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LDX: Difference between revisions
From SnesLab
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=== External Links === | === External Links === | ||
* [[Eyes & Lichty]] page on LDX: https://archive.org/details/0893037893ProgrammingThe65816/page/n489 | * [[Eyes & Lichty]] page on LDX: https://archive.org/details/0893037893ProgrammingThe65816/page/n489 | ||
* [[Labiak]] page on LDX: https://archive.org/details/Programming_the_65816/page/n160 | |||
[[Category:ASM]] | [[Category:ASM]] | ||
[[Category:Group Two Instructions]] | [[Category:Group Two Instructions]] | ||
[[Category:Inherited from 6502]] | [[Category:Inherited from 6502]] | ||
Revision as of 03:05, 16 May 2023
LDX (Load X) is a 65x instruction that loads the X index register.
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| immediate | A2 | 2 bytes | 2 cycles | ||||
| absolute | AE | 3 bytes | 4 cycles | ||||
| direct page | A6 | 2 bytes | 3 cycles | ||||
| absolute indexed Y | BE | 3 bytes | 4 cycles | ||||
| direct page indexed Y | B6 | 2 bytes | 4 cycles | ||||
| Flags Clobbered | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | . | |||