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BBC (SPC700)
From SnesLab
Basic Info | |||||||
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Addressing Mode | Opcode | Length | Speed | ||||
13 | 3 byte | when condition is false: 5 cycles
when condition is true: 7 cycles |
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33 | 3 byte | when condition is false: 5 cycles
when condition is true: 7 cycles |
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53 | 3 byte | when condition is false: 5 cycles
when condition is true: 7 cycles |
|||||
73 | 3 byte | when condition is false: 5 cycles
when condition is true: 7 cycles |
|||||
93 | 3 byte | when condition is false: 5 cycles
when condition is true: 7 cycles |
|||||
B3 | 3 byte | when condition is false: 5 cycles
when condition is true: 7 cycles |
|||||
D3 | 3 byte | when condition is false: 5 cycles
when condition is true: 7 cycles |
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F3 | 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