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====== PRBS ======

{{:协议学习:pasted:20240709-172509.png?nolink}}

prbs9\\
{{:协议学习:pasted:20240710-100952.png?nolink}}

===== - 生成多项式 =====
^ LFSR LENGTH  ^ PRBS PERIOD (BITS)  ^ TAPS           ^ LFSR LENGTH  ^ PRBS PERIOD (BITS)  ^ TAPS            ^
^ 2            | 3                   | 2, 1           ^ 17           | 131,071             | 17, 14          |
^ 3            | 7                   | 3, 2           ^ 18           | 262,143             | 18, 11          |
^ 4            | 15                  | 4, 3           ^ 19           | 524, 287            | 19, 6, 2, 1     |
^ 5            | 31                  | 5, 3           ^ 20           | 1,048,575           | 20, 17          |
^ 6            | 63                  | 6, 5           ^ 21           | 2,097,151           | 21, 19          |
^ 7            | 127                 | 7, 6           ^ 22           | 4,194,303           | 22, 21          |
^ 8            | 255                 | 8, 6, 5, 4     ^ 23           | 8,388,607           | 23, 18          |
^ 9            | 511                 | 9, 5           ^ 24           | 16,777,215          | 24, 23, 22, 17  |
^ 10           | 1,023               | 10, 7          ^ 25           | 33,554,431          | 25, 22          |
^ 11           | 2,047               | 11, 9          ^ 26           | 67,108,963          | 26, 6, 2, 1     |
^ 12           | 4,095               | 12, 6, 4, 1    ^ 27           | 134,217,727         | 27, 5, 2, 1     |
^ 13           | 8,191               | 13, 4, 3, 1    ^ 28           | 268,435,455         | 28, 25          |
^ 14           | 16,383              | 14, 5, 3, 1    ^ 29           | 536,870,911         | 29, 27          |
^ 15           | 32,767              | 15, 14         ^ 30           | 1,073,741,823       | 30, 6, 4, 1     |
^ 16           | 65,535              | 16, 15, 13, 4  ^ 31           | 2.147,483,646       | 31, 28          |
^ 32           | 4, 294,967,294      | 32, 22, 2, 1   ^ 32           | 4, 294,967,294      | 32, 22, 2, 1    |