Hackaday

Parts: ChronoDot RTC Module (DS3231)

Macetech’s ChronoDot is a Real Time Clock module for projects requiring highly accurate time keeping and measurement. The ChronoDot uses the DS3231 chip, which features a TCXO to compensate for ...
GitHub

103030278_High_Accuracy_Pi_RTC-DS3231.md

The High Accuracy Pi RTC is based on the clock chip DS3231, the DS3231 is a low-cost, extremely accurate I2C realtime clock (RTC). It can provide a real-time clock(RTC) for raspberry pi via the UART ...
note

RTCモジュール（DS3231）を試す（1）

DS1302、40NTD（約150円）と格安なのはいいのですが、どうも誤差が大きくて一日で十秒以上もずれてしまいます。およその時間を取得するにはいいですが、 みたいなことをやったところ、誤差が大きすぎて、かなり「残念！」な時計になってしまいました。
GitHub

Project Example - DS3231/VSCode

Time is critical in embedded systems. This guide empowers you to integrate the accurate DS3231 Real-Time Clock (RTC) module effortlessly. NUCLEO-G0B1RE - This will be the foundation for your project, ...
IEEE

Uninterrupted Clock Using GPS, DS3231 RTC & NTP Pool Server

Abstract: Through the use of the Espressif Systems32(ESP32) microcontroller's embedded Global Positioning System (GPS) Neo 6m module, DS3231 RTC, Network time protocol(NTP) Pool Server, and Organic ...