Waveshare 24658 BMP390 High Precision Barometric Pressure / Altitude / Temperature Measuring Sensor
Waveshare 24658 BMP390 High Precision Barometric Pressure / Altitude / Temperature Measuring Sensor
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Product details
Description
Features:
1. Onboard BMP390 sensor, can measure atmospheric pressure, altitude and temperature
2. Support I2C interface communication, can set I2C address, support I2C bus cascade
3. Support SPI interface communication, default is I2C interface, SPI can be enabled through CS chip select
4. Onboard level conversion circuit, compatible with 3.3V/5V working level
Product parameters:
1. Function: monitor atmospheric pressure, altitude, temperature
2. Application field: smart home
3. Communication interface: I2C / SPI
4. Air pressure measurement range: 300-1250hPa
5. Absolute air pressure accuracy: +/-0.5hPa (@300-1100hPa, 0 to 65 degrees Celsius)
6. Relative air pressure accuracy: +/-0.3hPa (@700-1100hPa, 25 to 40 degrees Celsius)
7. Temperature offset coefficient: +/-0.6Pa/K (@900hPa, 25 to 40 degrees Celsius)
8. Temperature absolute accuracy: +/-0.5 degrees Celsius (0 to 65 degrees Celsius)
9. Supported sampling rate: 200Hz
10. Operating temperature: -40 to 85 degrees Celsius
11. Product size: 32 x 20mm
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