Temperature sensing with Dallas 18B20 and blynk

[psoro]

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[SOLVED] DS18b20 high value on blynk app

Hi superjuice, If you want to “play” with the DS18b20 you need two libraries: “OneWire” and “DallasTemperature” You can find below both libraries: http://www.pjrc.com/teensy/arduino_libraries/OneWire.zip https://github.com/milesburton/Arduino-Temperature-Control-Library/archive/master.zip After that, I did a small PCB (I enjoy soldering small boards… call me crazy ) because a 4.7k pull-up resistor must be connected to the 1-wire bus. [image] The code is like this: #include <ESP8…