0 votes 0 votes what is the use of clock in flip flop ...explain please ....... Digital Logic flip-flop digital-circuits digital-logic + – air1ankit asked Aug 26, 2017 air1ankit 274 views answer comment Share Follow See 1 comment See all 1 1 comment reply Warlock lord commented Aug 26, 2017 reply Follow Share A clock is used for changes in output between positive and negative edges. And the entire functioning depends on the clock either being positive or negative edge triggered. 1 votes 1 votes Please log in or register to add a comment.