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Gauthier Provost 2020-04-15 22:41:48 +08:00
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docs/helios64/rtc.md
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# Real Time Clock (RTC)
Helios64 has an on-board RTC clock which is provided by the Power Management IC (PMIC) RK808-D. The RTC functions provided by the PMIC include second/minute/hour/day/month/year information, alarm wake up as well as time calibration.
![RTC](/helios64/img/rtc/rtc_diagram.jpg)