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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 ==== | ||
Revision as of 04:37, 16 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 |
| . | . | . | . | . | . | ||
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
See Also
External Links
- Official Nintendo documentation on XCN: Table C-10 in Appendix C-7 of Book I
- anomie: https://github.com/yupferris/TasmShiz/blob/master/spc700.txt#L609