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PUSH (SPC700): Difference between revisions
From SnesLab
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* the [[Y index register]] | * the [[Y index register]] | ||
* the [[program status word]] | * the [[program status word]] | ||
No flags are affected. | |||
=== See Also === | === See Also === | ||
Revision as of 19:16, 6 July 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Accumulator | 2D | 1 byte | 4 cycles | ||||
| Stack | 4D | 1 byte | 4 cycles | ||||
| Stack | 6D | 1 byte | 4 cycles | ||||
| Stack | 0D | 1 byte | 4 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | P | B | H | I | Z | C |
| . | . | . | . | . | . | . | . |
PUSH is an SPC700 command that pushes the value of a register to the stack. The register can be:
- the accumulator
- the X index register
- the Y index register
- the program status word
No flags are affected.
See Also
References
- Table C-17 in Appendix C-9 of Book I of the official Super Nintendo development manual