System, method and storage medium for controlling asynchronous updates to a register
US7889569B2 · kind B2 · utility
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6References
1Claims
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Key dates
| Filing date | Apr 18, 2008 |
| Grant date | Feb 15, 2011 |
| Priority date | — |
| Expiry date | Aug 7, 2029 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG06F9/52
- WIPO fieldComputer technology
- WIPO sectorElectrical engineering
Abstract
A system for controlling asynchronous updates to a register, the system including a generally accessible register that is asynchronously updateable by hardware and software. The system also includes protection logic that is in communication with the register. The protection logic includes circuitry to prevent a hardware update to the register from being overwritten by a software update.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.