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TCS: Difference between revisions
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'''TCS''' (Transfer Accumulator to Stack Pointer) is a [[65c816]] instruction that transfers the value of the [[accumulator]] to the [[stack pointer]]. An alternative mmenonic for this instruction is "TAS." TCS always transfers 16 bits in native mode and 8 bits in emulation mode. | '''TCS''' (Transfer Accumulator to Stack Pointer) is a [[65c816]] instruction that transfers the value of the [[accumulator]] to the [[stack pointer]]. An alternative mmenonic for this instruction is "TAS." TCS always transfers 16 bits in [[native mode]] and 8 bits in emulation mode. | ||
No flags are affected. | No flags are affected. | ||
Revision as of 13:56, 4 August 2024
| Basic Info | |||||||
|---|---|---|---|---|---|---|---|
| Addressing Mode | Opcode | Length | Speed | ||||
| Implied (type 1) | 1B | 1 byte | 2 cycles | ||||
| Flags Affected | ||||||||
|---|---|---|---|---|---|---|---|---|
| N | V | M | X | D | I | Z | C | |
| . | . | . | . | . | . | . | . | |
TCS (Transfer Accumulator to Stack Pointer) is a 65c816 instruction that transfers the value of the accumulator to the stack pointer. An alternative mmenonic for this instruction is "TAS." TCS always transfers 16 bits in native mode and 8 bits in emulation mode.
No flags are affected.
Syntax
TCS TAS
See Also
External Links
- Eyes & Lichty page 511, on TCS: https://archive.org/details/0893037893ProgrammingThe65816/page/511
- Labiak page 192 on TCS: https://archive.org/details/Programming_the_65816/page/n202
- snes9x implementation of TCS: https://github.com/snes9xgit/snes9x/blob/master/cpuops.cpp#L2328
- Clark, Bruce. http://www.6502.org/tutorials/65c816opcodes.html#6.10.2