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NOT1 (SPC700): Difference between revisions
From SnesLab
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|[[Absolute Boolean Bit]] | |[[Absolute Boolean Bit]] | ||
|EA | |EA | ||
|3 | |3 bytes | ||
|5 cycles | |5 cycles | ||
|} | |} | ||
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* Official Nintendo documentation on NOT1: Table C-18 in [https://archive.org/details/SNESDevManual/book1/page/n234 Appendix C-9 of Book I] | * Official Nintendo documentation on NOT1: Table C-18 in [https://archive.org/details/SNESDevManual/book1/page/n234 Appendix C-9 of Book I] | ||
* subparagraph 8.2.3.3 of [https://archive.org/details/SNESDevManual/book1/page/n186 page 3-8-8], lbid. | * subparagraph 8.2.3.3 of [https://archive.org/details/SNESDevManual/book1/page/n186 page 3-8-8], lbid. | ||
* anomie: https://github.com/yupferris/TasmShiz/blob/master/spc700.txt#L514 | |||
[[Category:ASM]] | [[Category:ASM]] | ||
Latest revision as of 21:25, 13 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Absolute Boolean Bit | EA | 3 bytes | 5 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | . | . | . | . | . | . | . |
NOT1 is an SPC700 instruction that flips a bit. The low 13 bits of the operand specify an absolute address. The high 3 bits of the operand specify which bit at that absolute address. The bit flipped can live at any ARAM address from 0000h to 1fffh.
No flags are affected.
Syntax
NOT1 mem. bit
See Also
External Links
- Official Nintendo documentation on NOT1: Table C-18 in Appendix C-9 of Book I
- subparagraph 8.2.3.3 of page 3-8-8, lbid.
- anomie: https://github.com/yupferris/TasmShiz/blob/master/spc700.txt#L514