The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Sep. 12, 2000
Filed:
Aug. 04, 1998
David G Ellis, Hillsboro, OR (US);
Gene A Frederiksen, Hillsboro, OR (US);
Intel Corporation, Santa Clara, CA (US);
Abstract
The present invention is a method and apparatus for virtualizing a serial bus information source/sink point of a serial bus device into an address space of a processor. A register unit is coupled to a parallel port device to support a serial bus transaction between the processor and the serial bus device. The register unit has a plurality of registers which are mapped into the address space of the processor via the parallel port device. One of the plurality of registers corresponding to the serial bus information source/sink point. A control circuit is coupled to the register unit to allow the processor to access the information source/sink point via the parallel port device.