> A MMU is not needed for multi-tasking, but it is needed for memory protection. For memory protection, you don't need an MMU; an MPU (memory protection unit)

> A MMU is not needed for multi-tasking, but it is needed for memory protection. For memory protection, you don't need an MMU; an MPU (memory protection unit) suffices: https://en.wikipedia.org/w/index.php?title=Memory_protection_unit&oldid=951074029 https://en.wikipedia.org/w/index.php?title=Memory_protection...