00412nam 2229910 450000100060000000300230000600500090002900800410003808200100007907200310008910000170012026000280013724500240016565000310018965000360022029910StarLibrary Marc Built20180430201711 ||||| |||||||||||amh  a004.6 acase study 1: fundamentals aJoe Campbell bBPB PUBLICATIONS c1990 aTHE RS-232 SOLUTION acase study 1: fundamentals athe uart: elves in the basement