A hardware debugging tool that allows you toview the voltage on one or more electrical lines. For example, youmight use an oscilloscope to determine if a particular interrupt iscurrently asserted.

• 一种硬件调试工具,它让你能观察到一个或更多电路上的电压。例如:如果一个特殊的中断发生,你可以用一个示波器去检测它。