conf_rtc.h File Reference

SAM RTC Driver Configuration Header.

Copyright (c) 2015-2018 Microchip Technology Inc. and its subsidiaries.

Macros
#define	RTC_CLOCK_SOURCE   RTC_CLOCK_SELECTION_ULP1K
	Select RTC clock. More...

#define RTC_CLOCK_SOURCE   RTC_CLOCK_SELECTION_ULP1K

Select RTC clock.

Use 1.024kHz from 32kHz internal ULP oscillator(OSCULP32K) for RTC clock , before using the clock, OSCULP32K and its 1kHz output should be enabled in the clock configuration file.

Referenced by rtc_calendar_init().