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BNE (SPC700): Difference between revisions

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'''BNE''' is an [[SPC700]] instruction that performs a branch when the zero flag is clear.  When the zero flag is set, nothing happens.
'''BNE''' is an [[SPC700]] instruction that performs a branch when the [[zero flag]] is clear.  When the zero flag is set, nothing happens.
 
No flags are affected.
 
==== Syntax ====
<pre>
BNE rel
</pre>
 
Where rel is a two's complement offset.


=== See Also ===
=== See Also ===
* [[BNE]]
* [[BNE]]
* [[BEQ (SPC700)]]


=== External Links ===
=== External Links ===
* Official Super Nintendo development manual on BNE: [https://archive.org/details/SNESDevManual/book1/page/n234 Appendix C-8 of Book I]
* Official Super Nintendo development manual on BNE: Table C-15, [https://archive.org/details/SNESDevManual/book1/page/n233 Appendix C-8 of Book I]
* anomie: https://github.com/yupferris/TasmShiz/blob/master/spc700.txt#L362


[[Category:ASM]]
[[Category:ASM]]
[[Category:SPC700]]
[[Category:SPC700]]
[[Category:Branching Commands]]
[[Category:Branching Commands]]
[[Category:Two-byte Instructions]]

Latest revision as of 21:56, 4 August 2024

Basic Info
Addressing Mode Opcode Length Speed
Program Counter Relative D0 2 bytes when condition false: 2 cycles

when condition true: 4 cycles

Flags Affected
N V P B H I Z C
. . . . . . . .

BNE is an SPC700 instruction that performs a branch when the zero flag is clear. When the zero flag is set, nothing happens.

No flags are affected.

Syntax

BNE rel

Where rel is a two's complement offset.

See Also

External Links