Fujitsu M2488, Руководство по эксплуатации продукта

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M2488 PRODUCT GUIDE MEDIA CHANGER COMMANDS
March 1997 CG00000-011503 REV. A 6-21
6-2.5.2 READ ELEMENT STATUS Data
The data transferred for the READ ELEMENT STATUS command is structured. The data starts
with an Element status data header. This is followed by one or more Element status pages. Each
Element status page consists of an Element status page header followed by one or more Element
descriptor blocks.
An example block structure is shown in Table 6-20. In the example there are two Element status
pages; the first page contains four Element descriptor blocks and the second page contains one
Element descriptor block.
a. 31 storage elements are defined but only a subset
will be available for use depending upon the maga-
zine size.
Table 6-19. Element Addresses
TYPE ADDRESS
Medium Transport Element 000Eh
Storage Elements 0011h - 002Fh
a
Import Export Element 0001h
Data Transfer Element 000Dh
Table 6-20. Block Structure of READ ELEMENT STATUS Data
Element status data header
Element status page Element status page header
Element descriptor
Element descriptor
Element descriptor
Element descriptor
Element status page Element status page header
Element descriptor