85
Instruction Functions Section 2-2
CLEAR
INTERRUPT
(Not supported
by CS1D CPU
Units for Duplex-
CPU Systems.)
CLI
@CLI
691
Output
Required
851
DISABLE INTER-
RUPTS
DI
@DI
693
Output
Required
855
ENABLE INTER-
RUPTS
EI
694
Output
Not required
858
Instruction
Mnemonic
Code
Symbol/Operand Function Location
Execution
condition
Page
CLI(691)
N
C
N: Interrupt
identifier
C: Control data
MSKS(690)
Recorded interrupt cleared Recorded interrupt retained
N = 0 to 3
N = 4 to 5
Clears or retains recorded interrupt inputs for I/O interrupts
or sets the time to the first scheduled interrupt for scheduled
interrupts.
Interrupt
input n
Internal
status
Interrupt
input n
Internal
status
Execution of scheduled
interrupt task.
Time to first
scheduled interrupt
DI(693)
Disables execution of all interrupt tasks except the power OFF
interrupt.
Disables execution of all
interrupt tasks (except
the power OFF interrupt).
EI(694)
Enables execution of all interrupt tasks that were disabled with
DI(693).
Disables execution of all
interrupt tasks (except the
power OFF interrupt).
Enables execution of all
disabled interrupt tasks.
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