官网文档中都有这个属性呢  from machine import RTC import time rtc = RTC() rtc.datetime((2024, 8, 22, 3, 8, 34, 36, 0)) while True: print(rtc.datetime()) time.sleep(0.5) rtc.alarm((2024, 8, 22, 3, 8, 35, 36, 0)) //AttributeError: 'RTC' object has no attribute 'alarm'