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