BMP280 Digital Pressure & Temperature Sensor Module I2C SPI for ESP32 Arduino

BMP280 Digital Pressure & Temperature Sensor Module – I2C/SPI for ESP32 & Arduino

The BMP280 is a high-precision digital barometric pressure and temperature sensor from Bosch Sensortec. This breakout module exposes both I2C and SPI interfaces, making it plug-and-play compatible with virtually every microcontroller platform. It is widely used in weather stations, altitude measurement, and indoor climate monitoring applications.

Key Specifications

• Sensor: Bosch BMP280
• Measurements: Barometric Pressure + Temperature
• Pressure Range: 300–1100 hPa (±1 hPa accuracy)
• Temperature Range: −40°C to +85°C (±0.5°C accuracy)
• Interface: I2C (address 0x76/0x77) and SPI
• Operating Voltage: 3.3V / 5V (onboard regulator)
• Current Consumption: 2.7µA at 1Hz sampling

Compatibility & Use Cases

The BMP280 module is fully compatible with Arduino, ESP32, ESP8266/NodeMCU, Raspberry Pi Pico, and other I2C/SPI-capable boards. Common applications include:

• DIY weather stations and barometric pressure loggers
• Altitude measurement for drones and UAVs
• Indoor climate monitoring IoT nodes
• HVAC control and smart home automation
• Wearable and portable environmental sensors

Use with the Adafruit BMP280 or Adafruit Unified Sensor library for quick integration with Arduino and ESP32 projects.

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