Hi, i am working in a little project like an alarm, the neopixel is on while le LDR is sensig 100 or more and one the LDR detects below 50 the leds turn off and the buzzer sounds. My problem is that when the neopixel is on, a sound comes out of the buzzer (but the buzzer is no tone) and when the b…

Arduino nano, ldr, neopixel and buzzer

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