00452nam 2275506 450000100060000000300230000600500090002900800410003808200120007907200310009102000130012210000170013526000280015224500550018065000310023565000180026675506StarLibrary Marc Built20180420201711 ||||| |||||||||||amh  a621.382 aCase Study 1: Fundamentals aبدون aJoe Campbell bBPB PUBLICATIONS c1990 athe rs-232 solution bhow to use your serial port aCase Study 1: Fundamentals aThe Interface