When J = K = 0, both G1 and G2 are inhibited and no signals can be applied to the master flip-flop. ... that the output can either be set or reset (cleared) by the application of a signal to the set or reset-lines connected to G6 and G7, respectively.
|Title||:||Digital electronic circuits and systems|
|Author||:||Noel Malcolm Morris|
|Publisher||:||MacMillan Publishing Company - 1974-06|