20. Octopus DS18B20 Digital Temperature Brick(EF04042)

20.1. Introduction

This brick uses the DS18B20 1-Wire digital temperature sensor from Maxim IC.

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20.3. Characteristics

It can report degrees C with 9 to 12-bit precision, -55C to 125C (+/-0.5C). Each sensor has a unique 64-Bit Serial number etched into it that can allow for a huge number of sensors to be used on one data bus.

20.4. Specifications

Item | Parameter :-: | :-: SKU|EF04042 Power Dissipation|ULP Working Temperature|-20-70℃ Working Voltage|3.3-5V

20.5. Outlook and Dimensions

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20.6. Quick to Start

Materials used and connection diagram

Take sensor:bit for example

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Add Package

Click “Advanced”in the choice of the MakeCode to find more choices.

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Click “Extensions”, search “iot”in the dialog box and then download it.

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Program as the picture shows

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Reference

Links: https://makecode.microbit.org/_FEiCtaV235Xw

You can also download the links below:

Result

The current temperature is showing on the micro:bit.

20.7. Relevant Cases

20.8. Technique Files