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Individual Instruction Descriptions
4-106
4.14.23 INTD Interrupt Disable
Syntax
[label] name
Clock,
clk
Word,
w
With RPT,
clk
Class
INTD 1 1 N/R 9d
Execution STAT.IM ⇐ 0 (IM is STAT bit 4)
PC ⇐ PC + 1
Flags Affected None
Opcode
Instructions 16 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
INTD 1 1 1 1 1 1 1 1 0 1 0 0 1 0 0 0 0
Description Disables interrupts. Resets bit 4 (the IM, interrupt mask bit) of status register
(STAT) to 0.
See Also INTE, IRET
Example 4.14.23.1 INTD
Disable interrupts. INTD must be always be immediately followed by a NOP. Any maskable interrupt
occurring after the INTD – NOP sequence will not be serviced.