Excavating
Patent
1980-01-31
1982-02-23
Malzahn, David H.
Excavating
G06F 1122
Patent
active
043171990
ABSTRACT:
A diagnostic extender test apparatus for use with a processor-based product under test incorporates analog and digital measurement functions and logic stimulus functions to give a complete diagnostic picture of the product under test. The diagnostic extender test apparatus according to the preferred embodiment has its own microprocessor system and may be operated as a stand-alone instrument as well as an extension of a product under test.
REFERENCES:
patent: 3953717 (1976-04-01), Rottier et al.
patent: 4231087 (1980-10-01), Hunsberger
Drinkhouse et al., "Test Device for Logic Cards", IBM Tech. Disclosure Bulletin, vol. 19, No. 5, Oct. 1976, pp. 1521-1522.
Beaven et al., "Card Testing a Microprocessor", IBM Tech. Discl. Bulletin, vol. 21, No. 4, Sep. 1978, pp. 1664-1665.
Finlay, "Diagnosing Computer-Controlled Machines", IBM Technical Disclosure Bulletin, vol. 21, No. 6, Nov. 1978, pp. 2252-2253.
Malzahn David H.
Noe George T.
Tektronix Inc.
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