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Results tagged with rtc
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user 95737
Real-Time Clock. Keeps track of current date/time. Some have batteries like the DS3231, and the DS3231 also has programmable alarms that can interrupt an Arduino.
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Code review for timer using RTC and OLED screen
Maybe there are some things I do with interrupts and the 'alarms' in the RTC? Just power on the display every other second maybe. … Setup
RTClib myRTC;
// Initializations for periodic sync with RTC
uint32_t remote_time = 0;
uint32_t sync_interval_ms = 1800000; // sync with RTC every sync_interval_ms milliseconds // about an hour …
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