Patent ID: 6820166
Filing Date: 2004-11-16
Classification: G06F

Abstract:
An apparatus for selecting one function from two functions, comprising:a first entity having a host function, a device function, at least one detector and a function select mechanism, wherein the host function is associated with sending a first instruction and the device function is associated with operating the first entity in response to a second instruction; a second entity having a device function, wherein the device function of the second entity is associated with operating the second entity in response to the first instruction and wherein the second entity does not have a host function; and an interface configured to connect the first entity and second entity, the interface being connected to the at least one detector; wherein the at least one detector is configured to detect the device function of the second entity, and the function select mechanism is configured to select the host function from the host and device functions in the first entity in response to the detected function of the at least one detector.