Table of Contents
Advertisement
A
Request
Opticat
Device
Status:
When
the
command
modifier
of
the
Request
Status
command
is
1001, the
drive
responds
in
accordance
with
Table
5.12.
A
Request
Current Track
Position:
When
the
command
modifier
of
the
Request
Status
command
is
1010, the
optical drive
responds
in
accordance
with
Table
5.13.
A
Request Media Format
RO
(Read
Only):
Not
supported.
A
Request Media Format
WORM
(Write
Once Read
Multiple):
Not
supported.
A
Request Media Format
Erasable:
Not
supported.
If
the
controller
requests a reserved
status
word
by
incrementing through the various
command
modifiers,
or
if
a resenred
function
is
randomly
requested, the
drive
responds
with
Invalid
Command.
The number
of
Vendor
Unique
Status
words
available
is
specified
by
Configuration Data.
Each word
of
Additional
Vendor
Unique
Status
is
requested using a
different
command
modifier.
5.3.6.2 Optical
Status
Response
5.3.6.2.1
Optical
Standard
Status
There
are
1
6
bits
of
status information returned
to
the controller
in
response
to
the
Request Standard
Status
command.
Table
5.7
lists
the conditions
under which
the Status
Response
bits
are
set
and
if
ATTENTION
is
asserted.
A
Status
Response
complying
with
Table
5.7
is
returned
when
the
Command
Modifier
is
0000 and
the subscript
is
0.
Soction
5:
Drive
Interface
Explanation
33
Advertisement
Table of Contents
