PMU Active mode

In Active mode, the ARM Cortex-M0+ core, memories, and peripherals are clocked by the system clock or main clock.

The chip is in Active mode after reset and the default power configuration is determined by the reset values of the PDRUNCFG and SYSAHBCLKCTRL registers. The power configuration can be changed during run time.

Power configuration in Active mode

Power consumption in Active mode is determined by the following configuration choices:


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