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:
Oct. 11, 2011
Filed:
Nov. 20, 2007
Ashley Miles Stevens, Cambridge, GB;
Sheldon James Woodhouse, Lincolnshire, GB;
Daren Croxford, Cambridgeshire, GB;
Edmond John Simon Ashfield, Cambridge, GB;
Ashley Miles Stevens, Cambridge, GB;
Sheldon James Woodhouse, Lincolnshire, GB;
Daren Croxford, Cambridgeshire, GB;
Edmond John Simon Ashfield, Cambridge, GB;
ARM Limited, Cambridge, GB;
Abstract
An integrated circuitincludes a functional circuitand a diagnostic circuit. The integrated circuit includes a signal interface controlleroperable to monitor a signal associated with at least one of the functional circuit and the diagnostic circuit to control selective communication of a diagnostic signal and a functional signal for communication across a signal interface in dependence upon the monitored signal. A further integrated circuit has a signal interface providing a communication path and communicates a functional signal having at least one multi-bit value in which at least one bit is replaced by data of a diagnostic signal.