10
:
-, -. - . 0, . 1 , ; . 1, -, . 0, , .
, , , , . , - - . 0, - - . 1.
( ), , .
, , . - . 1, - - . 0. .
, - -.
.
- , ( , ). : . 0, - . 1.
, .
.
: Q . , : Q . 0 (Q = 0), , . 0, Q = 1 . 1. ( 0 Q = 1 ).
. :
R ( RESET) - 0;
S ( SET) - 1;
K - 0;
J - 1;
T - ;
D ( DELAY) - , ;
|
|
C - () .
. , RS- - , R S.
: . , , - .
.
. (. 4.1).
4.1 | |||||
) | ) | ||||
S | R | Q | J | K | Q |
Q0 | Q0 | ||||
* | 0 |
) | ) | ||
D | Q | T | Q |
Q0 | |||
0 |
(. 1,) RS-. Q0 - ( ). R S Q0. R = 1 0, S = 1 - 1. , .
1, JK-. RS- , J = K = 1 , Q0.
1, D-. , 0.
1, -. = 0 Q0, = 1 , .
.
RS- . . 1,. -, , . , .
R S - . 0, . 0 A Q = 0; B, B . 0 = 1; . 1 , 0. . 1 Q = 1, = 0, 0, , 1. , .
. 4.1
.
R = 1 , Q = 0, , = 1, , , 0. , R = 1, 0, . 1, R = 1 Q = 0; , , Q = 1, 0. , -:
|
|
t = 2t . . . | (4.1) |
, t , , .. , , .
1 S . 1 .
1 R S , 0, : 0 1. . 1, RS- . , RS-:
(4.2) |
.. 1 S = 1 1, R = 0 Q0 = 1.
. 1, RS-.
RS- .
. 4.2,. RS- , -.
4.2
. 0, - . 1. , , S = 1 R=1, , . S = 1 ( R = 1) = 0 ( = 0) . 0. , (. 4.1.), .
. S = 0 R = 0 ( = l = 1). 0 Q = 0, Q = l, 1 , 1, Q = 0. .
= 0 (S = 1) Q = l, - = 0 1. = 0 (R = 1) 0. , .
. 4.2, RS- .