madhu Profile Topics Started Replies Created Engagements Search replies: Forum Replies Created Viewing 2 posts - 1 through 2 (of 2 total) Author Posts August 14, 2012 at 6:25 am in reply to: send data serially on port #8455 madhuParticipant you write the functions in interrupt. August 14, 2012 at 6:19 am in reply to: null connection #8454 madhuParticipant you connect db9 connector as pin2 as receiver , pin3 as transmitteer & pin5 as gnd. this is null modem connection Author Posts Viewing 2 posts - 1 through 2 (of 2 total)