Question

Can memory mapped io put a limit on no. Of devices that connect to your sustem?

Answer 1

Explanation:

Advantage and disadvantage listed in 7.3: an advantage of memory-mapped I/O is that this large repertoire of instructions can be used, allowing more efficient programming. A disadvantage is that valuable memory address space is used up. Both memory-mapped and isolated I/O are in common use

Answer 2

Answer -

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• There are three ways in which system bus can be allotted to them : Separate set of address, control and data bus to I/O and memory.

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