1. The problem statement, all variables and given/known data Construct a synchronous down counter with J-K FFs and gate/gates. It should only count when the CP is high, look at the state diagram. http://img855.imageshack.us/img855/8130/unled21e.jpg [Broken] 2. Relevant equations N/A 3. The attempt at a solution http://img155.imageshack.us/img155/3654/20111015001.th.jpg [Broken] I'm a bit unsure if this is 100% correct.