Mobile phone for testing concentration of PM2.5 dust
A technology of dust concentration detection and mobile phone, which is applied in the field of communication, can solve the problems of cumbersome and inability to combine mobile phones, and achieve the effect of reducing power consumption
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[0024] In order to make the technical means, creative features, goals and effects achieved by the present invention easy to understand, the present invention will be further described below in conjunction with specific illustrations.
[0025] refer to figure 1 , mobile phone for PM2.5 dust concentration detection, including:
[0026] Temperature and humidity detection module: The temperature and humidity detection module is mainly composed of temperature and humidity sensors. The temperature and humidity sensors integrate humidity sensitive elements inside, and the temperature and humidity information is converted into analog electrical signals and amplified. The temperature and humidity sensor is connected to the processor through the I2C bus, and the processor can use the I2C bus to read the analog electrical signal of the temperature and humidity sensor.
[0027] Dust sensor module: The dust sensor module mainly includes a dust sensor, and the sensor adopts the principle o...
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