Everything is well connected. The 32khz pin is not necessary here and SQW is not used because I don't use interruptions in this program (I've already researched this and realized that using interruptions is the best way to operate the DS3231 module, so I'm working on it).
Hello everyone.
I'm working on an automatic irrigation system using Arduino Mega 2560, TFT screen ILI9488, RTC module DS3231 and a KY-023 joystick module in a physical assembly (schematics are shown below).
Everything works fine. The problem is that the RTC doesn't keep the correct time. When...