#include <OneWire.h>

int DS18S20_Pin = 2; //DS18S20 Signal pin on digital 2

//Temperature chip i/o

OneWire ds(DS18S20_Pin); // on digital pin 2

void setup(void) {

Serial.begin(9600);

}

void loop(void) {

float temperature = getTemp();

Serial.println(temperature);

delay(100); //just here to slow down the output so it is easier to read

}

float getTemp(){

//returns the temperature from one DS18S20 in DEG Celsius

byte data[12];

byte addr[8];

if ( !ds.search(addr)) {

//no more sensors on chain, reset search

ds.reset_search();

return -1000;

}

if ( OneWire::crc8( addr, 7) != addr[7]) {

Serial.println("CRC is not valid!");

return -1000;

}

7/7/24, 4:55 PM

Waterproof_DS18B20_Digital_Temperature_Sensor__SKU_DFR0198_-DFRobot

https://wiki.dfrobot.com/Waterproof_DS18B20_Digital_Temperature_Sensor__SKU_DFR0198_#target_4

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