Wemos and DS18B20 readings on an OLED display simple project

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In this particular example we are going to simply display temperature. pressure and altitude readings from a DS18B20 sensor on an OLED display. These are all the shields used in making this a simple project to build.

Requirements

1 x Wemos Mini 1 x Wemos Dual Base 1 x […]

Wemos mini DS18B20 temperature sensor example

The DS18B20 is a  temperature sensor that can be used in various simple projects.  This part uses the 1 wire (I2C) bus and you can connect multiple sensors up to your Arduino.

The part is also relatively low cost and only requires an additional 4k7 pull up resistor. In the example below we shall make a […]