ON 20010416@2:41:57 PM at page: http://www.sxlist.com/techref/8051/crc16.htm -fmkit.com-2A2 Peter Glukhovsky added 'I have agreed to maintain this page. ' ON 20010416@2:42:01 PM at page: http://www.sxlist.com/techref/8051/iopins.htm -fmkit.com-2A2 Peter Glukhovsky added 'I have agreed to maintain this page. ' ON 20010416@2:42:40 PM at page: http://www.sxlist.com/techref/8051/index.htm -fmkit.com-2A2 Peter Glukhovsky added 'I have agreed to maintain this page. '