Arduino Library for RTCs, Ds1302, Ds1307, Ds3231, Ds3232, Ds3234 and Pcf8563/BM8563 with deep support. Please refer to the Wiki for more details. Please use the Github Discussions to ask questions as the GitHub Issues feature is used for bug tracking.

Commonly used I2C , SPI device multi-platform libraries

Micropython modules for the M5StickC Plus

Platform agnostic I2C driver for PCF8563 RTC

@LilyGO® T-Watch S3 feature implementation for @esphome

PCF8563 RTC Driver for esp-idf

Power-on Self Test for LilyGO T-Echo (Nordic nRF52840 based) LoRaWAN GNSS tracker

MicroPython for ESP32 with psRAM support

RTC : NXP Semiconductors PCF8563 (I2C) controler for Arduino

This is an Ardunio library implementing a unified, minimalistic interface to many I2C RTCs

Arduino Code for various Sensors modified to work in the pico-c-sdk

A modern Arduino RTC library, with usability in mind and not reinventing the wheel.

a PCB of PCF8563 RTC with Grove I2C for M5Stack and M5Atom synchronized with NTP

Reloj con horas, minutos y segundos, desarrollado con ESP8266, 3 OLED SSD1306, RTC PCF8563 y MUX TCA9548A

Low energy measurement station to measure vital human parameters.

Arduino sketch built to set the date and time on a PCF8563 either automatically or manually

A library to interace esp chips with the NXP PCF8563 Real time clock (RTC) in the Arduino (c++) Framework.

RTC based nixie clock with temperature sensor