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`@@ -12,9 +12,8 @@ In this chapter, we will explore how to read analog signals using an **Analog-to`
`12`	`12`	`Analog signals are used to represent phenomena in the real world, such as pressure, temperature or other physical quantities. Analog signals differ from digital ones as they can have an infinite number of possible values, whereas digital ones are finite.`
`13`	`13`
`14`	`14`	`You will learn the following in this chapter:`
`15`		`-- How to read a button,`
`16`		`-- how to turn on an LED,`
`17`		`-- how to make the Nano ESP32 perform a continuous action (placing it in a loop).`
	`15`	`+- How to read an analog signal,`
	`16`	`+- how to generate a faux analog output signal using PWM, to fade an LED.`
`18`	`17`
`19`	`18`	`## Analog Signals`
`20`	`19`

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