Patent · US Expired

Selectively accessing test access ports in a multiple test access port environment

US6073254A · kind A · utility

107Cited by
27References
17Claims
0Family size

Assignee

Inventor

Key dates

Filing dateAug 26, 1997
Grant dateJun 6, 2000
Priority date—
Expiry dateAug 26, 2017

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG01R31/318563
  • WIPO fieldMeasurement
  • WIPO sectorInstruments

Abstract

A TAP linking module (21, 51) permits plural TAPs (TAPs 1-4) to be controlled and accessed from a test bus (13) via a single TAP interface (20).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.