CDU-541
CD-ROM
DRIVE
SCSI
INTERFACE
MANUAL
Table
5-8:
Channel
Output
Selection
=====================================================================
Bit
No.
Channel
output
selection
field
3 2 1 0
000
0
000
1
o 0 1 0
o 1 0 0
1
000
description
muted
output
to
channel
0
output
to
channel
1
output
to
channel
2 (Not
supported)
output
to
channel
3 (Not
supported)
=====================================================================
NOTE:
The
current
firmware
supports
only
channel
0 and
1.
Attempting
to
set
channel
to
2
or
3
will
result
in
the
command
being
terminated
with
a
CHECK
CONDITION
status.
The
sense
key
will
be
set
to
ILLEGAL
REQUEST.
5.2.13.
PLAYBACK
STATUS
Command
==============================================================================
Bit:
7
6
5
4
3
2 1
o
Byte 1
==============================================================================
o
Operation
Code (C4h)
,
,
-----1-----------------------------------------------------------------------1
1 :
Logical
Unit
Number
1 Reserved 1
-----1-----------------------------------------------------------------------1
2 : Reserved 1
-----1-----------------------------------------------------------------------1
3 1 Reserved 1
-----1-----------------------------------------------------------------------1
4 1 Reserved :
-----1-----------------------------------------------------------------------1
5 I Reserved '
-----1-----------------------------------------------------------------------
6 I Reserved
-----1-----------------------------------------------------------------------
7 1
(MSB)
-----1---
Allocation
Length
,
,
8
(LSB)
-----1-----------------------------------------------------------------------,
9 1
Control
Byte 1
==============================================================================
The.
PLAYBACK
STATUS
command
requests
that
the
target
return
the
status
data
of
the
current
audio
block.
If
the
drive
is
not
in
the
ready
condition
the
command
will
be
terminated
with
a
CHECK
CONDITION
status.
The
sense
key
will
be
set
to
NOT
READY
and
the
appropriate
additional
sense
code
set.
5-25
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