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:
Feb. 02, 1999
Filed:
May. 03, 1996
Applicant:
Inventor:
Robert John Simpson, Bristol, GB;
Assignee:
SGS-Thomson Microelectronics Limited, Almondsbury Bristol, GB;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ;
U.S. Cl.
CPC ...
395737 ; 395733 ; 395741 ; 395738 ;
Abstract
There is disclosed control circuitry for, and a method of controlling, multiple priority level interrupt request to a microprocessor in which output circuitry for outputting an interrupt identifier is operable only in response to an interrupt signal having a higher priority status than any currently executing interrupt process, and a microprocessor system and method of controlling a microprocessor system, incorporating such circuitry.