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Explain function of the following pins of 8085 IO/M - Computer Science 2

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Short Note
 

Explain function of the following pins of 8085

`IO"/"barM`

 
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Solution

 `IO"/"barM`

Microprocessor. ... IO/M stands for 'input-output/memory. When IO/M is logic 0, it means that the address sent out by the processor is for addressing a memory location. When IO/M is logic 1, it means that the address sent out by the processor is for addressing an I/O port.

Concept: Introduction to Microprocessors and Organization of 8085
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