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Fermion: BME688 AI Environmental Sensor

SKU: SEN0629

The Fermion BME688 AI Environmental Sensor provides precise environmental monitoring capabilities, measuring temperature with ±0.5℃ accuracy, humidity with ±3%r.H. accuracy, and barometric pressure with ±0.6hPa accuracy. It features I2C/SPI communication and operates from 3.3V to 5.0V, offering reliable VOC measurement and an IAQ range of 0-500, making it ideal for smart homes, industrial monitoring, and health-related research.

Overview of Fermion: BME688 AI Environmental Sensor

Downloadable Resources

  • Docs
  • Tech Specs
    • 1. Example Code for Arduino-Reading Data Without IAQ

    This article provides a comprehensive guide on using Arduino with the BME688 sensor to read environmental data, excluding IAQ. It includes hardware and software preparation, wiring diagrams for I2C and SPI interfaces, and sample code for reading temperature, humidity, pressure, and gas resistance data, along with altitude calibration instructions.
    2. Example Code for Arduino-Reading Data With IAQ

    This guide provides a detailed walkthrough on reading IAQ data using Arduino and the BME688 sensor, covering hardware setup, software configuration, and precise code implementation for collecting environmental data.
    Reference

    This article serves as a detailed reference for the BME688 sensor, covering communication protocols like I2C and SPI, API functions for sensor data analysis, and its enhancements over the BME680. It includes library resources, technical documents, and compatibility tests, making it a valuable resource for those working with environmental sensors.

    Specification

    Parameter Value
    Working voltage 3.3V-5.0V(3.3V only on SPI side)
    Working current 5mA（Operating current of 25mA with VOC measurement turned on）
    Communications interface I2C/SPI
    Temperature measurement range -40℃~+85℃
    Temperature measurement accuracy ±0.5℃(0~65℃)
    Humidity measurement range 0-100%r.H.
    Humidity measurement accuracy ±3%r.H.(20-80% r.H.,25℃)
    Barometric Pressure Measurement Range 300-1100hPa
    Barometric Pressure Measurement accuracy ±0.6hPa(300-1100hPa,0~65℃)
    IAQ（Indoor Air Quality）range 0-500（Higher = worse air quality）
    Module Size 30 × 22(mm) / 1.18 x 0.87(inches)

    Pinout

    Pinout Descripton

    Pinout Name Description
    + VCC 3.3~5V Power
    - GND Ground
    C SCL I2C Clock
    D SDA I2C Data

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