HP 220mx Guia do Utilizador descarregar pdf (Página 68)

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101

SCSI-2 Drive Command Set

Mode Select Command (15H)

Chapter 2 2-31

SCSI-2 Drive Commands

Mode Select Command (15H)

This command sets optical disk and drive parameters for read, write,

format, and erase commands.

SP A Save Pages bit of 1 indicates that the target performs

the specified MODE SELECT operation, and saves all

the savable pages to non-volatile RAM.

An SP bit of 0 indicates the target performs the specified

MODE SELECT operation, and does not save any

pages.

Parameter List

Length This byte indicates the number of bytes of parameter

data being transferred during the DATA OUT phase,

including the header. A length of 0 indicates that no

data will be transferred.

Table 2-26 Mode Select (Group 0) Command CDB

Byte 7 6 5 4 3 2 1 0

0 Operation Code (15H)

1 Logical Unit Number

(0)

PF (1) Reserved (0) SP

2 Reserved (0)

3 Reserved (0)

4 Parameter List Length (Table 2-27 on page 2-32)

5 Reserved (0) Flag Link

1 2 ... 63 64 65 66 67 68 69 70 71 72 73 ... 377 378

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