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C is a procedural programming language which is widely used in embedded systems. PLEASE NOTE: Arduino is typically programmed in C++, not C.

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AVR (Arduino Uno) Serial.print and Serial.println only printing 1 or 2 chars

I first used the Arduino IDE but now I'm using PlatformIO which is awesome. But I have some big trouble with Serial.print() and Serial.println(). To show this error I have the following example code: …
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