A 3-letter opcode for the 6502 processor. This opcode copies the 8-bit value, that is held by the X register, to the Accumulator. This instruction is the reverse of TAX.

Back to the 6502 opcodes metanode

A 6502 instruction that copies register X into register A.
  • Function: X => A
  • Updates flags: S . . . . . Z .
  • Opcode number: $8A (2 cycles)

Similar: TXS | TAX | TYA
See also: 6502 instructions | 6502 addressing modes

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