Tiny RTC I2C module 24C32 memory DS1307 clock module module

DS1307 I2C real -time clock chip (RTC)
24C32 32K I2C EEPROM memory

Solve the problem that DS1307 cannot read and write with spare batteries.
After full charging, it can provide DS1307 chronograph for 1 year.
Small design, 27mm*28mm*8.4mm
Lead the clock led by DS1307 to provide a clock signal for the single -chip microcomputer.
Can be classified as other I2C devices.

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