Watchdog circuit for use with a microprocessor

Details Watchdog circuit for use with a microprocessor Watchdog circuit for use with a microprocessor

1988-10-05

1992-01-14

Fleming, Michael R.

Excavating

371 66, G06F 1100

Patent

active

050816250

ABSTRACT:
The watchdog timer circuit which performs both the power-up initialization and program resetting function to an associated microprocessor utilizing a single astable multivibrator circuit with a single pair of complementary transistors and a single capacitor to affect timing and regenerative feedback between the transistors.

REFERENCES:
patent: 3795800 (1974-03-01), Nimmo
patent: 4488303 (1984-12-01), Abramovich
patent: 4541050 (1985-09-01), Honda
patent: 4586179 (1986-04-01), Sirazi
patent: 4586180 (1986-04-01), Anders
patent: 4600987 (1986-07-01), Nambudiri
patent: 4728861 (1988-03-01), Kurihara

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