def decode(self, data):
''' Decodes response pdu
:param data: The packet data to decode
'''
self.byte_count = struct.unpack(">B", data[0])[0]
self.bits = unpack_bitstring(data[1:])
def decode_bits(self):
''' Decodes a byte worth of bits from the buffer
'''
self._pointer += 1
fstring = self._endian + 'B'
handle = self._payload[self._pointer - 1:self._pointer]
return unpack_bitstring(handle)
def decode(self, data):
''' Decodes response pdu
:param data: The packet data to decode
'''
self.byte_count = struct.unpack(">B", data[0])[0]
self.bits = unpack_bitstring(data[1:])
def decode(self, data):
''' Decodes response pdu
:param data: The packet data to decode
'''
self.byte_count = byte2int(data[0])
self.bits = unpack_bitstring(data[1:])
def decode_bits(self):
''' Decodes a byte worth of bits from the buffer
'''
self._pointer += 1
fstring = self._endian + 'B'
handle = self._payload[self._pointer - 1:self._pointer]
return unpack_bitstring(handle)
def decode(self, data):
''' Decodes response pdu
:param data: The packet data to decode
'''
self.byte_count = byte2int(data[0])
self.bits = unpack_bitstring(data[1:])
def decode_bits(self):
""" Decodes a byte worth of bits from the buffer
"""
self._pointer += 1
# fstring = self._endian + 'B'
handle = self._payload[self._pointer - 1:self._pointer]
handle = make_byte_string(handle)
return unpack_bitstring(handle)
def decode(self, data):
''' Decodes a write coils request
:param data: The packet data to decode
'''
self.address, count, self.byte_count = struct.unpack('>HHB', data[0:5])
values = unpack_bitstring(data[5:])
self.values = values[:count]
def decode_bits(self):
""" Decodes a byte worth of bits from the buffer
"""
self._pointer += 1
# fstring = self._endian + 'B'
handle = self._payload[self._pointer - 1:self._pointer]
handle = make_byte_string(handle)
return unpack_bitstring(handle)
def decode(self, data):
''' Decodes a write coils request
:param data: The packet data to decode
'''
self.address, count, self.byte_count = struct.unpack('>HHB', data[0:5])
values = unpack_bitstring(data[5:])
self.values = values[:count]
def decode(self, event):
''' Decodes the event message to its status bits
:param event: The event to decode
'''
bits = unpack_bitstring(event)
self.overrun = bits[4]
self.listen = bits[5]
self.broadcast = bits[6]
def decode(self, event):
''' Decodes the event message to its status bits
:param event: The event to decode
'''
bits = unpack_bitstring(event)
self.overrun = bits[4]
self.listen = bits[5]
self.broadcast = bits[6]
def __get_bit(self, key, offset, count):
'''
:param key: The key prefix to use
:param offset: The address offset to start at
:param count: The number of bits to read
'''
response = self.__get_bit_values(key, offset, count)
response = (r or self.__bit_default for r in response)
result = ''.join(response)
result = unpack_bitstring(result)
return result[offset:offset + count]
def decode(self, event):
''' Decodes the event message to its status bits
:param event: The event to decode
'''
# todo fix the start byte count
bits = unpack_bitstring(event)
self.read = bits[0]
self.slave_abort = bits[1]
self.slave_busy = bits[2]
self.slave_nak = bits[3]
self.write_timeout = bits[4]
self.listen = bits[5]
def decode(self, event):
''' Decodes the event message to its status bits
:param event: The event to decode
'''
# todo fix the start byte count
bits = unpack_bitstring(event)
self.read = bits[0]
self.slave_abort = bits[1]
self.slave_busy = bits[2]
self.slave_nak = bits[3]
self.write_timeout = bits[4]
self.listen = bits[5]
def decode_bits(self):
""" Decodes a byte worth of bits from the buffer
"""
self._pointer += 1
handle = self._payload[self._pointer - 1:self._pointer]
return unpack_bitstring(handle)
def testBitPacking(self):
''' Test all string <=> bit packing functions '''
self.assertEqual(unpack_bitstring('\x55'), self.bits)
self.assertEqual(pack_bitstring(self.bits), '\x55')
def decode_bits(self):
""" Decodes a byte worth of bits from the buffer
"""
self._pointer += 1
handle = self._payload[self._pointer - 1:self._pointer]
return unpack_bitstring(handle)
def testBitPacking(self):
''' Test all string <=> bit packing functions '''
self.assertEqual(unpack_bitstring('\x55'), self.bits)
self.assertEqual(pack_bitstring(self.bits), '\x55')
