This repository contains a complete and well-documented digital clock built using an Arduino Uno or Arduino Nano, a DS3231 high-accuracy real-time clock (RTC) module, and a 16×2 I2C LCD display. The ...
ESP32-C3 automatic plant watering system using capacitive moisture sensor and DS3231 real-time clock. Logs watering history to Google Sheets document. Configurable and firmware upgradable via ...
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