PowerOff: it turn off dso scope power, call it at ending when quit program.

在程序退出之前，关掉示波器电源，使示波器处在休眠状态。

youdao

PowerOff: it turn off dso scope power, call it at ending when quit program.

在程序退出之前，关掉示波器电源，使示波器处在休眠状态。

youdao