Flip Flops Flashcards
(6 cards)
1
Q
What happens when you put S(bar) to 0
A
Q=1
2
Q
Why does Q=1 when S(bar) = 0
A
S(bar) means not Set. When it’s “Set”, Q=1, so to Set it, S(bar) needs to be the opposite of what you want Q to be
3
Q
What happens when you put R(bar) to 0
A
Q(bar) = 1
4
Q
Why does Q(bar)=1 when R(bar) = 0
A
Q(bar) = 1 when it’s Reset.This would make R=1 R(bar) means “Not Reset”, so R(bar)=0 when R=1
5
Q
A
6
Q
What happens when R(bar) and S(bar) are both 1
A
Nothing changes on the outputs (Q and Qbar stay the same as the last state)
