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DS1307 I2C real time clock chip (RTC)
24C32 32K I2C EEPROM memory
Using LIR2032 rechargeable lithium battery and charging circuit with
DS1307 with battery backup can not solve the problem of literacy .
Fully charged, can provide DS1307 timing 1 year.
Compact design , 27mm * 28mm * 8.4mm
Leads to the DS1307 clock pin provides the clock signal for the microcontroller
24C32 32K I2C EEPROM memory
Using LIR2032 rechargeable lithium battery and charging circuit with
DS1307 with battery backup can not solve the problem of literacy .
Fully charged, can provide DS1307 timing 1 year.
Compact design , 27mm * 28mm * 8.4mm
Leads to the DS1307 clock pin provides the clock signal for the microcontroller
