Wednesday, July 24, 2019

(89) Input output organization

 Input output organization

Ø binary operation received from an external device is usually store in memory unit called processing.
Ø Information transferred from the central computer into external divice orgities  in the memory unit.
Ø Data transfer the central computer and I/O device may handle of verity of mode
Ø Some modes uses the c p u as an intermediate path, transfer the directly to the and from memory unit.
Ø Data transfer to and from peripheral device may be handle of three forms.

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