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INC (SPC700): Difference between revisions
From SnesLab
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=== External Links === | === External Links === | ||
* Official Super Nintendo development manual on INC: [https://archive.org/details/SNESDevManual/book1/page/n232 Appendix C-7 of Book I] | * Official Super Nintendo development manual on INC: [https://archive.org/details/SNESDevManual/book1/page/n232 Appendix C-7 of Book I] | ||
* anomie: https://github.com/yupferris/TasmShiz/blob/master/spc700.txt#L445 | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:SPC700]] | [[Category:SPC700]] | ||
[[Category:Addition and Subtraction Commands]] | [[Category:Addition and Subtraction Commands]] | ||
Revision as of 21:58, 13 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Accumulator | BC | 1 byte | 2 cycles | ||||
| Direct Page | AB | 2 bytes | 4 cycles | ||||
| Direct Page Indexed by X | BB | 2 bytes | 5 cycles | ||||
| Absolute | AC | 3 bytes | 5 cycles | ||||
| Implied (type 1) | 3D | 1 byte | 2 cycles | ||||
| Implied (type 1) | FC | 1 byte | 2 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | . | . | . | . | . | ||
INC is an SPC700 instruction that increments the operand by one.
Syntax
INC A INC dp INC dp+X INC !abs INC X INC Y
See Also
External Links
- Official Super Nintendo development manual on INC: Appendix C-7 of Book I
- anomie: https://github.com/yupferris/TasmShiz/blob/master/spc700.txt#L445