PC COM ports, USB virtual COM ports, and ports in embedded systems are all addressed in this updated guide to programming, interfacing, and using serial ports. Topics include using .NET’s SerialPort class for COM-port communications on PCs; upgrading existing RS-232 designs to USB or wireless networks; and creating serial networks of embedded systems and PCs. Example circuits and code provide a quick start to projects. Installation and maintenance staff will also find tips for ensuring reliable operation and problem tracking.
Janet Louise Axelson is an American author and conservationist. She writes and publishes technical literature and documentation under the pen name Jan Axelson. Much of her work relates to computer interfaces and protocols, including USB, Ethernet, serial, and parallel ports. Her books are published by her company Lakeview Research, LLC, which is based in Madison, Wisconsin. She has also written articles for Nuts and Volts, and the Wisconsin State Journal. Axelson is the president of Friends of Cherokee Marsh, a volunteer conservation organization based in Madison, Wisconsin that protects and restores the Cherokee Marsh wetland area, an ecologically significant part of the Yahara River watershed.