• Serial port communication is a popular means of transmitting data between a computer and a peripheral device such as a programmable instrument (GPS Receiver, Total Station, Relay Boards, etc.) or even another computer.

 We have five types of software. Each of them has Pocket PC version except the new released N-Button.

	N-Button	N-Button creates widgets to control National Control Devices relay controller boards without any programming. It supports RS232 serial port, USB and Network connection between PC and  relay controller boards.
	Comm Operator	Comm Operator is a powerful communication software for serial port, TCP/IP and UDP. It is a professional tool to debug and test RS232 serial port, USB devices.
	PTZ Controller	PTZ Controller is PTZ camera keyboard controller. It controls PTZ camera through RS232 serial port directly. It supports protocols for Pelco, AD ASCII, AD Machaester, Bosch, Sony, Panasonic, Samsung, LG and Canon.
	Quick Timer	Quick Timer series are high resolution timer software to control relay controller boards by RS232 serial port, USB or Network.  It includes Quick Timer R2X, Quick Timer R4X, Quick Timer R8X and Quick Timer R16X. They control relay controller boards with 2-relay, 4-relay, 8-relay and 16-relay respectively.
	Relay Timer	Relay Timer is programmable timer software to control relay boards by RS232 serial port, USB or Network. It supports 1 ProXR relay board and up to 15 extension boards with 16-channel on each. Relay Timer series also includes Relay Timer R1X, Relay Timer R2X, Relay Timer R4X, Relay Timer R8X and Relay Timer R16X. They control relay controller boards  with 1-relay, 2-relay, 4-relay, 8-relay and 16-relay respectively.