Patent ID: 8621258

Claim:
An electronic device comprising: a host controller; a first socket, in communication with the host controller, for receiving a first memory card, the first socket having a physical pin arrangement and mounted on one side of a printed circuit board (PCB); and a second socket, in communication with the host controller, for receiving a second memory card, the second socket having a physical pin arrangement and mounted on an opposite side of the PCB, the physical pin arrangement of the second socket is in an order reversed from the physical pin arrangement of the first socket such that a first pin of the first socket and a corresponding first pin of the second socket are aligned vertically on opposite sides of the PCB, wherein the host controller transmits power to the first memory card and cuts off power to the second memory card during a first time period, and cuts off power to the first memory card and transmits power to the second memory card during a second time period, the first socket and the second socket transmitting and receiving same set of data signals.