Alarm mechanism

Details Alarm mechanism Alarm mechanism

2005-03-22

2005-03-22

Tran, Quoc (Department: 2643)

Telephonic communications

Diagnostic testing, malfunction indication, or electrical...

Monitoring

C379S009020, C379S009030, C379S032010, C340S500000, C340S506000, C700S012000, C700S080000

Reexamination Certificate

active

06870904

ABSTRACT:
An alarm mechanism is provided. The alarm mechanism includes a hardware component and a software component. The hardware component includes first and second registers. The first register is adapted to store a value that indicates a change in state of at least one alarm and the second register is adapted to store current states of each of the at least one alarm. The software component is responsive to interrupt requests from the hardware component and is adapted to read the first and second registers.

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