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XCN (SPC700): Difference between revisions
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|'''Speed''' | |'''Speed''' | ||
|+ | |+ | ||
|[[Accumulator]] | |[[Accumulator Addressing|Accumulator]] | ||
|9F | |9F | ||
|1 byte | |1 byte | ||
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{| class="wikitable" style="float:right;clear:right;width:30%" | {| class="wikitable" style="float:right;clear:right;width:30%" | ||
!colspan="8"|Flags | !colspan="8"|Flags Affected | ||
|+ | |+ | ||
|N | |[[Negative Flag|N]] | ||
|V | |[[Overflow Flag|V]] | ||
|P | |[[Direct Page Flag|P]] | ||
|B | |[[Break Flag|B]] | ||
|H | |[[Half-Carry Flag|H]] | ||
|I | |[[Interrupt Enable Flag|I]] | ||
|Z | |[[Zero Flag|Z]] | ||
|C | |[[Carry Flag|C]] | ||
|+ | |+ | ||
| | | | ||
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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]]. | ||
=== See Also === | === See Also === | ||
Revision as of 08:55, 27 November 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Accumulator | 9F | 1 byte | 5 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | . | . | . | . | . | ||
XCN is an SPC700 instruction that swaps the high and low nibbles of the accumulator.
See Also
External Links
- Official Nintendo documentation on XCN: Table C-10 in Appendix C-7 of Book I