它能够简化编程，加快中断处理并为其他设备空出中断资源。

This simplifies programming, speeds up interrupt processing and frees up interrupts for other devices.

youdao

它能够简化编程，加快中断处理并为其他设备空出中断资源。

This simplifies programming, speeds up interrupt processing and frees up interrupts for other devices.

youdao