- Color: Blue
- Material: Circuit board
- Memory storage: 24C32 32K I2C EEPROM
- With CR2032 battery
- With reading and writing function
- Using time: About 1 year (Fully charged)
- Provide clock signal for microcontroller
- Cascade other I2C devices
- With full BCD clock calendar chip of 56byte non-volatile RAM
- Address and data transmission via serial cable with dual-line dual-direction
- The chip can provide second, minute, hour etc information.
- AM/PM mark, for working 24-hour or 12-hour
- Built-in power sensor circuit in the chip, with brownout detection and battery switch function
- Under battery backup mode, power consumption is below 500uA
- Accurate calendar up to year 2100
- Great for DIY project