Extended BPB for Devices

      The term Extended BPB refers to the BIOS Parameter Block. It is a table that describes the structure of the media and the physical layout of the drive (heads, tracks, sectors).

      The Extended BPB has the following format: 

      旼컴컴컴컴컴컴컴컴컴컴컴컴쩡컴컴컴�
쿑ield                    쿗ength �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿍ytes per Sector         쿥ORD   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿞ectors per Cluster      쿍YTE   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿝eserved Sectors         쿥ORD   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿙umber of FATs           쿍YTE   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿝oot Directory Entries   쿥ORD   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿟otal Sectors            쿥ORD   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿘edia Descriptor         쿍YTE   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿞ectors per FAT          쿥ORD   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿞ectors per Track        쿥ORD   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿙umber of Heads          쿥ORD   �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿓idden Sectors           쿏WORD  �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿗arge Total Sectors      쿏WORD  �
쳐컴컴컴컴컴컴컴컴컴컴컴컴탠컴컴컴�
쿝eserved                 �6 BYTES�
읕컴컴컴컴컴컴컴컴컴컴컴컴좔컴컴컴�

    [Back] [Next]