Расчет проверочных бит второго блока.
Таблица 6
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
|
0 |
0 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
1 |
1 |
0 |
1 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
1 |
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
2 |
|
X |
X |
|
|
X |
X |
|
|
X |
X |
|
|
X |
X |
|
|
X |
X |
|
|
4 |
|
|
|
X |
X |
X |
X |
|
|
|
|
X |
X |
X |
X |
|
|
|
|
X |
X |
8 |
|
|
|
|
|
|
|
X |
X |
X |
X |
X |
X |
X |
X |
|
|
|
|
|
|
16 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
X |
X |
X |
X |
X |
X |
|
1 |
0 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
0 |
1 |
1 |
0 |
1 |
0 |
0 |
1 |
0 |
1 |
0 |
0 |
Таблица 7
|
1 |
2 |
4 |
8 |
16 |
Кол-во единиц |
5 |
4 |
4 |
2 |
2 |
Бит четности |
1 |
0 |
0 |
0 |
0 |
Расчет проверочных бит третьего блока.
Таблица 8
|
1 |
2 |
3 |
4 |
5 |
6 |
7 |
8 |
9 |
10 |
11 |
12 |
13 |
14 |
15 |
16 |
17 |
18 |
19 |
20 |
21 |
|
0 |
0 |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
0 |
1 |
0 |
1 |
0 |
1 |
1 |
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
|
X |
2 |
|
X |
X |
|
|
X |
X |
|
|
X |
X |
|
|
X |
X |
|
|
X |
X |
|
|
4 |
|
|
|
X |
X |
X |
X |
|
|
|
|
X |
X |
X |
X |
|
|
|
|
X |
X |
8 |
|
|
|
|
|
|
|
X |
X |
X |
X |
X |
X |
X |
X |
|
|
|
|
|
|
16 |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
X |
X |
X |
X |
X |
X |
|
1 |
1 |
0 |
0 |
0 |
1 |
1 |
0 |
0 |
1 |
0 |
0 |
0 |
0 |
1 |
1 |
1 |
0 |
1 |
0 |
1 |
Таблица 9
|
1 |
2 |
4 |
8 |
16 |
Кол-во единиц |
5 |
5 |
4 |
2 |
3 |
Бит четности |
1 |
1 |
0 |
0 |
1 |