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标题: 未知系统，有了解的吗？？ [打印本页]

作者: mcyclub 时间: 2019-4-14 10:15
标题: 未知系统，有了解的吗？？
8扇区最后的倒数三位是日期，但有高手说是滚动码，有了解怎么改校验的吗？求教！！！

0 扇区
0 区块: FC 15 45 6F C3 08 04 00 02 FD 8F 8B 4E 0C 66 1D
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

1 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

2 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

3 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

4 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

5 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

6 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

7 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

8 扇区
0 区块: 73 9F 18 00 00 00 36 CE 0D FF 00 FF 16 04 13 03
1 区块: 00 20 09 80 00 20 09 86 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: D6 44 40 3F 64 15 FF 07 80 FF FF FF FF FF FF FF

9 扇区
0 区块: 01 0B 01 0B 01 0B 01 0B 01 0B 01 0B 01 0B 01 0B
1 区块: 7A 05 7A 05 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 20 00 00 00 00 00 00 00 20 00 00 00 00 00 00
3 区块: D6 44 40 3F 64 15 FF 07 80 FF FF FF FF FF FF FF

10 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: D6 44 40 3F 64 15 FF 07 80 FF FF FF FF FF FF FF

11 扇区
0 区块: FB FB FF FF FF FF FF FF FF FF FF FF FF FF FF FF
1 区块: 00 00 00 00 00 FF FF FF FF FF FF FF FF FF FF FF
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: D6 44 40 3F 64 15 FF 07 80 FF FF FF FF FF FF FF

12 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: D6 44 40 3F 64 15 FF 07 80 FF FF FF FF FF FF FF

13 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

14 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

15 扇区
0 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
1 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
2 区块: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: FF FF FF FF FF FF FF 07 80 69 FF FF FF FF FF FF

作者: mcyclub 时间: 2019-4-14 10:30
顶顶！！！！！！！！！！！

作者: 13702111370 时间: 2019-4-14 10:44
学习中帮助顶

作者: yuwenyongfei 时间: 2019-4-14 10:49
刷一次读出来，再刷一次再读出来，把两次数据对比看看变不变。校验在哪？怎么确定的？未知系统需要多对比多个数据，多测试

作者: 112521107 时间: 2019-4-14 13:49
楼上所言极是

作者: mcyclub 时间: 2019-4-14 17:50

yuwenyongfei 发表于 2019-4-14 10:49
刷一次读出来，再刷一次再读出来，把两次数据对比看看变不变。校验在哪？怎么确定的？未知系统需要多对比多 ...

好的，看样子需要好多次对比~~~

作者: mcyclub 时间: 2019-4-15 12:01
有人知到吗？？？？？？

作者: yuwenyongfei 时间: 2019-4-16 07:11
滚不滚动实践是最好的校验！不要光听别人说！

作者: mcyclub 时间: 2019-4-16 08:33

yuwenyongfei 发表于 2019-4-16 07:11
滚不滚动实践是最好的校验！不要光听别人说！

改完没反映~~~

作者: lzg6876999 时间: 2019-12-25 18:24
路过学习一下。

作者: tianchengkaisuo 时间: 2020-3-15 21:32
路过学习一下。

作者: STSYSTSY 时间: 2023-3-23 12:49
好办法学习学习受教了感谢分享

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