| http://www.w3.org/ns/prov#value | - comparator (1210) and scan register, such as described previously with respect to FIG. 12B. However, this implementation relies on the fixed threshold of the receiver (usually near VDD/2) to distinguish logic 0 from logic 1. [0094] Since the nature of a pad is to either drive or receive, but not both at the same time, pad designs may require extra logic to support at least some embodiments of the
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