This articles describes how you can use I2C (TWI) communication, Arduino ... of sensor 2 int address3 = 74; //decimal address of sensor 3 void setup() { Serial.begin(9600); Wire.begin(); // create a ...

The DS18B20 is a digital temperature sensor from Dallas Semiconductors, which is now part of Maxim (https://datasheets.maximintegrated.com/en/ds/DS18B20.pdf). The ...

There is no official support, but there are wiring guides and sources aplenty from which to purchase the various optional parts. It runs on an Arduino ... water level sensor, flow meter, OLED ...