declare variables arduino
int ledPin = 13; // initialize the digital pin 13 as an output. int sensorPin = A0; // initialize the analog pin A0 as an input. float temperature; // variable to store the temperature value.
int ledPin = 13; // initialize the digital pin 13 as an output. int sensorPin = A0; // initialize the analog pin A0 as an input. float temperature; // variable to store the temperature value.