Skhynix Inc.

Gun Gi Song

Jin Yong Seong

Jae Won Cha

Young Sang Ahn

Provided herein may be a memory system and a method of operating the same. A semiconductor memory device may include a write protect pin mode setting unit configured to set, depending on a parameter value stored therein, a write protect pin of the semiconductor memory device as any one of an input pin and an output pin and a control logic configured to output, when the write protect pin serves as the output pin, internal state information of the semiconductor memory device to an external device.

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Seoul, South Korea

Gun Gi Song