Table 7-1 Function Table
INPUTS |
OUTPUTS |
PRE |
CLR |
CLK |
J |
K |
Q |
Q |
L |
H |
X |
X |
X |
H |
L |
H |
L |
X |
X |
X |
L |
H |
L |
L |
X |
X |
X |
H(1) |
H(1) |
H |
H |
↑ |
L |
L |
L |
H |
H |
H |
↑ |
H |
L |
Toggle |
H |
H |
↑ |
L |
H |
Q0 |
Q0 |
H |
H |
↑ |
H |
H |
H |
L |
H |
H |
L |
X |
X |
Q0 |
Q0 |
(1) This configuration is nonstable; that is, it does not persist when either
PRE or CLR returns to its inactive
(high) level.