Arduino Library for Maxim Integrated DS3232 and DS3231 Real-Time Clocks

ESP32 with HTTP server, Telnet server, file system, FTP server FTP client, SMTP client, cron daemon and user management

swRTC is a library that implements a software-RTC on an Arduino board or an Atmel microcontroller

A simple LED dot matrix clock project based on Arduino Nano (ATmega328), also using a DS3231RTC module and a LDR sensor.

An STM32 HAL library for the DS3231 real-time clock IC.

Arduino library for the Microchip MCP79411/12 Real-Time Clock/Calendar

An STM32 HAL library for the DS1307 real-time clock IC.

Erriez 3-wire DS1302 Real Time Clock library for Arduino

Access the DS3231M I2C Realtime Clock

Arduino library for the Seiko Epson RX8025T RTC.

Arduino Real Time Alarm Clock DS3231 with TM1638. Arduino Clock with Battery backup (real time clock), Time, Date, Alarm, Temperature, TM1638 seven segment module output and input, Display Sleep mode.

Platform agnostic driver for the DS1307 real-time clock written in Rust using embedded-hal

Sketch for an Arduino-based Power Outage Logger

RP-Pico C library for DS3231 RTC module.

DS3231 Real Time Clock C Library (High Level Driver)

DS1307 RTC driver for ESP32 (esp-idf), STM32 (HAL), AVR (ATmega32) and Zynq PS side

A minimal but large clock in a Pelican 1040 Micro Case with CircuitPython.

Library to interface DS1307 and DS3231 real time clock ICs with arduino

Drivers for the Minix 3 operating system

Design of real time clock(RTC) using Verilog HDL