Problems Interfacing DS12887 with AT89S51 | Microcontroller › 8051 › Problems Interfacing DS12887 with AT89S51 This topic has 1 reply, 1 voice, and was last updated 12 years, 8 months ago by Kavinda Edirisinghe. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts February 22, 2012 at 1:33 am #1645 Kavinda EdirisingheParticipant Hi, I tried the code for RTC on the site in proteus. The time in the simulation is displyed as TIME: ???? Please help! Note: I am using keil February 22, 2012 at 6:41 pm #7194 Kavinda EdirisingheParticipant I tried it on strip board and it worked. Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In