Instruction Set Reference

The M50734SP implements 69 instructions across 11 categories. Instructions marked 740 are specific to the 740-series and not found in standard 6502 processors.

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Data Transfer

LDA Load Accumulator LDX Load X Register LDY Load Y Register STA Store Accumulator STX Store X Register STY Store Y Register TAX Transfer A to X TAY Transfer A to Y TXA Transfer X to A TYA Transfer Y to A TSX Transfer Stack Pointer to X TXS Transfer X to Stack Pointer