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Processor Status Register: Difference between revisions
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* z | * z | ||
* c | * c | ||
It can be pulled from the [[stack]] via [[PLP]] and [[RTI]]. | |||
There are nine instructions that directly modify these flags, including:<sup>[3]</sup> | |||
* [[REP]] | |||
* [[SEP]] | |||
* [[CLC]] | |||
* [[SEC]] | |||
* [[CLD]] | |||
* [[SED]] | |||
* [[CLI]] | |||
* [[SEI]] | |||
* [[CLV]] | |||
=== See Also === | |||
* [[Program Status Word]] | |||
* [[DSP1 Status Register]] | |||
* [[PHP]] | |||
=== Reference === | === 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 | |||
# page 262, https://archive.org/details/0893037893ProgrammingThe65816/page/n288 | |||
[[Category:Registers]] | [[Category:Registers]] | ||
[[Category:Flags]] | [[Category:Flags]] | ||
Latest revision as of 09:25, 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 directly 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
- page 262, https://archive.org/details/0893037893ProgrammingThe65816/page/n288