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RTC DS3231 AT24C32 I2C Real Time Clock (no battery) [BT]

RTC DS3231 AT24C32 I2C Real Time Clock (no battery) [BT]
Categories: Arduino+  Arduino Modules 
Product Code: ds3231_nobat
Views: 244
Availability: 8
Price: R44.95
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​​http://www.kerrywong.com/2014/07/19/ds3232-clock-frequency-calibration/

  • Size: 38mm, Weight: 8g, Operating voltage :3.3 - 5 .5 V, clock chip: high-precision DS3231
  • Clock Accuracy :0-40° range, the accuracy 2ppm, the error was about 1 minute
  • Calendar alarm clock with two programmable square-wave output
  • Real time clock generator seconds, minutes, hours, day, date, month and year timing and provide valid until the year 2100 leap year compensation
  • Chip temperature sensor comes with an accuracy of ± 3 °
  • Memory chips: AT24C32 (storage capacity 32Kbits)
  • I2C bus interface, the maximum transmission speed of 400KHz can be cascaded with other IIC device
  • 24C32 addresses can be shorted A0/A1/A2 modify default address is 0x57
  • With battery CR2032, to ensure the system after power failure.

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