Semaphore management circuit

Details Semaphore management circuit Semaphore management circuit

2005-01-04

2005-01-04

Sparks, Donald (Department: 2187)

Electrical computers and digital processing systems: memory

Storage accessing and control

Hierarchical memories

C711S145000, C711S147000, C711S151000, C711S152000, C711S155000, C711S163000, C710S200000, C710S220000, C710S240000, C709S207000, C709S217000

Reexamination Certificate

active

06839811

ABSTRACT:
A circuit includes a register which stores therein a semaphore address, and further includes a semaphore control circuit which asserts a control signal in response to a read access by a processor directed to the semaphore address, and negates the control signal in response to a write access by the processor directed to the semaphore address.

REFERENCES:
patent: 5430860 (1995-07-01), Capps et al.
patent: 5889983 (1999-03-01), Mittal et al.
patent: 5920714 (1999-07-01), Schiffleger

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