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Microprocessors & Microcontrollers8051 Memory

The classic 8051 has a separate address space for external program memory of up to?

  • A4 KB
  • B16 KB
  • C64 KB
  • D1 MB
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Correct Answer: C. 64 KB
Explanation: Using its 16-bit program-memory addressing mechanism, the 8051 architecture can address up to 64 KiB of external code memory.
Reference: Standard microprocessors and microcontrollers: 8051 memory
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