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STW (Super FX)
From SnesLab
| 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.
Syntax
STW (Rm)
See Also
External Links
- Official Super Nintendo development manual on STW: 9.85 on page 2-9-117 of Book II