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Processor Status Register: Difference between revisions
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It can be pulled from the [[stack]] via [[PLP]] and [[RTI]]. | It can be pulled from the [[stack]] via [[PLP]] and [[RTI]]. | ||
There are nine instructions that modify these flags | There are nine instructions that modify these flags, including:<sup>[3]</sup> | ||
* [[REP]] | |||
* [[SEP]] | |||
=== See Also === | === See Also === | ||
* [[Program Status Word]] | * [[Program Status Word]] | ||
* [[DSP1 Status Register]] | * [[DSP1 Status Register]] | ||
* [[PHP]] | * [[PHP]] | ||
Revision as of 09:20, 15 December 2023
The Processor Status Register (P) is on the 65c816 and contains several flags:
- n
- v
- m
- x
- d
- i
- z
- c
It can be pulled from the stack via PLP and RTI.
There are nine instructions that modify these flags, including:[3]
See Also
Reference
- Table 18.2 Eyes & Lichty, page 422: https://archive.org/details/0893037893ProgrammingThe65816/page/n448
- Figure 17.3, Lbid, page 377: https://archive.org/details/0893037893ProgrammingThe65816/page/n403
- https://archive.org/details/0893037893ProgrammingThe65816/page/n288