This Piezo Knock Sensor is specifically designed for micro:bit to detect knock or vibration. It can be used in security or automation project by placing the Piezo element on a flat surface. When knock or vibration is detected, the sensor will generate an output voltage which can then be read by the analog input of the micro:bit.
Documents:
- Sample code (makecode)
- Datasheet (7BB-20-6L0)