| 摘要 |
An embodiment of a method for detecting permanent faults of an address decoder of an electronic memory device including a memory block formed by a plurality of memory cells, including the steps of: selecting an address, which identifies a selected set of memory cells; writing at the selected address a code word generated on the basis of an information word, of the selected address, and of an error-correction code; and then detecting an error within a word stored at the selected address. The method moreover includes the steps of: selecting a set of excitation addresses; writing a test word at the selected address, and then writing an excitation word at each excitation address; and next comparing the test word with a new word stored at the selected address.
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