IEEE P1451.4 defines a sensor with embedded TEDS and a mixed-mode, analog and digital interface. Most sensors put out some sort of analog signal -- a voltage, current, or resistance, that varies in a ...
This article applies to the Porsche 997 (2005-2012). Engine performance is all about a magical mixture known as Air:Fuel Ratio or AFR. The Porsche 997's engine control unit, or ECU, wants to manage ...
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