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PHK: Difference between revisions

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Its [[PLK]] counterpart does not exist.  PHK works even in [[emulation mode]] even though all bank addresses are forced to be zero.
Its [[PLK]] counterpart does not exist.  PHK works even in [[emulation mode]] even though all bank addresses are forced to be zero.<sup>[5]</sup>


=== See Also ===
=== See Also ===
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=== External Links ===
=== External Links ===
* [[Eyes & Lichty]], [https://archive.org/details/0893037893ProgrammingThe65816/page/479 page 479] on PHK
# [[Eyes & Lichty]], [https://archive.org/details/0893037893ProgrammingThe65816/page/479 page 479] on PHK
* [[Labiak]], [https://archive.org/details/Programming_the_65816/page/n173 page 163] on PHK
# [[Labiak]], [https://archive.org/details/Programming_the_65816/page/n173 page 163] on PHK
* snes9x implementation of PHK: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1813
# snes9x implementation of PHK: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1813
* Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#6.8.3
# Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#6.8.3
* section 7.8.2 of 65c816 datasheet
# section 7.8.2 of 65c816 datasheet


[[Category:ASM]]
[[Category:ASM]]

Latest revision as of 19:35, 9 August 2024

Basic Info
Addressing Mode Opcode Length Speed
Stack (Push) 4B 1 byte 3 cycles
Flags Affected
N V M X D I Z C
. . . . . . . .

PHK (Push Program BanK) is a 65c816 instruction that pushes the value of the program bank register onto the stack. PHK always pushes a single byte. The stack pointer is decremented by one.

No flags are affected.

Syntax

PHK

Its PLK counterpart does not exist. PHK works even in emulation mode even though all bank addresses are forced to be zero.[5]

See Also

External Links

  1. Eyes & Lichty, page 479 on PHK
  2. Labiak, page 163 on PHK
  3. snes9x implementation of PHK: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L1813
  4. Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#6.8.3
  5. section 7.8.2 of 65c816 datasheet