We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
SET1 (SPC700): Difference between revisions
From SnesLab
(bit 4 is always 0) |
(more correct admode name) |
||
| Line 7: | Line 7: | ||
|'''Speed''' | |'''Speed''' | ||
|+ | |+ | ||
|[[Direct Page Addressing | Direct Page]] | |[[Direct Page Bit Addressing | Direct Page Bit]] | ||
|02 | |02 | ||
|2 bytes | |2 bytes | ||
|4 cycles | |4 cycles | ||
|+ | |+ | ||
|[[Direct Page Addressing | Direct Page]] | |[[Direct Page Bit Addressing | Direct Page Bit]] | ||
|22 | |22 | ||
|2 bytes | |2 bytes | ||
|4 cycles | |4 cycles | ||
|+ | |+ | ||
|[[Direct Page Addressing | Direct Page]] | |[[Direct Page Bit Addressing | Direct Page Bit]] | ||
|42 | |42 | ||
|2 bytes | |2 bytes | ||
|4 cycles | |4 cycles | ||
|+ | |+ | ||
|[[Direct Page Addressing | Direct Page]] | |[[Direct Page Bit Addressing | Direct Page Bit]] | ||
|62 | |62 | ||
|2 bytes | |2 bytes | ||
|4 cycles | |4 cycles | ||
|+ | |+ | ||
|[[Direct Page Addressing | Direct Page]] | |[[Direct Page Bit Addressing | Direct Page Bit]] | ||
|82 | |82 | ||
|2 bytes | |2 bytes | ||
|4 cycles | |4 cycles | ||
|+ | |+ | ||
|[[Direct Page Addressing | Direct Page]] | |[[Direct Page Bit Addressing | Direct Page Bit]] | ||
|A2 | |A2 | ||
|2 bytes | |2 bytes | ||
|4 cycles | |4 cycles | ||
|+ | |+ | ||
|[[Direct Page Addressing | Direct Page]] | |[[Direct Page Bit Addressing | Direct Page Bit]] | ||
|C2 | |C2 | ||
|2 bytes | |2 bytes | ||
|4 cycles | |4 cycles | ||
|+ | |+ | ||
|[[Direct Page Addressing | Direct Page]] | |[[Direct Page Bit Addressing | Direct Page Bit]] | ||
|E2 | |E2 | ||
|2 bytes | |2 bytes | ||
Revision as of 07:48, 18 December 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Direct Page Bit | 02 | 2 bytes | 4 cycles | ||||
| Direct Page Bit | 22 | 2 bytes | 4 cycles | ||||
| Direct Page Bit | 42 | 2 bytes | 4 cycles | ||||
| Direct Page Bit | 62 | 2 bytes | 4 cycles | ||||
| Direct Page Bit | 82 | 2 bytes | 4 cycles | ||||
| Direct Page Bit | A2 | 2 bytes | 4 cycles | ||||
| Direct Page Bit | C2 | 2 bytes | 4 cycles | ||||
| Direct Page Bit | E2 | 2 bytes | 4 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | . | . | . | . | . | . | . |
SET1 is an SPC700 command that sets a bit in a direct page byte. The byte following the opcode determines which byte. The most significant 3 bits of the opcode determines which bit within that byte.
See Also
External Links
- Official Nintendo documentation on SET1: Table C-18 in Appendix C-9 of Book I
- section 8.2.3.1 of page 3-8-8, lbid.
- http://www.ffviman.fr/switch-snes/sf-sound.html