| 摘要 |
PROBLEM TO BE SOLVED: To make efficient pursuing the causes of abnormalities generated in a testing unit and setting programs thereof. SOLUTION: The testing device that tests devices to be tested comprises a plurality of testing units that test the devices to be tested; a controller that sends commands to the plurality of testing units, respectively and controls the operations of the plurality of testing units, respectively; and a trace memory that receives in sequence the commands sent from the controller to the plurality of testing units, respectively to store the commands. COPYRIGHT: (C)2008,JPO&INPIT
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