Flexible JTAG architecture
US7650546B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 17, 2006 |
| Grant date | Jan 19, 2010 |
| Priority date | — |
| Expiry date | Jan 7, 2028 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG01R31/318536
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A circuit comprises two or more chains of components, each chain comprising a plurality of components serially connected by designated pins on each component and at least one chain including one or more components of another chain, the designated pins being designated for data for one or more specific purposes. A selector is included for selecting one chain from the two or more chains over which to data is to be sent. Another circuit comprises a chain of components serially connected by designated pins on each component, and two or more controllers, each controller capable of controlling the chain for one or more of the specific purposes. A wiring board for implementing the circuit is also provided.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.