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chenxin
2025-06-18 09:21:10 +08:00
commit b2b79996d7
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.pio/libdeps/esp32-s3-devkitc-1/RTClib/src/RTC_Micros.cpp Normal file
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#include "RTClib.h"
/**************************************************************************/
/*!
@brief Set the current date/time of the RTC_Micros clock.
@param dt DateTime object with the desired date and time
*/
/**************************************************************************/
void RTC_Micros::adjust(const DateTime &dt) {
lastMicros = micros();
lastUnix = dt.unixtime();
}
/**************************************************************************/
/*!
@brief Adjust the RTC_Micros clock to compensate for system clock drift
@param ppm Adjustment to make. A positive adjustment makes the clock faster.
*/
/**************************************************************************/
void RTC_Micros::adjustDrift(int ppm) { microsPerSecond = 1000000 - ppm; }
/**************************************************************************/
/*!
@brief Get the current date/time from the RTC_Micros clock.
@return DateTime object containing the current date/time
*/
/**************************************************************************/
DateTime RTC_Micros::now() {
uint32_t elapsedSeconds = (micros() - lastMicros) / microsPerSecond;
lastMicros += elapsedSeconds * microsPerSecond;
lastUnix += elapsedSeconds;
return lastUnix;
}