Quantum DAT 24 Drive Guia do Utilizador descarregar pdf (Página 129)

Commands: Read Element Status (B8h) Page 117

Storage Element Descriptor

The 12-byte storage element descriptor is returned (within the CDB request) for

each cartridge slot in the magazine (six). The following table shows the storage

element descriptor.

Byte

Bits

7 6 5 4 3 2 1 0

0 0 0 0 0 0 0 0 0

1 Element Address

2 0 0 0 0 1 0 0 Full

3 0 0 0 0 0 0 0 0

4 0 0 0 0 0 0 0 0

5 0 0 0 0 0 0 0 0

6 0 0 0 0 0 0 0 0

7 0 0 0 0 0 0 0 0

8 0 0 0 0 0 0 0 0

9 0 0 0 0 0 0 0 0

10 0 0 0 0 0 0 0 0

11 0 0 0 0 0 0 0 0

A Full bit (byte 2, bit 0) with a value of 1 indicates that the element contains a

cartridge. A Full bit with a value of 0 indicates that the element does not contain a

cartridge.

Data Transfer Element (Drive) Descriptor

The Autoloader has only one data transfer element (the drive). The following table

shows the data transfer element descriptor.

Byte

Bits

7 6 5 4 3 2 1 0

0 0 0 0 0 0 0 0 0

1 0 0 0 0 0 0 0 1

2 0 0 0 0 1 0 0 Full

3 0 0 0 0 0 0 0 0

4 0 0 0 0 0 0 0 0

5 0 0 0 0 0 0 0 0

6 0 0 1 0 0 0 0 0

7 SCSI Bus Address

8 0 0 0 0 0 0 0 0

9 0 0 0 0 0 0 0 0

10 0 0 0 0 0 0 0 0

11 0 0 0 0 0 0 0 0

A Full bit (byte 2, bit 0) with a value of 1 indicates that the element contains a

cartridge. A Full bit with a value of 0 indicates that the element does not contain a

cartridge.

The SCSI bus address field provides the SCSI address (binary representation) of

the DAT drive served by the Autoloader. This field is set by the SCSI address dip-

switch or remote connector on the Autoloader unit.

1 2 ... 124 125 126 127 128 129 130 131 132 133 134 ... 180 181

Comentários a estes Manuais

Sem comentários

Quantum DAT 24 Drive Guia do Utilizador Página 129

Comentários a estes Manuais

Manuais e produtos relacionados com Unidades de fita magnética Quantum DAT 24 Drive