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NOP: Difference between revisions
From SnesLab
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* [[Eyes & Lichty]], [https://archive.org/details/0893037893ProgrammingThe65816/page/470 page 470] on NOP | * [[Eyes & Lichty]], [https://archive.org/details/0893037893ProgrammingThe65816/page/470 page 470] on NOP | ||
* lbid. https://archive.org/details/0893037893ProgrammingThe65816/page/n289 | * lbid. https://archive.org/details/0893037893ProgrammingThe65816/page/n289 | ||
* [[Labiak]] | * [[Labiak]], [https://archive.org/details/Programming_the_65816/page/n165 page 155] on NOP | ||
* [[Carr]], [https://archive.org/details/6502UsersManual/page/n278 page 265] on NOP | * [[Carr]], [https://archive.org/details/6502UsersManual/page/n278 page 265] on NOP | ||
* [[Leventhal]] page 3-78 on NOP: https://archive.org/details/6502-assembly-language-programming/page/n127 | * [[Leventhal]] page 3-78 on NOP: https://archive.org/details/6502-assembly-language-programming/page/n127 | ||
Revision as of 23:38, 6 August 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Implied (type 3) | EA | 1 byte | 2 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C |
| . | . | . | . | . | . | . | . |
NOP (No OPeration) is an instruction that does nothing (other than increment the program counter).
No flags are affected.
Syntax
NOP
See Also
External Links
- Eyes & Lichty, page 470 on NOP
- lbid. https://archive.org/details/0893037893ProgrammingThe65816/page/n289
- Labiak, page 155 on NOP
- Carr, page 265 on NOP
- Leventhal page 3-78 on NOP: https://archive.org/details/6502-assembly-language-programming/page/n127
- snes9x implementation of NOP: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1606
- undisbeliever on NOP: https://undisbeliever.net/snesdev/65816-opcodes.html#nop-no-operation
- Pickens, John. http://www.6502.org/tutorials/6502opcodes.html#NOP