"""
:author: Thomas Delaet <thomas@delaet.org>
"""
from velbus.message import Message
from velbus.command_registry import register_command
COMMAND_CODE = 0xCC
[docs]class MemoryDataBlockMessage(Message):
"""
send by: VMB6IN, VMB4RYLD
received by:
"""
def __init__(self, address=None):
Message.__init__(self)
self.high_address = 0x00
self.low_address = 0x00
self.data = bytes([])
self.set_defaults(address)
[docs] def populate(self, priority, address, rtr, data):
"""
:return None
"""
assert isinstance(data, bytes)
self.needs_low_priority(priority)
self.needs_no_rtr(rtr)
self.needs_data(data, 6)
self.set_attributes(priority, address, rtr)
self.high_address = data[0]
self.low_address = data[1]
self.data = data[2:]
[docs] def data_to_binary(self):
"""
:return: bytes
"""
return bytes([COMMAND_CODE, self.high_address, self.low_address]) + self.data
register_command(COMMAND_CODE, MemoryDataBlockMessage)