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BBC (SPC700): Difference between revisions
From SnesLab
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'''BBC''' (Branch on Bit Clear) is an [[SPC700]] instruction that performs a branch when the [[direct page flag]] is clear. | |||
=== See Also === | === See Also === | ||
Revision as of 06:07, 16 July 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| y3 | 3 byte | when condition is false: 5 cycles
when condition is true: 7 cycles | |||||
| Flags Clobbered | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | . | . | . | . | . | . | . |
BBC (Branch on Bit Clear) is an SPC700 instruction that performs a branch when the direct page flag is clear.
See Also
External Links
- Official Super Nintendo development manual on BBC: Appendix C-8 of Book I