A lot of micros have MPUs that'll catch address 0 accesses without a full MMU. A... | Hacker News

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monocasa on May 23, 2020 | parent | context | favorite | on: The Ten Commandments for C Programmers (1987)

A lot of micros have MPUs that'll catch address 0 accesses without a full MMU. AFAIK all ARMs newer than ARM7 (ie. ARMv5) have one for instance.

RealityVoid on May 23, 2020 [–]

Yeah, they will, if you activated it. And if you made access to 0 address be caught explicitly ( you might have the MMU active but not have it configured in such a way)

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