Memory address

Number of storage unit in memory

This entry is made by Compilation and application of scientific encyclopedia entries of "Science Popularization China" to examine.

Memory address is Storage unit Number of. Since there are many storage units in the memory, it is necessary to assign a memory address to each storage unit for searching.

Chinese name: Memory address
Foreign name: Memory address

Nature: In memory Storage unit Number of
Composition: of large number Storage unit
Meaning: Number=Address

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one definition
two Address representation method

definition

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The memory address is in the memory Storage unit Number of.

Memory is composed of a large number of Storage unit Composition, each unit needs to be distinguished by number: number=address.

each Storage unit Store one byte of data:

A byte B (Byte)=8 binary bits b (bit).

Address representation method

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Use hexadecimal numbers to express addresses.

For example, Intel 8086 has 1 Megabyte (1MB) memory capacity

Four hexadecimal numbers are often used to represent an address

Memory address is expressed as: 0000H ～ FFFFH

Where upper case H (or lower case h) means Hexadecimal number

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