Introduction to Interfacing
2.0 Interfacing
It is common practice to use a computer to record measurements from a transducer. Transducers generally provide an analog signal that must be converted to digital format for data storage and analysis. The connection between the transducer and the computer is called the computer interface.
In Part 1 of this book, we are mainly interested in transducers.
• A sensor is a device which responds to a physical stimulus
• A transducer is a device which converts a physical stimulus to another form of energy (usually electrical)
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