i connected D9 to ground with 10k resistor and when ever there is no 5V, the whole display turn off but the arduino doesnt stop the stopwatch, when i give 5v, the display light up and doesnt start from zero because its still counting up
i connected D9 to ground with 10k resistor and when ever there is no 5V, the whole display turn off but the arduino doesnt stop the stopwatch, when i give 5v, the display light up and doesnt start from zero because its still counting up