2. Xiaomi 4 is equipped with those sensors as follows:
1. The barometer
judges the height of the equipment through the atmospheric pressure test, and this function is integrated in the compass APP to display the air pressure and sea waves at the position.
2. Electronic compass
A method of determining the North Pole by using geomagnetic field with electronic technology, and this function is also integrated into the compass APP.
3. Gravity sensing
completes the conversion from gravity change to electrical signal, so that the screen will automatically rotate when the mobile phone is in vertical or horizontal position, and it can replace up, down, left and right when playing games.
4. Light sensing
Generally located above the screen equipment, it automatically adjusts the screen brightness according to the light brightness, thus bringing the best visual effect.
5. Gyroscope
can accurately determine the orientation of moving objects. At present, mobile phones are mainly used for games, and the direction can be changed by simply moving the position of the mobile phone.
6. Infrared
is located at the top right end of Mi4, which can be used to remotely control air conditioners, televisions, etc. At present, 2853 devices have been supported.
7. The Hall sensor
is a micro-power passive sensor, which generates a switch function under the action of a magnetic field, so that the magnetic protection cover can support the intelligent wake-up screen.
8. The distance sensor
is located on the left side of the receiver, and automatically turns off the screen when it is close to the ear of the screen when making a phone call to prevent the screen from touching by mistake.