Once the driver receives the coordinates, it signals the user applications about the touch and the availability of any data, and sends the applications the data (if that is possible).

一旦驱动程序接收到坐标，它就将有关触摸和任何可用数据的信号发送给用户应用程序，并将数据发送给应用程序(如果可能的话)。

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The role of the device driver, then, is to query the touch screen controller whenever an interrupt occurs, and to ask the controller to send the coordinates of the touch.

然后，这个设备驱动程序的角色是每当出现中断时就查询触摸屏控制器，并请求控制器发送触摸的坐标。

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For Apple, the one-year-old app Store has been a key driver of sales of its iPhone and iPod touch devices, by giving consumers new applications to keep coming back to download.

对苹果来说，开业一年的App Store一直是其销售iPhone和iPod触摸装置的主要驱动力，不断提供给消费者新的应用程序，让他们不断回来下载。

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Unlike the signals on its vehicles in the U.S., this indicator flashes three times at the driver's touch and then shuts off.

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Safe Driver is for i Phones, i Pads, and the iPod touch.

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In March, BMW rolled out a concept car with a touch-sensitive surface that allows the driver to control the heating and music systems via gestures.

FORBES: Written by Bryan Nelson