Selectively enabled watchdog timer circuit

Details Selectively enabled watchdog timer circuit Selectively enabled watchdog timer circuit

1996-09-12

1999-01-26

Hua, Ly

395557, 39518221, G06F 1100, G06F 1130

Patent

active

058646639

ABSTRACT:
A watchdog timer circuit includes a cyclic counter having an overflow signal that functions as a reset pulse to a microprocessor. The timer circuit includes a feature for selectively supplanting the overflow signal to enable in situ programming of the microprocessor.

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