def __init__(self, id, function, values=None):
buffer = array.array('B')
buffer.append(id)
buffer.append(function)
if not values is None:
buffer.append(len(values))
buffer.fromlist(values)
self.buffer = buffer.tostring()
def __init__(self, id, function, values=None):
buffer = array.array('B')
buffer.append(id)
buffer.append(function)
if not values is None:
buffer.append(len(values))
buffer.fromlist(values)
self.buffer = buffer.tostring()
def append_crc(self):
#append a crc character to an existing response string
buffer = array.array('B')
buffer.fromstring(self.buffer)
x = crc(buffer)
buffer.append(x & 0xFF)
buffer.append(x >> 8)
self.crc = x
self.buffer = buffer.tostring()
def append_crc(self):
#append a crc character to an existing response string
buffer = array.array('B')
buffer.fromstring(self.buffer)
x = crc(buffer)
buffer.append(x & 0xFF)
buffer.append(x >> 8)
self.crc = x
self.buffer = buffer.tostring()
def __init__(self, id, function, error_code):
buffer = array.array('B')
buffer.append(id)
buffer.append(function)
buffer.append(error_code)
self.buffer = buffer.tostring()
def __init__(self, id, function, error_code):
buffer = array.array('B')
buffer.append(id)
buffer.append(function)
buffer.append(error_code)
self.buffer = buffer.tostring()
