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TCLR1 (SPC700): Difference between revisions
From SnesLab
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!colspan="8"|Flags Affected | !colspan="8"|Flags Affected | ||
|+ | |+ | ||
|N | |[[Negative Flag|N]] | ||
|V | |[[Overflow Flag|V]] | ||
|P | |[[Direct Page Flag|P]] | ||
|B | |[[Break Flag|B]] | ||
|H | |[[Half-Carry Flag|H]] | ||
|I | |[[Interrupt Enable Flag|I]] | ||
|Z | |[[Zero Flag|Z]] | ||
|C | |[[Carry Flag|C]] | ||
|+ | |+ | ||
| | | | ||
Revision as of 04:50, 27 November 2023
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Absolute | 4E | 3 byte | 6 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | . | . | . | . | . | ||
TCLR1 is an SPC700 instruction that tests and clears memory bits using the accumulator. For every set bit in the accumulator, the corresponding memory bit is cleared.
See Also
External Links
- Official Nintendo documentation on TCLR1: Table C-18 in Appendix C-9 of Book I