37. 18B20 Temperature Sensor¶
It is a digital tempeterature sensor based on 1Maxim IC DS18B20 1-Wire.
Designed in RJ11 connections, easy to plug.
|Type of Connection||Digital output|
37.5. Quick to Start¶
Materials Required and Diagram¶
Connect the 18B20 Temperature sensor to J1 port and the OLED to the IIC port in the Nezha expansion board as the picture shows.
37.6. MakeCode Programming¶
Click “Advanced” in the MakeCode drawer to see more choices.
We need to add a package for programming, . Click “Extensions” in the bottom of the drawer and search with “PlanetX” in the dialogue box to download it.
Note: If you met a tip indicating that the codebase will be deleted due to incompatibility, you may continue as the tips say or build a new project in the menu.
Code as below:¶
The value detected by 18B20 temperature sensor displays on the OLED screen.