Yes RX0 and TX0 are connected to USB of Arduino Mega with a USB to UART converter chip. We can directly connect to TX0 and RX0 using an external USB to UART cable. It bypasses the internal conversion chip. It works then.
Yes RX0 and TX0 are connected to USB of Arduino Mega with a USB to UART converter chip. We can directly connect to TX0 and RX0 using an external USB to UART cable. It bypasses the internal conversion chip. It works then.