[Wire]
Description
Returns the number of bytes available for retrieval with read(). This should be called on a master device after a call to requestFrom() or on a slave inside the onReceive() handler.
available()
inherits from the Stream utility class.
Parameters
None
Returns
The number of bytes available for reading.
See also
Libraries Reference Home
The text of the 86Duino reference is a modification of the Arduino reference and is licensed under a Creative Commons Attribution-ShareAlike 3.0 License. Code samples in the reference are released into the public domain.