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LMS (Super FX): Difference between revisions
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!colspan="8"|Basic Info | !colspan="8"|Basic Info | ||
|+ | |+ | ||
|'''Addressing Mode''' | |||
|'''Opcode''' | |'''Opcode''' | ||
|'''Length''' | |'''Length''' | ||
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|'''Cache Speed''' | |'''Cache Speed''' | ||
|+ | |+ | ||
| | |||
|3DAnkk | |3DAnkk | ||
|3 bytes | |3 bytes | ||
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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 Flag|B]] | ||
|[[ALT1]] | |[[ALT1]] | ||
|[[ALT2]] | |[[ALT2]] | ||
|[[O/V]] | |[[O/V]] | ||
|S | |[[Sign Flag|S]] | ||
|[[CY]] | |[[CY]] | ||
|Z | |[[Zero Flag|Z]] | ||
|+ | |+ | ||
|0 | |0 | ||
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|} | |} | ||
'''LMS''' is a [[Super FX]] instruction that is a short [[LM (Super FX)|LM]]. | '''LMS''' (Load from raM, Short address) is a [[Super FX]] instruction that is a short [[LM (Super FX)|LM]]. | ||
The [[ALT0]] state is restored. | |||
==== Syntax ==== | |||
<pre> | |||
LMS Rn, (yy) | |||
</pre> | |||
==== Example ==== | |||
Let: | |||
(70:1aah) = 32h | |||
(70:1abh) = 92h | |||
RAMBR = 70h | |||
After executing this program: | |||
Syntax Opcode | |||
LMS R<sub>3</sub>, (1aah) 3d a3 d5 | |||
We have: | |||
R<sub>3</sub> = 9232h | |||
=== See Also === | |||
* [[RAMB]] | |||
* [[ALT1]] | |||
* [[SMS]] | |||
* [[SM]] | |||
=== External Links === | === External Links === | ||
* Official Nintendo documentation on LMS: [https://archive.org/details/SNESDevManual/book2/page/n227 | * Official Nintendo documentation on LMS: 9.51 on [https://archive.org/details/SNESDevManual/book2/page/n227 page 2-9-71 of Book II] | ||
* example: [https://archive.org/details/SNESDevManual/book2/page/n228 page 2-9-72 of Book II], lbid | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:Super FX]] | [[Category:Super FX]] | ||
[[Category:Data Transfer Instructions]] | [[Category:Data Transfer Instructions]] | ||
Latest revision as of 05:47, 16 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | ROM Speed | RAM Speed | Cache Speed | ||
| 3DAnkk | 3 bytes | 17 cycles | 17 cycles | 10 cycle | |||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| B | ALT1 | ALT2 | O/V | S | CY | Z | ||
| 0 | 0 | 0 | . | . | . | . | ||
LMS (Load from raM, Short address) is a Super FX instruction that is a short LM.
The ALT0 state is restored.
Syntax
LMS Rn, (yy)
Example
Let:
(70:1aah) = 32h (70:1abh) = 92h RAMBR = 70h
After executing this program:
Syntax Opcode LMS R3, (1aah) 3d a3 d5
We have:
R3 = 9232h
See Also
External Links
- Official Nintendo documentation on LMS: 9.51 on page 2-9-71 of Book II
- example: page 2-9-72 of Book II, lbid