srihari.neppali Profile Topics Started Replies Created Engagements Search replies: Forum Replies Created Viewing 1 post (of 1 total) Author Posts September 11, 2012 at 7:20 am in reply to: problem with 16X2 LCD #8561 srihari.neppaliParticipant when u initialise port as output port internal pullup are activated. if ur connecting data pins to P0 externall pullup n/w needed. Author Posts Viewing 1 post (of 1 total)