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ROMB (Super FX): Difference between revisions
From SnesLab
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ROMB | ROMB | ||
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==== Example ==== | |||
Let: | |||
S<sub>reg</sub> : R<sub>5</sub> | |||
R<sub>5</sub> = 0046h | |||
After executing ROMB, the ROMBR becomes 46h. | |||
=== See Also === | === See Also === | ||
Revision as of 19:43, 8 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| Implied (type 1) | 3FDF | 2 bytes | 6 cycles | 6 cycles | 2 cycles | ||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | . | . | ||
ROMB is a Super FX instruction that moves the low byte of the source register into ROMBR.
Syntax
ROMB
Example
Let:
Sreg : R5 R5 = 0046h
After executing ROMB, the ROMBR becomes 46h.
See Also
External Links
- Official Nintendo documentation on ROMB: 9.75 on Page 2-9-104 of Book II