How to make Timer 555 as analog to digital controller in Urdu Abdul Rauf September 13, 2018 timer 555 as analog to digital controller circuit diagram timer 555 as analog to digital controller بشکریہ: tajssus.pk تجسس, امیر سیف اللہ سیف Abdul Rauf Teacher, Innovator, Love to create, explore new ways to view & imagine things and then make them real