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SEI: Difference between revisions

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(2 cycle Instructions)
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[[Category:One-byte Instructions]]
[[Category:One-byte Instructions]]
[[Category:Implied Instructions]]
[[Category:Implied Instructions]]
[[Category:Two-cycle Instructions]]

Revision as of 11:59, 14 December 2023

Basic Info
Addressing Mode Opcode Length Speed
Implied (type 2) 78 1 byte 2 cycles
Flags Affected
N V M X D I Z C
. . . . . 1 . .

SEI (SEt Interrupt) is a 65c816 instruction that disables maskable interrupts by setting the interrupt disable flag.

See Also

External Links