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TSC: Difference between revisions
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'''TSC''' (Transfer Stack to Accumulator) is a [[65c816]] instruction that transfers the value of the stack pointer to the 16-bit [[accumulator]]. An alternate mnemonic is "TSA." | '''TSC''' (Transfer Stack to Accumulator) is a [[65c816]] instruction that transfers the value of the [[stack pointer]] to the 16-bit [[accumulator]]. An alternate mnemonic is "TSA." | ||
==== Syntax ==== | |||
<pre> | |||
TSC | |||
TSA | |||
</pre> | |||
TSC works even in [[emulation mode]]. | |||
=== See Also === | === See Also === | ||
* [[TSX]] | |||
* [[TCS]] | * [[TCS]] | ||
* [[TDC]] | * [[TDC]] | ||
* [[PEA]] | |||
* [[XBA]] | |||
=== External Links === | === External Links === | ||
* [[Eyes & Lichty]] | * [[Eyes & Lichty]], [https://archive.org/details/0893037893ProgrammingThe65816/page/515 page 515] on TSC | ||
* [[Labiak]] | * [[Labiak]], [https://archive.org/details/Programming_the_65816/page/n206 page 196] on TSC | ||
* snes9x implementation of TSC: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2345 | * snes9x implementation of TSC: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2345 | ||
* https://wilsonminesco.com/816myths/65c816_myths-2_BDD.pdf | |||
* Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#6.10.2 | |||
[[Category:ASM]] | [[Category:ASM]] | ||
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[[Category:Transfer Instructions]] | [[Category:Transfer Instructions]] | ||
[[Category:One-byte Instructions]] | [[Category:One-byte Instructions]] | ||
[[Category:Implied Instructions]] | |||
[[Category:Two-cycle Instructions]] | |||
Latest revision as of 21:49, 6 August 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Implied (type 1) | 3B | 1 byte | 2 cycles | ||||
| Flags Affected | |||||||
|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C |
| N | . | . | . | . | . | Z | . |
TSC (Transfer Stack to Accumulator) is a 65c816 instruction that transfers the value of the stack pointer to the 16-bit accumulator. An alternate mnemonic is "TSA."
Syntax
TSC TSA
TSC works even in emulation mode.
See Also
External Links
- Eyes & Lichty, page 515 on TSC
- Labiak, page 196 on TSC
- snes9x implementation of TSC: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2345
- https://wilsonminesco.com/816myths/65c816_myths-2_BDD.pdf
- Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#6.10.2