| 摘要 |
A displacement detecting apparatus, comprising: a first detecting module, for detecting displacement for an object on a detecting surface of the displacement detecting apparatus to generate first location information, and for generating a first control signal according to the first location information; a second detecting module, for detecting a target, and for detecting second location information for the displacement detecting apparatus relative to the target, and for generating a second control signal according to the second location information; and a switch apparatus, for selectively outputting at least one of the first control signal and the second control signal.
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