00533nam a2200181Ia 4500003000900000008004100009020001800050040001600068080001500084100001500099245010400114260003900218300001500257650002000272650002400292650001900316650001600335IN-BaIIA211028s9999    xx            000 0 eng d  a81-87972-03-3  cIIA Library  a681.3bAXE  aAxelson, J 0aSerial port completebprogramming and circuits for RS-232 and RS-485 links and networkscJ. Axelson  aMumbaibPenram Internationalc1998  axiv, 306p.  aMicrocontroller  aNetwork programming  aPC Programming  aSerial port