8085 MICROPROCESSOR
FEATURE OF 8085
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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INPUT
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OUTPUT
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PROCESSOR
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NONE OF THE ABOVE
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Detailed explanation-1: -From the above table, when memory write or I/O read are active, data remains output of the processor.
Detailed explanation-2: -IO/M. This signal is used to differentiate between IO and Memory operations, i.e. when it is high indicates IO operation and when it is low then it indicates memory operation.
Detailed explanation-3: -The memory activates the MFC signal when the requested operation is completed.
Detailed explanation-4: -Control signal indicates data is read into or written out of CPU or the I/O device or memory is ready to transfer data. When the device is ready for data transfer, the interface generates an interrupt request to the computer.
Detailed explanation-5: -In a microprocessor, ROM (read-only memory) and RAM (random access memory) are used. A data input device. The keyboard and mouse of a PC, for example, are data input devices. With a built-in controller, switches and sensors are input devices.