CPC G06F 13/4221 (2013.01) [G06F 13/4027 (2013.01); G06F 2213/0026 (2013.01)] | 23 Claims |
1. A Peripheral Component Interconnect Express (PCIe) device, comprising:
a first port linking up with a first host using a first link;
a second port linking up with the first host or a second host using a second link; and
a port mode controller controlling the first port and the second port to change an operating mode from a dual port mode, in which the first port and the second port operate independently of each other, to a single port mode in which only the first port operates,
wherein the port mode controller controls the second port to reset the second link while the first link is configured to communicate data between the first port and the first host.
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