The wiring diagram below shows how to set up the quick test hardware. ... To be able to use the DS18B20 one-wire digital temperature sensor with the Arduino, we will make use of the “DallasTemperature ...

Next steps shows how the master (Arduino) reads from the slave I2C device. Wire.requestFrom(address, 1) command expects to receive 1 byte of data from the TC74 sensor. Wire.available() waits for data ...

However, I used the official Arduino Starter Kit ($100), which includes everything I needed, minus the nuts, bolts, wires, and ring terminals for making the soil probes. Wiring the Hardware ...