System interruption apparatus

Details System interruption apparatus System interruption apparatus

1992-03-13

1994-04-26

Heckler, Thomas M.

Boots, shoes, and leggings

364DIG1, 3642413, 364242, 3642808, B06F 946

Patent

active

053074882

ABSTRACT:
A system interruption apparatus alternately sends interruption signals INT1 and INT2 at first time intervals to a central processing unit executing an operation if interruption does not occur within a second time interval to thereby cause an interruption and suspend the operation of the central processing unit.

REFERENCES:
patent: 4004283 (1977-01-01), Bennett et al.
patent: 4519516 (1979-06-01), Henrion et al.
patent: 4851987 (1989-07-01), Day
IBM Technical Disclosure Bulletin vol. 27, No. 1B, Jun., 1984, pp. 554-556, "Interrupt Request Circuit", Russell et al.
European Search Report EP 92 10 4384.

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