DEX — Decrement Index X by One — M50734SP Resource

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DEX

Decrement Index X by One

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DEX instruction reference scan

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M50734SP Resource Site

A community reference for the Mitsubishi M50734SP microprocessor and the RCS Microsystems Designers Board. Preserving and documenting vintage single-chip microcomputer technology for engineers and enthusiasts.

⚡ Mitsubishi 740-Series CMOS Microcomputer Family

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Architecture Memory Map Registers Peripherals Instruction Set

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M50734SP Resource Site — Community Documentation Project Mitsubishi M50734SP · 740-Series CMOS · 2026