KS0471 keyestudio Micro bit Honeycomb Soil Sensor

1. Description

The keyestudio micro bit honeycomb soil sensor is fully compatible with micro bit control board. During the experiment, we connect the sensor to the micro:bit control board using crocodile clip wire. With this sensor, we can make an automatic watering device. When you are not at home for a long time or miss time of watering, it can sense if your plant is thirsty.

2. Technical parameters

• Working voltage: DC 3.0-3.3V

• Control port: analog port

• Size: 22mm * 59mm * 3mm

• Weight: 2.5g

• Environmental attributes: ROHS

3. Wiring Diagram

4. Test code

Download code : Code

5. Test Result

According to wiring diagram, upload test code successfully. After power-on, insert the sensor into soil. The LED dot matrix of micro:bit control board displays the analog value of corresponding soil moisture.