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XCN (SPC700): Difference between revisions

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'''XCN''' is an [[SPC700]] instruction that swaps the high and low nibbles of the [[accumulator]].
'''XCN''' is an [[SPC700]] instruction that swaps the high and low nibbles of the [[accumulator]].  Bits 0 to 3 become bits 4 to 7 and vice versa.


==== Syntax ====
==== Syntax ====
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XCN A
XCN A
</pre>
</pre>
[[File:xcn.png]]


=== See Also ===
=== See Also ===
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=== External Links ===
=== External Links ===
* Official Nintendo documentation on XCN: Table C-10 in [https://archive.org/details/SNESDevManual/book1/page/n232 Appendix C-7 of Book I]
* Official Nintendo documentation on XCN: Table C-10 in [https://archive.org/details/SNESDevManual/book1/page/n232 Appendix C-7 of Book I]
* anomie: https://github.com/yupferris/TasmShiz/blob/master/spc700.txt#L609


[[Category:ASM]]
[[Category:ASM]]
[[Category:SPC700]]
[[Category:SPC700]]
[[Category:Shift Rotation Commands]]
[[Category:Shift Rotation Commands]]

Latest revision as of 03:14, 25 July 2024

Basic Info
Addressing Mode Opcode Length Speed
Accumulator 9F 1 byte 5 cycles
Flags Affected
N V P B H I Z C
N . . . . . Z .

XCN is an SPC700 instruction that swaps the high and low nibbles of the accumulator. Bits 0 to 3 become bits 4 to 7 and vice versa.

Syntax

XCN
XCN A

xcn.png

See Also

External Links