8051 Memory Map

8051 Internal Memory Map

• 8051 have 4K bytes Program Memory, 128 Data Memory and Special Function Registers.
• Program and Data memory share the same address space but are accessed via different instruction types.
• IRAM from 0x00 to 0x7F can be accessed directly or indirectly.
• Special function registers (SFR) from 0x80 to 0xFF can be accessed directly.

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Related topics:
8051 History   |   8051 Features   |   8051 Pin Diagram   |   8051 Architecture   |   8051 Memory Types

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List of topics: 8051

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