Circuit for detecting a fault state in a clock signal for microp

Details Circuit for detecting a fault state in a clock signal for microp Circuit for detecting a fault state in a clock signal for microp

1995-03-31

1997-04-08

Heckler, Thomas M.

Electronic digital logic circuitry

Multifunctional or programmable

Array

326101, G06F 1100

Patent

active

056196431

ABSTRACT:
A circuit for generation of a reset signal in an electronic device, of the type comprising a microprocessor interlocked with a circuit generating a clock signal and memories of both the volatile type and the non-volatile type, is capable of detecting a stop in the oscillation of said clock signal and generating a logic signal coupled with the reset input of the microprocessor.

REFERENCES:
patent: 4633097 (1986-12-01), Dewitt et al.
patent: 5109506 (1992-04-01), Begun
patent: 5199032 (1993-03-01), Sparks et al.
IBM Technical Disclosure Bulletin, vol. 37 No. 04B, Apr. 1994, pp. 185-188.

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