Chapter 6. Analog Inputs to Feel Between All and Nothing

We have come a long way up to this point, learning to deal with digital and analog outputs and also digital inputs. It is now the moment to show you how to manage analog inputs, as they are what enrich the microcontroller field of application the most.

In this chapter, I have prepared two projects to help you understand how to connect, configure, and program analog inputs and what kind of things we can do with them. I'm sure you will be totally amazed once you get the point.

Sensing analog values

In Chapter 4, Controlling Outputs Softly with Analog Outputs, we talked about digital to analog conversion and the use Arduino makes of its internal DAC when generating analog outputs. In this chapter, ...

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