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FUJITSU MCJ3230SS User Manual

Page 97

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4.3 SCSI Commands

C156-E224-01EN

4-23

Table 4.33 Mode parameters

Bit

Byt

e

7

6

5

4

3

2

1

0

0-4

Mode Parameter Header

0-7

Block Descriptor

0-n

Mode Page (s)

The mode parameter list consists of Mode Parameter Header, Block Descriptor,
and Mode Page.

Table 4.34 shows the format of the Mode Parameter Header field.

Table 4.34 Mode Parameter Header

Bit

Byte

7

6

5

4

3

2

1

0

0

Mode Data Length

1

Medium Type Code

2

WP

Reserved

3

Block Descriptor Length

Medium Type Code returns the following values:

03h for normal MO media

07h for overwrite MO media

03h for other media or Not Ready state

The Write Protect (WP) bit indicates the state of the write protect key on the
cartridge. If the WP bit is 1, the cartridge is write-protected.

Mode Data Length indicates the length (bytes) of mode data to be transferred.

Block Descriptor Length indicates the length (bytes) of the block descriptor to be
transferred.

Table 4.35 shows the format of the Block Descriptor field.

Table 4.35 Block Descriptor

Bit

Byte

7

6

5

4

3

2

1

0

0

Density Code (00h)

1-3

Number of Blocks

4

Reserved

5-7

Block Length