大华门禁，求大佬光临指导

雷雷666

一个门禁系统，没有梯控，，，到期是210227，，有没有大佬大神，帮帮忙，怎么延期，开所有门
到期日期210227
滚动码16e{每次刷卡加1}
校验码b8
010004这个应该是单元门的门号

0 扇区
0区块:40DA94222C08040001FA049BA14A1C1D
1区块:00002102270000000028000000000000
2区块:00010004000000000000000000000000
3区块:895298999999FF078000895298999999

1 扇区
0区块:00000000016E00000000000000000000
1区块:00000000000000000000000000000000
2区块:000000000000000000000000000000B8
3区块:895298999999FF078000895298999999

2 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

3 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

4 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

5 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

6 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

7 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

8 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

9 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

10 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

11 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

12 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

13 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

14 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

15 扇区
0区块:00000000000000000000000000000000
1区块:00000000000000000000000000000000
2区块:00000000000000000000000000000000
3区块:FFFFFFFFFFFFFF078069FFFFFFFFFFFF

雷雷666

这个是另一个卡发卡号是29效验是53


0 扇区
0 区块: 60 00 B2 22 F0 08 04 00 01 7F A4 B8 3B 50 32 1D
1 区块: 00 00 21 02 27 00 00 00 00 29 00 00 00 00 00 00
2 区块: 00 01 00 04 00 00 00 00 00 00 00 00 00 00 00 00
3 区块: 00 28 50 99 99 99 FF 07 80 00 00 28 50 99 99 99

1 扇区
0 区块: 00 00 00 00 00 07 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 53
3 区块: 00 28 50 99 99 99 FF 07 80 00 00 28 50 99 99 99

雷雷666

在线蹲大神

13664600428

大华门禁一卡一密，B8是校验，卡号、到期时间、发卡号、门号都参与校验。

雷雷666

那就是说想改其中任何一个，就必须先改效验对吗，，，

13664600428

雷雷666 发表于 2021-2-9 19:47
那就是说想改其中任何一个，就必须先改效验对吗，，，

每一个参数发生变化，校验位都是变的，

雷雷666

13664600428 发表于 2021-2-9 19:49
每一个参数发生变化，校验位都是变的，

那怎么计算校验位呢求解啊

雷雷666

还有大神吗

13702111370

滚动怎么改？归零吗？还是另有算法？

lyfjdwx

花钱就搞定了，私聊