“You will need:
Arduino UNO
oled screen 128x64 I2C
DS3231 I²C-Integrated RTC
buzzer
100k, 10K resistorsome
Potentiometer
button”
“You will need:
Arduino UNO
oled screen 128x64 I2C
DS3231 I²C-Integrated RTC
buzzer
100k, 10K resistorsome
Potentiometer
button”