docs: def makeWritePacket(ID, reg, values=None):
  	"""
  	Creates a packet that writes a value(s) to servo ID at location reg. Make
  	sure the values are in little endian (use Packet.le() if necessary) for 16 b
  	(word size) values.
  	"""
  	pkt = makePacket(ID, xl320.XL320_WRITE, reg, values)
  	return pkt