M5Stack Barometric Pressure 2 (U090-B) – air pressure sensor QMP6988

An air pressure sensor for the weather station. Rising or falling pressure says more about the weather in the next few hours than temperature does, and the value shows up as its own sensor in Home Assistant.

The sensor also measures temperature.

Works with

• ESPHome (component qmp6988)
• Arduino and UIFlow
• All M5Stack controllers with a Grove port

You also need

A controller, for example the AtomS3 Lite. Grove cable included.

Specifications

• Sensor: QMP6988
• Air pressure: 300–1100 hPa, relative accuracy ±0.039 hPa
• Temperature: −40 to 80 °C
• Interface: I2C via Grove, address 0x56

Manufacturer and documentation

Manufacturer: M5Stack Technology Co., Ltd, Block A10, Expo Bay South Coast, Fuhai Street, Bao'an District, Shenzhen, China, [email protected]. EU representative: Success Courier SL, Calle Rio Tormes 1, Planta 1, Derecha, Oficina 3, 28947 Fuenlabrada, Madrid, Spain, [email protected].

• Product documentation (M5Stack)
• Manufacturer certifications (CE/RoHS)

End-of-life electronics must be taken to separate collection. Read about e-waste.