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LOB (Super FX): Difference between revisions
From SnesLab
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{| class="wikitable" style="float:right;clear:right;width:30%" | {| class="wikitable" style="float:right;clear:right;width:30%" | ||
!colspan="9"|Flags | !colspan="9"|Flags Affected | ||
|+ | |+ | ||
|B | |B | ||
|ALT1 | |[[ALT1]] | ||
|ALT2 | |[[ALT2]] | ||
|O/V | |[[O/V]] | ||
|S | |S | ||
|CY | |[[CY]] | ||
|Z | |Z | ||
|+ | |+ | ||
| Line 42: | Line 42: | ||
=== External Links === | === External Links === | ||
* Official Nintendo documentation on LOB: [https://archive.org/details/SNESDevManual/book2/page/n231 Page 2-9-75 of Book II] | * Official Nintendo documentation on LOB: 9.53 on [https://archive.org/details/SNESDevManual/book2/page/n231 Page 2-9-75 of Book II] | ||
* example: [https://archive.org/details/SNESDevManual/book2/page/n232 page 2-9-76 of Book II], lbid. | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:Super FX]] | [[Category:Super FX]] | ||
[[Category:Byte Transfer Instructions]] | [[Category:Byte Transfer Instructions]] | ||
[[Category:One-byte Instructions]] | |||
Latest revision as of 11:22, 21 December 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Opcode | Length | ROM Speed | RAM Speed | Cache Speed | |||
| 9E | 1 byte | 3 cycles | 3 cycles | 1 cycle | |||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | ||||
LOB (Low Byte) is a Super FX instruction that moves the low byte of the source register into the low byte of the destination register. The high byte of the destination register is zeroed.
See Also
External Links
- Official Nintendo documentation on LOB: 9.53 on Page 2-9-75 of Book II
- example: page 2-9-76 of Book II, lbid.