
"opened" if self._serial.is_open else "closed")
self._t0 = utils.calculate_rtu_inter_char(self._serial.baudrate)
self._serial.inter_byte_timeout = interchar_multiplier * self._t0
self.set_timeout(interframe_multiplier * self._t0)
def __init__(self, serial, interchar_multiplier=1.5, interframe_multiplier=3.5):
"""Constructor. Pass the pyserial.Serial object"""
self._serial = serial
LOGGER.info("RtuMaster %s is %s", self._serial.portstr, "opened" if self._serial.isOpen() else "closed")
super(RtuMaster, self).__init__(self._serial.timeout)
self._t0 = utils.calculate_rtu_inter_char(self._serial.baudrate)
self._serial.interCharTimeout = interchar_multiplier * self._t0
self.set_timeout(interframe_multiplier * self._t0)
def __init__(self, serial, interchar_multiplier=1.5, interframe_multiplier=3.5):
"""Constructor. Pass the pyserial.Serial object"""
self._serial = serial
LOGGER.info("RtuMaster %s is %s", self._serial.portstr, "opened" if self._serial.isOpen() else "closed")
super(RtuMaster, self).__init__(self._serial.timeout)
self._t0 = utils.calculate_rtu_inter_char(self._serial.baudrate)
self._serial.interCharTimeout = interchar_multiplier * self._t0
self.set_timeout(interframe_multiplier * self._t0)
def __init__(self, serial, databank=None):
self._serial = serial
modbus.Server.__init__(self, databank if databank else ModbusDatabank())
LOGGER.info('RtuServer alt %s is %s' % (self._serial.portstr,
'opened' if self._serial.isOpen() else 'closed'))
self._t0 = calculate_rtu_inter_char(self._serial.baudrate)
self._serial.interCharTimeout = 1.5 * self._t0
self._serial.timeout = 10*self._t0
LOGGER.info('interchar timeout = %f' % (self._serial.interCharTimeout,))
LOGGER.info('timeout = %f' % (self._serial.timeout,))
def __init__(self, serial, interchar_multiplier=1.5, interframe_multiplier=3.5, t0=None):
"""Constructor. Pass the pyserial.Serial object"""
self._serial = serial
self.use_sw_timeout = False
LOGGER.info("RtuMaster %s is %s", self._serial.name, "opened" if self._serial.is_open else "closed")
super(RtuMaster, self).__init__(self._serial.timeout)
if t0:
self._t0 = t0
else:
self._t0 = utils.calculate_rtu_inter_char(self._serial.baudrate)
self._serial.inter_byte_timeout = interchar_multiplier * self._t0
self.set_timeout(interframe_multiplier * self._t0)
# For some RS-485 adapters, the sent data(echo data) appears before modbus response.
# So read echo data and discard it. By [email protected]
self.handle_local_echo = False
def __init__(self, serial, databank=None, **kwargs):
"""
Constructor: initializes the server settings
serial: a pyserial object
databank: the data to access
interframe_multiplier: 3.5 by default
interchar_multiplier: 1.5 by default
"""
interframe_multiplier = kwargs.pop('interframe_multiplier', 3.5)
interchar_multiplier = kwargs.pop('interchar_multiplier', 1.5)
super(RtuServer, self).__init__(databank if databank else Databank())
self._serial = serial
LOGGER.info("RtuServer %s is %s", self._serial.portstr, "opened" if self._serial.isOpen() else "closed")
self._t0 = utils.calculate_rtu_inter_char(self._serial.baudrate)
self._serial.interCharTimeout = interchar_multiplier * self._t0
self.set_timeout(interframe_multiplier * self._t0)
def __init__(self, serial, databank=None, **kwargs):
"""
Constructor: initializes the server settings
serial: a pyserial object
databank: the data to access
interframe_multiplier: 3.5 by default
interchar_multiplier: 1.5 by default
"""
interframe_multiplier = kwargs.pop('interframe_multiplier', 3.5)
interchar_multiplier = kwargs.pop('interchar_multiplier', 1.5)
super(RtuServer, self).__init__(databank if databank else Databank())
self._serial = serial
LOGGER.info("RtuServer %s is %s", self._serial.portstr,
"opened" if self._serial.isOpen() else "closed")
self._t0 = utils.calculate_rtu_inter_char(self._serial.baudrate)
self._serial.interCharTimeout = self.interchar_multiplier * self._t0
self.set_timeout(self.interframe_multiplier * self._t0)
def __init__(self, serial, databank=None, error_on_missing_slave=True, **kwargs):
"""
Constructor: initializes the server settings
serial: a pyserial object
databank: the data to access
interframe_multiplier: 3.5 by default
interchar_multiplier: 1.5 by default
"""
interframe_multiplier = kwargs.pop('interframe_multiplier', 3.5)
interchar_multiplier = kwargs.pop('interchar_multiplier', 1.5)
databank = databank if databank else Databank(error_on_missing_slave=error_on_missing_slave)
super(RtuServer, self).__init__(databank)
self._serial = serial
LOGGER.info("RtuServer %s is %s", self._serial.name, "opened" if self._serial.is_open else "closed")
self._t0 = utils.calculate_rtu_inter_char(self._serial.baudrate)
self._serial.inter_byte_timeout = interchar_multiplier * self._t0
self.set_timeout(interframe_multiplier * self._t0)
self._block_on_first_byte = False
