... change, counters and clocks. In particular, x-Messenger shall possess industrial design, practical set of I/O resources& easy to use ... direct connection of sensors, which lowers the cost of building system. Hence, it can directly work with humidity sensors, ... ,PI controller etc..Ø Logic functions-AND, OR, NOT, XOR……Ø Standard configure soft& Customized soft(Function block diagram)Ø Data logging ( SD ...