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Analog Serial Communication. Duplex Data and Power Over One Pair of Wires, article 2013 year from the Circuit Cellar magazine.

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Analog Serial Communication. Duplex Data and Power Over One Pair of Wires by Dick Cappels. ABSTRACT: How can you design a full-duplex signaling path that is transparent to a signaling protocol? This article describes a simple and inexpensive method that combines a pair of analog cable adapters with some analog circuit techniques.

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