Hi all! I have an RFID reader outputting a string of hex digits that are printed to the Serial monitor (as hex digits). I want them to be decoded to be their corresponding ASCII characters instead. For example, I will get something like epc[54 65 73 74 4D 63 4B 65 6C 6C 61 72] (running great) and th…

Is this what you mean? Serial.print(char(nano.msg[31 + x]));

Converting HEX to ASCII

groundFungus November 7, 2021, 6:50pm 2

I suggest that you post a minimal verifiable sketch.

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