The DS18B20 is a digital temperature sensor from Dallas Semiconductors, which is now part of Maxim. Aspencore network. News & Analytics ... Once the above code is uploaded successfully to your Arduino ...

It’s noteworthy that the temperature sensor socket’s pin assignment is in the correct order for DS18B20 only. When using LM35, the sensor must be inserted correctly — i.e., in the inverse direction ...

First of all, there are definitely simpler ways to monitor remote temperatures, but [Mike]’s remote MQTT temperature sensor and display project is useful in a few ways. Not only does it lay o… ...