Bottom output is Q
Top output is Q'
S R | Q Q'
________ (Description)
0 0 | 1 1 Both are ONES...both ON
0 1 | 0 1 RESET signal... OFF
1 0 | 1 0 SET .... signal... ON
1 1 | Q Q' Do Nothing!
Behavior is inverse of the NOR SR latch. if both SET and RESET are 0, both top and bottom are ON.
If both SET and RESET are on, no state-change occurs.
If SET blips to 0, top is on.
If RESET blips to 0, bottom is on.
1 1 (no change)
(both on) 00 01 (top on)
10 (bottom on)