两个开关依靠重力依次开闭,软件上控制好开闭的次序和速度,就可以轻易地滤掉随意的甩晃动作。<br /><br />关键是这句话:<u>Moving the watch to a position that is parallel to the ground and then tilting it towards you more than 40 degrees</u> causes the backlight to turn on.
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