低功耗定时可以运行在以LSE，LSI或外部时钟驱动的情况下，包括停止模式。
The low-power timer has an independentclock and is running also in Stop mode if it is clocked by LSE, LSI or anexternal clock.
PSOne LCD需要一个更低的点时钟(范围是12 M - 15m)来驱动显示器。
The PSOne LCD requires a lower dot clock (in the range or 12m-15m) to drive the display.
图D：驱动印有时间刻度的单面纸带前进的莫必斯时钟。
Fig. D: Moebius clock advances a single-sided paper loop with printed times.
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