Octopus Waterproof DS18B20 Temperature Sensor
Introduction
This sensor is a tempeterature detector used to test the liquid temperature based on 18b20.
Characteristics
Standard 3-pin GVS ports is easy to plug.
3V working voltage can drive the micro:bit.
Water-proof design makes it possible to use in the liquid.
Specifications
Items | Parameters |
---|---|
SKU | EF04095 |
Working Voltage | DC 3.0V |
Power Supply | 3v-5v |
Connector Type | Analog |
Length of water-proof detector | 1m |
Pins Definition | 1-Signal 2-VCC 3-GND |
Response | Quick to response and high sensitivity |
Circuit | Simple drive circuit |
Stability | Stable and durable |
Outlook and Dimensions
Quick to Start
Connection Diagram
Connect to the P1 port of the extension board.
Add Package
Click "Advanced" in MakeCode to check more choices.
Click "Extensions", and search “https://github.com/elecfreaks/pxt-ds18b20" in the dialogue box to download the codebase of 18b20.
Programme as the Picture Shows
Reference
Links: https://makecode.microbit.org/_1x1ERwiT1bui You can also download the links below:
Result
The current temperature value is showing on the micro:bit.