Waveshare RTC WatchDog HAT (B) for Raspberry Pi, Onboard DS3231SN High Precision RTC Chip

WaveshareSKU: RB-Wav-1512
Manufacturer #: 25766

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Sale price $18.56

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Description

  • Waveshare RTC WatchDog HAT (B) for Raspberry Pi, Onboard DS3231SN High Precision RTC Chip
  • Integrates RTC and watchdog into one unit
  • Features high precision DS3231SN chip
  • Supports USB Type-C power input
  • Includes CR1220 RTC battery holder
  • Offers seamless Raspberry Pi connection

The Waveshare RTC WatchDog HAT (B) for Raspberry Pi, Onboard DS3231SN High Precision RTC Chip is a versatile module designed for Raspberry Pi series boards. It integrates a real-time clock and watchdog functionality into a single compact unit. The module features a standard 40-pin GPIO header, facilitating seamless connection with Raspberry Pi boards. It employs I2C communication and includes an auto-reset monitoring circuit. The high precision RTC is powered by the DS3231SN chip, complemented by a backup battery holder, ensuring reliable timekeeping even during power interruptions.

  • 1x Waveshare RTC WatchDog HAT (B) for Raspberry Pi, Onboard DS3231SN High Precision RTC Chip
  • 1x 2×20pin female header
  • 1x Standoffs pack
  • USB Type-C power input
  • CH32V003 watchdog
  • CR1220 RTC battery holder
  • RTC power supply supports CR1220 button cell
  • Watchdog status indicator blinks rapidly at 100ms when the watchdog overflows
  • Indicator blinks at 500ms if the host is detected as not having powered off
  • Indicator remains on when the watchdog function is activated
  • Indicator remains off when the watchdog function is deactivated
  • Power indicator
  • Raspberry Pi 40PIN GPIO header for connection to Raspberry Pi
  • DS3231 high precision RTC chip
  • Watchdog reset pin selection
  • Control interface for use with other host boards

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