. , , ,

,,,

—

1


.. 310:

.

:

 

, 2006

183031, , . -. . . .

:

:

yn=0,81 xn + xn-2 0,81yn-2= kxn + xn-2 - kyn-2 ; k=0,81

1) kMP ( ) 8- :

kM=0,381679389(10); kMP = ,01100001(2) = 61(16) = 0,37890625 (10)

2) ( ) 8- :

k=0,81(10) ; kP = ,11001111(2) = CF(16) = 0,80859375(10)

3) ( ):

 

xn = 0,1111111(2) = 7F(16)


4) :

 

xn := kMP xn = ,01100001(2). 0,1111111(2) = 61(16). 7F(16) = 30(16) = 0,0110000 (2) = +0,375(10)

5)

X

xn = 30(16) = 0,0110000 (2) = +0,375(10)
X1

xn-1 = 30(16) = 0,0110000 (2) = +0,375(10)
X2

xn-2 = 30(16) = 0,0110000 (2) = +0,375(10)
Y

: yn = 7C(16)
Y1

yn-1 = D0(16) = 1, 1010000(2) = -0,375(10)
Y2

yn-2 = D0(16) = 1, 1010000(2) = -0,375(10)
P1

: p1n = 26(16)
P2

: p2n = DA(16)

6) p1n:

 

p1n = kP xn = CF(16) 30(16) = ,11001111(2). 0,011000 (2) = 26(16) = 0,0100110(2) = + 0,296875(10)

7) yn-2 kP:

 

|p2n| = kP |yn-2| = CF(16) 30(16) = ,11001111(2). 0,011000 (2) = 26(16) = 0,0100110(2) = 0,296875(10)


8) :

 

yn = p1n + xn-2 - (- |p2n|) = 26(16) + 30(16) + 26(16) = 7C(16) = 0,1111100 (2) = +0,96875(10)

 

1. ) -, RST

- RST . RST=1 :

1)  , PCON, IE, IP ;

2)  PCON, IE, IP , 0;

3)  SP=70 ( );

4)  , /, ;

5)  0 POH ( );

6)  0, 1, 2, 3 ;

7)  SBUF .

182155 182155 , RST .

1.) (CSEG), FZ. 147 .

2) :


3) - :

4). /0 (Alt + t) .


4) INT0 (Alt + i) .

) xn .

) p1n, p2n .

) yn .

5) :

) .

) .

:

:

yn=0,81 xn + xn-2 0,81yn-2= kxn + xn-2 - kyn-2 ; k=0,81

1) kMP ( ) 8- :

kM=0,381679389(10); kMP = ,01100001(2) = 61(16) = 0,37890625 (10)

2) ( ) 8- :

k=0,81(10) ; kP = ,11001111(2) = CF(16) = 0,80859375(10)

3) ( ):

 

xn = 1,0000000(2) = 80(16)

4) :

 

|xn| := kMP |xn| = ,01100001(2). 0,1111111(2) = 61(16). 80(16) = 30(16) = 0,0110000 (2) = +0,375(10)

xn := D0(16)

5)

X

xn = D0(16) = 1, 1010000(2) = -0,375(10)
X1

xn-1 = D0(16) = 1, 1010000(2) = -0,375(10)
X2

xn-2 = D0(16) = 1, 1010000(2) = -0,375(10)
Y

: yn = 7C(16)
Y1

yn-1 = 30(16) = 0,0110000 (2) = +0,375(10)
Y2

yn-2 = 30(16) = 0,0110000 (2) = +0,375(10)
P1

: p1n = DA(16)
P2

: p2n = 26(16)

6) yn-2 kP:

 

|p1n| = kP |xn| = CF(16) 30(16) = ,11001111(2). 0,011000 (2) = 26(16) = 0,0100110(2) = 0,296875(10)

7) p1:

 

p1n = kP yn-2 = CF(16) 30(16) = ,11001111(2). 0,011000 (2) = 26(16) = 0,0100110(2) = + 0,296875(10)

8) :

 

yn = -p2n + xn-2 - (- |p1n|) = DA(16) + D0(16) - 26(16) = 84(16) = 1,0000100 (2) = -0,96875(10)

6) - :


:

) xn .

) p1n, p2n .

) yn .

1

 

 

 

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. , :