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GETBH (Super FX)
From SnesLab
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Opcode | Length | ROM Speed | RAM Speed | Cache Speed | |||
| 3DEF | 2 bytes | 6 to 10 cycles | 6 to 9 cycles | 2 to 6 cycle | |||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | . | . | ||
GETBH (Get Byte High) is a Super FX instruction that loads one byte from the ROM buffer into the high byte of the destination register and the low byte of the source register into the low byte of the destination register.
The reason the cycle times can vary is because of the ROM buffer.
See Also
External Links
- Official Super Nintendo development manual on GETBH: 9.36 on Page 2-9-51 of Book II
- example: page 2-9-52 of Book II, lbid