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BMP280-3.3 is a high-performance digital barometric pressure sensor module with outstanding precision and stability. It can precisely measure atmospheric pressure and ambient temperature, and serves as an ideal upgrade replacement for BMP180 and BMP186. Adopting 3.3V power supply design, it features low power consumption and strong anti-interference ability. Compatible with I2C and SPI mainstream communication protocols, it is easy to match with various development boards. Widely applied in weather station production, altitude positioning, smart home environmental detection and electronic DIY projects.