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SEI: Difference between revisions
From SnesLab
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=== External Links === | === External Links === | ||
* [[Eyes & Lichty]] page on SEI: https://archive.org/details/0893037893ProgrammingThe65816/page/n527 | * [[Eyes & Lichty]] page on SEI: https://archive.org/details/0893037893ProgrammingThe65816/page/n527 | ||
* [[Labiak]] page on SEI: https://archive.org/details/Programming_the_65816/page/n192 | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:Inherited from 6502]] | [[Category:Inherited from 6502]] | ||
Revision as of 03:19, 16 May 2023
SEI (SEt Interrupt) is a 65c816 instruction that disables maskable interrupts.
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| implied | 78 | 1 byte | 2 cycles | ||||
| Flags Clobbered | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | 1 | . | . | |