DS1307 Tiny RTC

Tiny-RTC-1.jpg
Tiny-RTC-2.jpg
Specification:

This tiny RTC module is based on the clock chip DS1307 which supports the I2C protocol. It uses a Lithium cell battery (CR1225). The clock/calendar provides seconds, minutes,https://www.arduino.cc/reference/en/libraries/rtclib/ hours, day, date, month, and year information. The end of the month date is automatically adjusted for months with fewer than 31 days, including corrections for leap year. The clock operates in either the 24-hour or 12-hour format with AM/PM indicator.



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Programming



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Glenn Lyons VK4PK
glenn@LyonsComputer.com.au
Ver:gnl2021 - pre published v0.9