... query facilities 查询设施 query interrupt 查询中断 query language 查询语言 ...
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同时通过中断查询方式 FTNT
当主机查询中断端点,获悉新设备是目前。
When the host polls this interrupt endpoint, it learns that the new device is present.
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。
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.
一般来说,他们需要确定什么时候需要中断应用程序以及如何中断应用程序中的查询。
In general, they need to decide when their applications need to break and how the queries in their applications break. The options for when the applications can break are.
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