I have a huge code (more than 10000 lines), but is something like this: void setup() { Serial.begin(9600); // PC Serial1.begin(1200); // Flex Led Serial2.begin(1200); // FL do BMV que testa o BMC Serial3.begin(1200); // FL do BMC que testa o BMV Wire.begin(); // entra como mestre…

Serial.available() returns nothing on Atmega1280 (arduino mega)

nickgammon January 24, 2012, 11:33pm 2

Just to clarify, you mean they are returning zero? How do you know this? You might be getting a non-printable character.

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