A method of operating the memory controller a memory system having the memory controller and a memory card and a portable electronic device

摘要

A method of driving a memory controller with improved reliability of read data, and a memory system, a memory card, and a portable electronic device including a memory controller are provided. The method of claim 1, wherein the memory controller method reads data of a first block of a memory device, wherein the first block includes a plurality of pages, determines pages degraded from pages of the first block, Counting the number of degraded pages of the block and selectively recharging or reclaiming the first block containing the degraded page with reference to the counted result.;