- 专业度
 - 0 
 - 元宝
 - 710 
 - 金钱
 - 0 
 - 最后登录
 - 2012-6-27
 - 注册时间
 - 2011-11-4
 - 精华
 - 0
 - 积分
 - 781
 - 阅读权限
 - 50
 - 帖子
 - 71
  
 
 
 
  
该用户从未签到 - 金钱
 - 0 
 - 元宝
 - 710 
 - 专业度
 - 0 
  
 | 
TASK INFO:   
        | Flash device type | 
        :  USB Flash  | 
     
    
        | Controller marking  | 
        :  SM321QF BB H11503 0631 TAIWAN S8T  | 
     
    
        | Number of memory chips  | 
        :  2  | 
     
    
        | Number of parts  | 
        :  2  | 
     
    
        | Memory chip marking  | 
        :  K9G8G08U0M  | 
     
    
        | Memory chip ID | 
        :  0xECD31425  | 
     
    
        | Capacity(Mb) | 
        :  4096   | 
     
     |  
 
 本帖最后由 82628688 于 2017-1-19 17:29 编辑  
 
【ILLUSTRATIONS】 
 
 
Variant 1 Author: Karol [204] 
 
Results of preparation: 
 | Initial memory chips (2) 
 |   | Parts of memory chips (4) 
 |   | Bitwise Inversion (Apply for DA+SA) 
 
 |   | Change order (New order 0,1,3,2) 
 
 |   | Join by block for pairs (Block Size 4) 
 
 |   | Join by dump 
 
 |   | Split by block (Block Size 1024) 
 
 |   | Join by block for pairs (Block Size 1048576) 
 
 |  
  
Algorithm of analysis: 
 | Block Number Type 2 [SM32xx] 
| Block Size | 1024 |  | Use Add-ins | No |  | Full blocks | Yes |  
  
 |  
  
【Page size transformation】 
 
【Solution file】 |   
 
  
 |