Wire.available

Name
Wire.available - to test I2C data arrival

Description
It allows to know if new data are present/arrived in the rx (receive) buffer

Syntax

 * u8 I2C_available - (P8)


 * Parameters:
 * None


 * Returns/Output;
 * number of available bytes

Example
Slave_reader_I2C Master_reader_I2C  Slave_transmitter_I2C