DS3231 Real Time Clock: Difference between revisions
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* Programmable Square-Wave Output Signal | * Programmable Square-Wave Output Signal | ||
* CR2032 backup battery | * CR2032 backup battery | ||
[https://datasheets.maximintegrated.com/en/ds/DS3231.pdf Datasheet] | [https://datasheets.maximintegrated.com/en/ds/DS3231.pdf Datasheet] | ||
Revision as of 14:52, 2 April 2019
- I2c
- Real time clock (date and time)
- Temperature sensor
- 2 alarms
- Programmable Square-Wave Output Signal
- CR2032 backup battery
Libraries
- https://github.com/jarzebski/Arduino-DS3231 : looks feature complete, but unmaintained
- https://github.com/rodan/ds3231 : I don't see temp funcs
- https://github.com/JChristensen/DS3232RTC : looks good, feature complete, maintained, good docs and examples.