Updated: 04/26/2017 by Computer Hope

A controller may refer to any of the following:

controller1. With gaming, a controller is a term used to describe the input device used to control a character in a game. Common examples of controllers include a mouse, keyboard, and game pad.

2. An expansion card or integrated circuit (IC) on the computer motherboard that enables communication between the computer and another hardware device. Below are some examples of the types of controllers you may find in a computer.

Dual channel controller, Game terms, Input/Output controller, Motherboard terms, Port