From what I understand the serial.available() reports how many characters are available in the buffer, so checking if(serial.available()) will return TRUE is 1 or more characters are in the buffer. It is also my understanding that reading the character from the buffer, serial.read() will remove tha…

Question about .available()

pylon May 23, 2012, 3:32pm 3

What version of which library do you use? In my version of the SoftwareSerial libary (IDE 1.0) the byte read is removed from the buffer.

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