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Controller (computing)
In
computing
and especially in
computer hardware
, a
controller
is a
chip
, an
expansion card
, or a stand-alone device that
interface
s with a
peripheral
device. This may be a link between two parts of a computer (for example a
memory controller
that
manages access to memory
for the computer) or a controller on an external device that manages the operation of (and connection with) that device.
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