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BCC (SPC700): Difference between revisions

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'''BCC''' is an [[SPC700]] instruction that performs a branch when the [[carry flag]] is clear.
'''BCC''' is an [[SPC700]] instruction that performs a branch when the [[carry flag]] is clear.  If the carry flag is set, control simply falls through BCC to the next instruction.


No flags are affected.
No flags are affected.
==== Syntax ====
<pre>
BCC rel
</pre>
Where rel is a two's complement offset.


=== See Also ===
=== See Also ===
Line 46: Line 53:
=== External Links ===
=== External Links ===
* Table C-15, [https://archive.org/details/SNESDevManual/book1/page/n233 Appendix C-8 of Book I] of the official Super Nintendo development manual
* Table C-15, [https://archive.org/details/SNESDevManual/book1/page/n233 Appendix C-8 of Book I] of the official Super Nintendo development manual
* anomie: https://github.com/yupferris/TasmShiz/blob/master/spc700.txt#L358


[[Category:ASM]]
[[Category:ASM]]

Latest revision as of 15:24, 14 August 2024

Basic Info
Addressing Mode Opcode Length Speed
Program Counter Relative 90 2 bytes when condition false: 2 cycles

when condition true: 4 cycles

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

BCC is an SPC700 instruction that performs a branch when the carry flag is clear. If the carry flag is set, control simply falls through BCC to the next instruction.

No flags are affected.

Syntax

BCC rel

Where rel is a two's complement offset.

See Also

External Links