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 Joint Test Action Group (JTAG) @ Wikipedia
Joint Test Action Group (JTAG) is the usual name used for the IEEE 1149.1 standard entitled Standard Test Access Port and Boundary-Scan Architecture for test access ports used for testing printed circuit boards using boundary scan.
JTAG was an industry group formed in 1985 to develop a method to test populated circuit boards after manufacture.
At the time, multi-layer boards and non-lead-frame ICs were becoming standard and making...
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http://en.wikipedia.org/wiki/JTAG
10/23/2007
Tags: design-for-test
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