We've just updated MediaWiki and its underlying software. If anything doesn't look or work quite right, please mention it to us. --RanAS
Absolute Indexed, Y Addressing: Difference between revisions
From SnesLab
(→Reference: added ref to datasheet) |
(added syntax) |
||
| Line 10: | Line 10: | ||
* [[SBC]] (opcode F9) | * [[SBC]] (opcode F9) | ||
* [[STA]] (opcode 99) | * [[STA]] (opcode 99) | ||
==== Syntax ==== | |||
<pre> | |||
LDA addr, Y | |||
</pre> | |||
=== See Also === | === See Also === | ||
Revision as of 19:01, 12 July 2024
Absolute Indexed, Y Addressing is supported by nine instructions:
- ADC (opcode 79)
- AND (opcode 39)
- CMP (opcode D9)
- EOR (opcode 59)
- LDA (opcode B9)
- LDX (opcode BE)
- ORA (opcode 19)
- SBC (opcode F9)
- STA (opcode 99)
Syntax
LDA addr, Y
See Also
References
- Eyes & Lichty page 381, https://archive.org/details/0893037893ProgrammingThe65816/page/n407
- section 3.5.4 of 65c816 datasheet, https://westerndesigncenter.com/wdc/documentation/w65c816s.pdf