Hi！ I was using the UNO R4 MINIMA and noticed something. There is an RX / TX LED, but it has never glowed. I tried communication with both serial (USB) and serial1 (D0/D1), but the LED did not light up in either. Is this just me?

Do RX/TX LEDS glow?

ichirowo August 4, 2023, 11:56am 5

Thank you for telling us.

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