I/O System

INPUT / OUTPUT PROCESSING MAIN JOB OF COMPUTER?

[object Object],[object Object],[object Object],[object Object],[object Object]

I/O HARDWARE ,[object Object],[object Object]

I/O HARDWARE ,[object Object],[object Object],[object Object],[object Object]

I/O HARDWARE ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Controller… ,[object Object],[object Object],[object Object],[object Object],[object Object]

[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],PCI BUS STRUCTURE

[object Object],[object Object],[object Object],[object Object],I/O HARDWARE

POLLING ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

Example continued… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

PROCESS contd… ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

INTERRUPTS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

INTERRUPTS IN SIGNAL HAS PRIORITY… INTERRUPT HANDLER ACTS LIKE CPU OTHER PROCESS

INTERRUPT ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

DIRECT MEMORY ACCESS(DMA) ,[object Object],[object Object],[object Object],[object Object]

APPLICATION I/O INTERFACE ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

BLOCK AND CHARACTER DEVICES ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

NETWORK DEVICES ,[object Object],[object Object],[object Object],[object Object]

CLOCKS AND TIMERS ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

BLOCKING AND NON-BLOCKING I/O ,[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object],[object Object]

I/O System

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