How do I read analog inputs on an Arduino?
To read analog inputs on an Arduino, you can use the analogRead()
function. Connect your sensor to one of the analog pins and call this function with the pin number.
What is the range of values I can get from analogRead?
The analogRead()
function returns values between 0 and 1023, corresponding to the voltage range of 0V to 5V.
Can I use multiple analog sensors at the same time?
Yes, you can read multiple analog sensors by calling analogRead()
on different pins in your loop.
What if I want to read a voltage higher than 5V?
You can use a voltage divider to scale down the voltage to a range that the Arduino can read, or use an external ADC.
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