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DECW (SPC700): Difference between revisions
From SnesLab
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|'''Speed''' | |'''Speed''' | ||
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| | |[[Direct Page Addressing | Direct Page]] | ||
|1A | |1A | ||
|2 bytes | |2 bytes | ||
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{| class="wikitable" style="float:right;clear:right;width:30%" | {| class="wikitable" style="float:right;clear:right;width:30%" | ||
!colspan="8"|Flags | !colspan="8"|Flags Affected | ||
|+ | |+ | ||
|N | |N | ||
Revision as of 20:50, 23 July 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Direct Page | 1A | 2 bytes | 6 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | . | . | . | . | . | ||
DECW is an SPC700 command that decrements a 16-bit word of the direct page.
See Also
External Links
- Official Super Nintendo development manual on DECW: Appendix C-8 of Book I