Power button lights up in red during operation and standby mode.

电源按钮红灯亮起表示在操作过程中和待机模式。

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Tick counter function: tick-interrupt or wake-up from power-off mode.

时钟计数功能：时钟节拍中断或从断电模式中唤醒。

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Tick counter function: tick-interrupt or wake-up from power-off mode.

时钟计数功能：时钟节拍中断或从断电模式中唤醒。

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