Memory body test method

The invention relates to a memory body test method, which comprises that a memory body controller performs data writing and reading on a memory body module; when the read data number is not matched, adata trigger enable signal is calibrated; data reading is performed again, and a sampling unit is tr...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: CHUNI YU, CHIH-WEI CHANG, SHEN-KUO HUANG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention relates to a memory body test method, which comprises that a memory body controller performs data writing and reading on a memory body module; when the read data number is not matched, adata trigger enable signal is calibrated; data reading is performed again, and a sampling unit is triggered when a data reading content is less than or equal to a negative edge data reading content;when the data reading number is increased, it is judged that the data trigger signal is not received; when the data reading number is not increased, the memory body controller is checked; when the data reading content is large than the negative edge data reading content, the burst mode set of the memory body module is checked; when the data number is matched while the content is not matched, the transmission module of the memory body module and the sampling unit are checked; and when the data number is matched and the content is matched, the test is completed. 种记忆体测试方法,包含下列步骤。使记忆体控制器对记忆体模组进行资料写入及读取。当读取的资料数目不符时,校准资料触发致能