Boot

Boot sector is located at first sector of partition. At the end of the boot sector is a 2-byte structure?55 AA?also.
引導(dǎo)扇區(qū)位于分區(qū)的第一扇區(qū)。在引導(dǎo)扇區(qū)的末端是一個(gè)2字節(jié)結(jié)構(gòu)也是55 AA。

Boot sector can contain marks about using file system?FAT,?FAT16?or?FAT32. But these marks are not so required.
引導(dǎo)扇區(qū)可以包含關(guān)于使用文件系統(tǒng)FAT，FAT16或FAT32的標(biāo)記。但這些標(biāo)記不是必需的。

To find boot sector using?Hex Editor?put?FAT???at search line.
用十六進(jìn)制編輯器來查找引導(dǎo)扇區(qū)?

General parameters for FAT boot:
FAT引導(dǎo)的一般參數(shù)：

The main fields for FAT 16 boot sector
FAT 16引導(dǎo)扇區(qū)

The main fields for FAT 32 boot sector
FAT 32引導(dǎo)扇區(qū)

Sector?扇區(qū)?
Bytes per sector. (512, 1024, 2048 or 4096)
字節(jié)數(shù)。（512,1024,2048或4096）

Generally 0x200 = 512
通常0x200 = 每簇512個(gè)

Cluster?簇
Sectors per cluster

Reserved?保留
Reserved sector count. The number of sectors before the first FAT.
預(yù)留扇區(qū)數(shù)。第一個(gè)FAT之前的扇區(qū)數(shù)。

N?
Number of file allocation tables.
文件分配表的數(shù)量。

Almost always 2 for flash.

Root Size?根大小
The size of root catalog
Size = Root_Size * 32
Root_Size is not used for FAT32 system

Total Sectors?總扇區(qū)?
The number of sectors is used in file system.
文件系統(tǒng)中使用扇區(qū)數(shù)。

Table Size?表大小
The size of one copy of FAT – the number of sectors in one copy of FAT
FAT的一個(gè)副本的大小 – FAT的一個(gè)副本中的扇區(qū)數(shù)

轉(zhuǎn)載請注明：成都千喜數(shù)據(jù)恢復(fù)中心 » Flash Extractor用戶手冊-Boot 引導(dǎo)扇區(qū)