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STW (Super FX): Difference between revisions
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'''STW''' (Store Word) is a [[Super FX]] instruction that stores | '''STW''' (Store Word) is a [[Super FX]] instruction that stores the value of the [[source register]] to the [[Game Pak]]. | ||
The exact number of cycles varies because STW utilizes the [[RAM buffer]]. | The exact number of cycles varies because STW utilizes the [[RAM buffer]]. | ||
Revision as of 16:26, 2 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| 3m | 1 byte | 3 to 8 cycles | 7 to 11 cycles | 1 to 6 cycles | |||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | . | . | ||
STW (Store Word) is a Super FX instruction that stores the value of the source register to the Game Pak.
The exact number of cycles varies because STW utilizes the RAM buffer.
See Also
External Links
- Official Super Nintendo development manual on STW: 9.85 on page 2-9-117 of Book II