艾爾賽BME280大氣壓強傳感器模塊同時提供I2C和SPI通信協(xié)議,包含溫濕度傳感器和壓力傳感器,具有靈敏度高、體積小和低功耗損耗等優(yōu)點。
產(chǎn)品特性:
感測大氣壓強:能對大氣壓強進行感測
感測溫濕度:能對溫濕度進行感測
模塊工作電壓:模塊工作電壓為3.3V-5V
BME280模塊詳細的參數(shù)介紹:
- Humidity sensor
Response time (τ63%) 1sAccuracy tolerance ± 3 % relative humidityHysteresis ≤ 2 % relative humidityPressure sensor
Pressure range 300 … 1100 hPa (equiv. to +9000…-500 m above/below sea level)
Relative accuracy ±0.12 hPa, equiv. to ±1 m (950 … 1050hPa @25°C)
Absolute accuracy typ. ±1 hPa (950 ...1050 hPa, 0 ...+40 °C)
- Temperatur Sensor
Operating range Operational -40°C - +85°C / Full accuracy 0°C - +65°C
- Digital interfaces I2C (up to 3.4 MHz) / SPI (3 and 4 wire, up to 10 MHz)
- Current consumption 2.7μA @ 1 Hz sampling rate