Automatic circuit identifier

Details Automatic circuit identifier Automatic circuit identifier

H - Electricity

01

L

356/24, 324/58

H01L 21/66 (2006.01) G06F 11/22 (2006.01)

Patent

CA 1169584

Abstract of the Disclosure The present invention relates to circuit testing devices, and relates more particularly to portable testing apparatus with a programmable interface between a unit under test and a testing apparatus which provides plurality of tests for a plurality of known different circuits and provides identification of the unit under test upon detection of a passed test. The present invention provides apparatus which will very quickly provide a plurality of tests for particular transfer characteristics among the pins of a standard socket in order to identify a circuit under test inserted into the socket. In its preferred form, the present invention includes a bidirectional port arrangement connected to a particular standard socket which may be operated under the control of a dedicated microcomputer to provide pin definitions at the pins of the standard socket. The pin definitions include input drive, output loading, power supply and ground conditions.

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