TAP

test access port
試験用電極. コンピュータ製品を試験できるようにあらかじめ配慮して設ける電極.
test access port; specified in IEEE 1149.1 Standard Test Access Port and Boundary-Scan Architecture; all ASICs must implement a dedicated boundary scan register and its TAP; used in DFT(design-for-testability) ar

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