Ningbo. Rushing ... ON Semi LED design stuff. Looks useful. No time to look. Please advise if link doesn't work or what you found that did http://c.thinkonsemi.com/topic/serv/6HEzA3JC4BNGoehbM-fbh-R74E8sMAGzSleGMM2= dTZO6TOC3CVxQhG4uHZwjgPRWOI0AVsuCyij779Ru8Bdr89PTnNwEBpvn/html/intro http://downloads.pennnet.com/digitalmedia/elr/onsemi/onsemi.html Russell --=20 http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist .