A real time clock module maintains operating and timing parameters in "non-volatile" or persistentmemory when an integrated circuit is powered down.
实时时钟模块的维护工作和时间“非易失性”，或当一个永久的记忆集成电路关机参数。
2
Chris Brewin at University College London has confirmed that people suffering from depression or post-traumatic stress disorder (PTSD) are especially prone to this sort of persistentmemory.
伦敦大学学院的克里斯·布鲁因证实了患有抑郁症或创伤后压迫紊乱症的人尤其倾向于具有这种永久记忆。
3
This naturally places restrictions on them as a computing platform; compute resources tend to be limited, in terms of processing power, memory, and persistent storage.