ZYAMY 3pcs DS3231 AT24C32 IIC Precision RTC Real Time Clock Memory Module
- DS3231 is a low-cost, extremely accurate I2C real-time clock (RTC), with an integrated temperature-compensated crystal oscillator (TCXO) and crystal..
- RTC maintains seconds, minutes, hours, day, date, month, and year information. Less than 31 days of the month, the end date will be automatically adjusted, including corrections for leap year..
- The clock operates in either the 24 hours or band / AM / PM indication of the 12-hour format..
- Provides two configurable alarm clock and a calendar can be set to a square wave output. Address and data are transferred serially through an I2C bidirectional bus..
- The device integrates a very precise digital temperature sensor, On-chip power supply control circuit can automatically detect and manage the main and standby power (i.e., low-voltage battery) to switch between the power supply..