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Raspberry Pi RTC Expansion Module v1.1

Raspberry Pi RTC Expansion Module v1.1

  • $35.00 USD


The RTC module is specifically designed for Raspberry P

Description

The RTC module is specifically designed for Raspberry Pi. It communicated with Raspberry Pi through I2C bus. There is a Maxim DS1307 and CR1220 button cell on the board to keep the real time for a long time after the Raspberry Pi has it’s power off. In order to offer a convenient way to debug, there are five pins has been setup which are 5v, 3.3v, Rxd,Txd on board. 

FEATURES

  • Use Maxim DS1307 chip
  • Extends CR1220 button cell backup
  • Can be operated by a shell
  • Set a serial port connector
  • Programmable square-wave output signal
  • Consumes Less than 500nA in Battery-Backup Mode
  • Automatic Power-Fail Detect and Switch Circuitry
  • Programmable Square-Wave Output Signal

PARAMETERS

  • Accuracy ±2ppm from 0°C to +40°C
  • Work voltage 5V
  • Battery Backup Input for Continuous Timekeeping
  • Real-Time Clock Counts Seconds, Minutes, Hours, Day, Date, Month, and Year with Leap-Year • Compensation Valid Up to 2100
  • Work temperature 0°C to +70°C

PART LIST

  • 1 x RTC Module

i.


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