I have set an Atmega328 on a board and programmed it with avrdude and a R3 UNO board as shown in the image [image] the code that is uploaded on it contains some Serial communications Serial.print("...."); How can I see what it sends , without the need of any extra hardware ? Thanks in advance.

How can I communicate Serially with an Atmega328

afremont April 6, 2013, 1:19pm 3

I believe that if you connect the serial output pin of the other chip to pin 0 (RX) you will be able to see it on the serial monitor as long as the baud rate is correct.

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How can I communicate Serially with an Atmega328

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