Concepts and Module I / O

Definition I/O: A part of computer structure, function as a gateway for the CPU to interact with their environment.

Definition Modul I/O: A hardware interface for the system bus or central switch and control one or more peripheral devices and these devices contain logic to perform the functions of communication between peripherals and computer bus.

Definition Peripheral: A device that's connected to a host computer that interacts with the CPU via the Module I/O.

There are 3 types of Peripheral:

• Communication Computer: connection with other devices over a network or another communication channel.

Modem

   Example: Infra-red, Modem.

•  Machine Readable Peripheral: Interaction between machines without any user intervention.  

Hard Disk External

           

 

    Example: hard disk, sensors.

• Human Readable Peripheral

    Properties: device that interacts with the user.

Microphone

 

   Example: Monitor, keyboard, Mouse, Microphone.