Used Demo code "Custom_TickTimer_RTC01", if run on M0+, can not wakeup deepsleep mode. if the M0+ not in deepsleep mode, the rtc alarm can run 3s loops.
The problem has already been solved。
ARM CM0+ Vector(3~7) can wakeup deepsleep. Change the RTC_M0_RTC_IRQ from 15 to 6, The problem has already been solved.
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