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Subject: MicroprocessorsCode: UEC 504

Dr. Amit Mishra

LEC/UEC-504/July-Aug/2015/AM

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Difference between microcontroller and Microprocessor


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Pin diagram of Microprocessor 8085


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Architecture of Microprocessor 8085


8/14/2015 5LEC/UEC-504/July-Aug/2015/AM

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Latching circuit for demultiplexed data lines using 8-bit latch


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Generation of control signals


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Data/address buffer

Unidirectional Bidirectional


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Program Status Word (PSW)

General purpose registers








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Temporary data register


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Registers (not accessible to user)


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Concept of stack






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