| http://www.w3.org/ns/prov#value | - However, when controller 55 initiates a test mode and for example selects a test associated with sensing circuit 261, the transmission gate in sensing circuit 261 switches to a low impedance state and the pull-down transistor in isolation buffers 262 and all other isolation buffers connected to test data line 30 open to provide a low impedance signal path for the sensed signal or parameter to trav
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