PC3000 军达成数据恢复论坛

标题: 【USB Flash】SM3251Q [打印本页]

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作者: 发贴10号    时间: 2011-11-9 06:51:47     标题: 【USB Flash】SM3251Q



【ILLUSTRATIONS】


Variant 1 Author: d43 [99]

Results of preparation:

0 1	Initial memory chips (2)
0 1 2 3	Parts of memory chips (4)
0 1 2 3	Bitwise Inversion (Apply for DA+SA)
0 1 2 3	Page size transformation
0 1 2 3 4 5 6 7	Split by block (Block Size 1024)
0 1 2 3	Join by block for pairs (Block Size 8)
0 1	Join by block for pairs (Block Size 16)
0	Join by dump

Algorithm of analysis:

0	Block Number Type 1 [0000] Marker Pos 512 Block Size 4096 Start analize 0 Mask 0x03FF ID 1234 Full Block NO

Variant 2 Author: d43 [99]

Results of preparation:

0 1	Initial memory chips (2)
0 1 2 3	Parts of memory chips (4)
0 1 2 3	Bitwise Inversion (Apply for DA+SA)
0 1 2 3	Page size transformation
0 1 2 3 4 5 6 7	Split by block (Block Size 1024)
0 1 2 3	Join by block for pairs (Block Size 8)
0 1	Join by block for pairs (Block Size 16)
0	Join by dump

Algorithm of analysis:

0	Block Number Type 1 [0000] Marker Pos 512 Block Size 4096 Start analize 0 Mask 0x03FF ID 1234 Full Block NO

【Page size transformation】
Page size 4320
Sector size 540
Structure
0-512;512-28;
540-512;1052-28;
1080-512;513-2;1592-26;
1618-512;513-2;2130-26;
2156-512;513-2;2668-26;
2694-512;513-2;3206-26;
3232-512;513-2;3744-26;
3770-512;513-2;4282-26;
Page size 4320
Sector size 540
Structure
0-512;512-28;
540-512;1052-28;
1080-512;513-2;1592-26;
1618-512;513-2;2130-26;
2156-512;513-2;2668-26;
2694-512;513-2;3206-26;
3232-512;513-2;3744-26;
3770-512;513-2;4282-26;
【Solution file】

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