M5Stack Weight I2C (U180) – load cell amplifier (HX711)

The Weight I2C connects to an ordinary load cell and turns the signal into a ready weight. With load cells under the bed legs it can show whether someone is in bed, and under a pot or a dish how much is left.

Load cell not included. Several units can share the same I2C bus.

Works with

• Arduino and UIFlow
• ESPHome via custom I2C code (no built-in support)
• All M5Stack controllers with a Grove port

You also need

A controller and a load cell. Grove cable included.

Specifications

• Chip: HX711, 24-bit, with an STM32 microcontroller
• Interface: I2C via Grove, address 0x26
• Size: 56 × 24 × 11.3 mm

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.