Patent ID: 7917671
Filing Date: 2011-03-29
Classification: G06F

Abstract:
1. A port controller for providing connectivity to external devices, said port controller comprising: a first low speed unit and a second low speed unit operable to communicate with an external device at a low data rate; a first high speed unit and a second high speed unit operable to communicate with an external device at a high data rate; a port operable to be connected to an external device employing a physical communication path; and port routing logic operable to make a connection between said external device and one of said first low speed unit and said first high speed unit, wherein the connected unit determines a communication rate of said external device and wherein said port routing logic is further operable to determine whether said connected unit has sufficient capacity to communicate with said external device, and wherein further said port routing logic operable to make a connection between said external device and one of said second low speed unit and said second high speed unit provided neither said first low speed unit and said first high speed unit has sufficient capacity to communicate with said external device.