RTC DS3231SN Real-time Clock Module for Arduino
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Product details
Description
RTC DS3231SN Real-time Clock Module for Arduino
Features:
- Using DS3231SN high-precision clock chip, built-in 32.768 crystal oscillator
- Can provide accurate year, month, day, hour, minute, second, AM and PM data
- Can output 1Hz signal, one signal per second
- Can use CR1220 coin cell to keep time
- I2C bus pull-up resistor welded by itself R1 R2 by yourself
- Pin spacing 22.86mm
Package includes:
- 1 x Module
- 1 x Pin
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