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STW (Super FX): Difference between revisions
From SnesLab
(value of what) |
(The operand may be any register from R<sub>0</sub> to R<sub>11</sub>.) |
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The exact number of cycles varies because STW utilizes the [[RAM buffer]]. | The exact number of cycles varies because STW utilizes the [[RAM buffer]]. | ||
The operand may be any register from R<sub>0</sub> to R<sub>11</sub>. | |||
=== See Also === | === See Also === | ||
Revision as of 19:57, 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.
The operand may be any register from R0 to R11.
See Also
External Links
- Official Super Nintendo development manual on STW: 9.85 on page 2-9-117 of Book II