**** BEGIN LOGGING AT Wed Jun 05 02:59:58 2013 **** BEGIN LOGGING AT Wed Jun 05 13:15:45 2013 **** BEGIN LOGGING AT Wed Jun 05 13:36:47 2013 **** BEGIN LOGGING AT Wed Jun 05 14:29:27 2013 **** BEGIN LOGGING AT Wed Jun 05 15:48:29 2013 Jun 05 15:49:49 I meet a uart which volt level is 1.8v, which is the standard of it? **** BEGIN LOGGING AT Wed Jun 05 15:56:07 2013 **** BEGIN LOGGING AT Wed Jun 05 19:31:19 2013 **** BEGIN LOGGING AT Wed Jun 05 21:22:53 2013 **** ENDING LOGGING AT Thu Jun 06 02:59:58 2013