Microprocessors and Interfaces: 2021-22 Lecture 23 ...

Microprocessors and Interfaces: 2021-22

Lecture 23 :

Memory Interface

Part 2 : 8088 Memory Interface

By Dr. Sanjay Vidhyadharan

ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

Example: Interfacing 8 K Bytes of memory

to 8088 using 2K memory chips

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Memory Interfacing

ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

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Example: Interfacing 8Kbytes of memory to 8088 using 2K memory chips

ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

Memory Address decoding

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ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

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ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

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ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

Absolute Addressing

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ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

Incremental Addressing

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ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

Example

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Interface the memory to 8088 using the chipsavailable

ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

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Example

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Example

Memory map:

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Example

ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

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Example

ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

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Example

ELECTRICAL ELECTRONICS COMMUNICATION INSTRUMENTATION

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Example

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Thank You