Patent ID: 6687775
Filing Date: 2004-02-03
Classification: G06F

Abstract:
In a peripheral storage device, a data transfer device for transferring information between the peripheral storage device and a host computer, comprising:an output circuit operative to receive output information including first and second output data from the peripheral storage device and to selectively provide one of a single-ended output representative of the output information and a differential output representative of the output information to the host computer according to a first control signal; and an input circuit operative to selectively receive one of a single-ended input and a differential input from the host computer according to the first control signal and to provide input information representative of the one of a single-ended input and a differential input to the peripheral storage device, wherein the output circuit comprises first and second output buffers operative to receive the first and second output data, respectively, from the peripheral storage device and to provide first and second output signals representative of the first and second output data, respectively, according to the first control signal and wherein the input circuit comprises first and second input buffers operative to receive first and second input signals, respectively, and to selectively provide single-ended and differential input data representative of the first and second input signals, respectively, to the peripheral storage device according to the first control signal.