sentences:  MIL-STD-1553 is a military standard for the "Digital time division command/response multiplex data bus" that has been used since the 1970s for data communications between avionics devices on American military aircraft.It is a dual-redundant differential serial interface that operates at a rate of one megabaud.The MIL-STD-1553 interface includes four signal lines, five lines used to assign one of 31 communications addresses to the store (one address is reserved), and address parity and return lines, for a total of 11 lines.