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2.1. . , . ( ), ( ), ( ) ( ).
2.2. , , . , , 0 , .
3 ( , , .. ). . .
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2.3. . , ( ) . :
( 1 = 8 );
( 1 = 210 );
( 1 = 220 ) .
, ,
= n x m,
n - ;
m - .
, 1551
= 16 1 = 16 .
155
= 32 8 = 256 = 32 .
. , 1551 16 1, 155 32 8.
. - , .. . .
2.4. 16011
1 4 = 4 (1 = 210 =1024 ).
- .1.
.1
.1 :
A0 A9 -
D0 D3 - /
CS -
RD -
PR -
ER -
UPR -
1.
1
| CS | ER | PR | RD |
A0A9 |
UPR |
D1/0 | |
| 0 | X | X | X | X | X |
Roff |
|
| 1 | 0 | 1 | 0 | X |
-33-31 B |
X | |
| 1 | 0 | 0 | 0 | A | // | X | |
| 1 | 1 | 0 | 0 | A | // | D1 | |
| 1 | 1 | 1 | 1 | A |
-335 B |
D0 |
2.4.1. "0", ( Roff ).
2.4.2. CS = 1, ER = 0, PR = 1 RD = 0 , "1".
2.4.3. CS = 1, ER = RD = 0 , A 9 .
2.4.4. S = 1 PR = 0. , D D3.
2.4.5. S = RD = 1. D0 D .
2.4.6. UPR -33 -31 . -33 5 .
3.
.2.
3.1. 2 16011, .
3.2. 3 SA7 SA16. "0", - "1" ( ).
3.3. ( 1 ). 32 " ". "." “". , 1555, . SA6.
3.4. , . / .
3.4.1. D1 ( , ) 3.
3.4.2. D0 2.
3.4.3. D1/0 .
3.4.4. "0" D1 D 1/0. "1" D 1/0 D.
3.5. , .
3.5.1. "0 " ER "0". S1 32 .
3.5.2. " " "0". S2 .
3.5.3. " " "0" PR . S . , S1 SA2 .
3.5.4. " " "1" RD . S4 . . 2.
3.6. 1, 32, , 2 ( 1 ). ( ). " IO |_ 2”, , .
2, , , . , ,
3.7. , , -
.2
. , "+5" , "+15" , "-15" , "-30".
4.
(.2 ). .
4.1. .
4.1.1. , .3.5.1. .2.4., .
4.1.2. 8 , = 1. ( .2 ). .
4.2. .
4.2.1. , .3.5.3., 8 , 1 .2
2
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1 2 3 4 5 6 7 8 |
0001 0010 0011 0100 0101 0110 0111 1000 |
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4.3. .
4.3.1. , .3.5.2. 4- , = 1, .
4.3.2. 8- . ( .2 ). .
4.4. , , = 1. , .
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2. .
3. .
4. .4 .
6.
1. .
2. ,, .
3. .
4. .
7.
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| 1. | 1 |
| 2. | 1 |
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