Home › Forums › Project Discussions › led message display screen This topic has 0 replies, 1 voice, and was last updated 7 years, 7 months ago by pedas. Viewing 1 post (of 1 total) Author Posts May 3, 2017 at 6:11 pm #13752 pedasParticipant please help me with a tip on how to interface a matrix led screen with at89c52 micro controller to display message from a pc system Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in The reCAPTCHA verification period has expired. Please reload the page. Log In