- Description
Details
RTC WatchDog HAT (B) For Raspberry Pi, Onboard DS3231SN High Precision RTC Chip
RTC WatchDog HAT (B) for Raspberry Pi
Real time clock, watchdog, all in one compact module
Designed for Raspberry Pi series
Standard Raspberry Pi 40PIN GPIO header, for Raspberry Pi series boards, Jetson Nano
for reference ONLY, the Raspberry Pi boards and Jetson Nano are NOT included.
Auto reset monitoring
monitoring circuit with auto reset function, using I2C communication
High precision RTC
incorporates DS3231SN high precision RTC chip, with backup battery holder
What's On Board
- USB Type-C power input
- CH32V003 watchdog
- CR1220 RTC battery holder
RTC power supply, supports CR1220 button cell - Watchdog status indicator
- Blinking rapidly at a frequency of 100ms when the watchdog overflows
- After the watchdog overflows and runs the reboot command, it will blink at a frequency of 500ms if the host is detected as not having powered off
- Keeps on when the watchdog function is turned on
- Keeps off when the watchdog function is turned off
- Power indicator
- Raspberry Pi 40PIN GPIO header
for connecting to Raspberry Pi - RTC chip
DS3231 high precision RTC chip - Watchdog reset pin selection
- Control interface
for use with other host boards
Pinout definition
Product show
Outline dimensions
Resources & Services
* Resources for different product may vary, please check the wiki page to confirm the actually provided resources.
Weight: 0.028 kg
Quick Overview
- RTC WatchDog HAT (B) x1
- 2×20PIN female header x1
- Standoffs pack x1
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