This sensor is a temperature detector used to test the liquid temperature based on 18b20.
CHARACTERISTICS
- Standard 3-pin GVS ports are easy to plug.
- 3V working voltage can drive the micro:bit.
- The water-proof design makes it possible to use in the liquid.
SPECIFICATIONS
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 |
OUTLOOKS & DIMENSIONS
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.