The Matsushita MN1500 series is a family of 4-bit microcontrollers developed by Matsushita Electric (Panasonic) introduced in early 1979. This series is an enhanced version of the mn1400 series, increasing the stack from 2 levels to 16, providing interrupt facility, and including an enhanced set of instructions.

Devices

Part	Process
MN1500	NMOS
MN1510
MN1520	NMOS
MN1530
MN1550
MN1570
MN1580

Design

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