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YA (SPC700): Difference between revisions
From SnesLab
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[[MOVW]] can be used to read or write all 16 bits of YA in a single instruction. | [[MOVW]] can be used to read or write all 16 bits of YA in a single instruction. | ||
=== Reference === | |||
* [https://archive.org/details/SNESDevManual/book1/page/n226 Appendix C-1 of Book I] of the official Super Nintendo development manual | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:SPC700]] | [[Category:SPC700]] | ||
Revision as of 05:45, 12 July 2023
YA is a virtual 16-bit SPC700 register who's high byte is the Y index register and who's low byte is accumulator.
MOVW can be used to read or write all 16 bits of YA in a single instruction.
Reference
- Appendix C-1 of Book I of the official Super Nintendo development manual