The resistor and the capacitor together were the timer, and the transistor worked as the switch.

电阻器和电容器一起组成计时器，晶体管作为开关。

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His motivation in working on the new scheduler was to create a completely o (1) scheduler for wakeup, context-switch, and timer interrupt overhead.

他编写这个新调度器的动机是为唤醒、上下文切换和定时器中断开销建立一个完全o(1)的调度器。

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Set a timer to go off when it's time to switch tasks.

设置定时器提醒到时转换任务。

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