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Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC

Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC
Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC
Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC
Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC
Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC
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₹1,399.00
Ex GST: ₹1,185.59
  • Stock: In Stock
  • Model: 9533
  • SKU: SAT3703
  • Location: India
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This is a Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC. It is an easy way to enable a global positioning function for your Raspberry Pi.

What’s on Board:



USB Type-C power input

MAX705 watchdog

Watchdog output enable

1: enabled

0: disabled

CR1220 RTC battery holder: RTC power supply supports CR1220 button cell

Watchdog output warning: lights up if the watchdog is overflow

Raspberry Pi 40PIN GPIO header

RTC chip: DS3231 high precision RTC chip

Watchdog reset pin selection

Control interface for use with other host boards

Features :

  • MAX705 monitoring circuit with auto-reset function
  • Incorporates DS3231SN high precision RTC chip, with backup battery holder
  • Reset pin selection for switching watchdog
  • Indicator for watchdog output warning

Specifications:

Max705 Specifications:

Operating Voltage Range:1~5.5 V

Supply Current:150 µA

Reset Threshold Voltage:4.50~4.75 V

Watchdog Timeout Period:1~2.25 V

WDI Input Current: 50 µA

DS3231 Specifications:

Supply Voltage:2.3~5.5 V

Active Supply Current: (i)200 µA @3.3 V (ii)300 µA @5.5 V

Output Frequency:32.768 kHz

SCL Clock Frequency:100 kHz

Package Includes:

1 x Waveshare RTC WatchDog HAT for Raspberry Pi, Auto Reset, High Precision RTC

6 Months Warranty

This item is covered with a supplier warranty of 6 months from the time of delivery against manufacturing defects only. This is a quality product from the original manufacturer. Only manufacturing defects are covered under this warranty. Reimbursement or replacement will be done against manufacturing defects.

What voids the warranty:

If the product is subject to misuse, tampering, static discharge, accident, water or fire damage, use of chemicals & soldered or altered in any way.

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