testing DS3231 Real time clock module with LCD keypad shield.The code consist of state handling for user to set date and time.
testing DS3231 Real time clock module with LCD keypad shield.The code consist of state handling for user to set date and time.
testing DS3231 Real time clock module with LCD keypad shield.The code consist of state handling for user to set date and time.
testing DS3231 Real time clock module with LCD keypad shield.The code consist of state handling for user to set date and time.