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FUNcrIOO
SUl+1ARY
SEI'
PERIPHERAL
SUBSYSTEM
MODE
(logical
and
Physical
Mode)
Operator
ID: 5
Contents
Function
Request
Facility
Hex
Byte
Offset
1------------------------1
results
0
through
9 1
reserved
1
20H-33H
1------------------------1
oper
and 6 1
reserved
lEH
1------------------------1
oper
and 5 1
reserved
ICH
1------------------------1
operand
4 1
reserved
1
lAH
1------------------------1
operand
3 1
reserved
ISH
1------------------------1
operand
2 1
reserved
16H
1------------------------
operand
I 1
reserved
l4H
1------------------------
operand
0 1
PS
MODE
l2H
1------------------------
IP
function
code
1
002H
(SEI'
PS
MODE)
lOH
1------------------------
function
state
1
reserved
OEH
1------------------------1
process
selection
index
1
PRCCESS
INDEX
OCH
1------------------------1
SEI'
PERIPHERAL
SUBSYSTEM
MODE
allows
an
operation
to
change
the
mode
settings
for
the
connected
peripheral
subsystem,
both
on
the
processor
and
in
the
peripheral
subsystem
status
field
of
the
processor
data
segment. The
operand
contains
a
set
of
new
peripheral
subsystem
mode
flags.
Note
that
this
operator
is
unique
to
432
Interface
Processors.
SET
PERIPHERAL
SUBSYSTEM
IDDE
when
performed
in
physical
rrode
is
of
the
same form and
provides
the
same
function
as
SEl'
PERIPHERAL
SUBSYSTEM
mDE
performed
in
logical
rrode.
B-3l