#include <MD_Parola.h>
#include <MD_MAX72xx.h>
#define HARDWARE_TYPE MD_MAX72XX::PAROLA_HW
#define MAX_DEVICES 4
#define CS_PIN 10
MD_Parola myDisplay = MD_Parola(HARDWARE_TYPE, CS_PIN, MAX_DEVICES);
const float BETA = 3950; // should match the Beta Coefficient of the thermistor
void setup() {
myDisplay.begin();
// Set the intensity (brightness) of the display (0-15):
myDisplay.setIntensity(0);
// Clear the display:
myDisplay.displayClear();
}
void loop() {
int analogValue = analogRead(A0);
float celsius = 1 / (log(1 / (1023. / analogValue - 1)) / BETA + 1.0 / 298.15) - 273.15;
String temp = (String) celsius;
myDisplay.print(temp);
delay(1000);
}