diff options
Diffstat (limited to 'libraries/Wire/examples/slave_sender/slave_sender.ino')
| -rw-r--r-- | libraries/Wire/examples/slave_sender/slave_sender.ino | 32 | 
1 files changed, 32 insertions, 0 deletions
| diff --git a/libraries/Wire/examples/slave_sender/slave_sender.ino b/libraries/Wire/examples/slave_sender/slave_sender.ino new file mode 100644 index 0000000..4437ab1 --- /dev/null +++ b/libraries/Wire/examples/slave_sender/slave_sender.ino @@ -0,0 +1,32 @@ +// Wire Slave Sender +// by Nicholas Zambetti <http://www.zambetti.com> + +// Demonstrates use of the Wire library +// Sends data as an I2C/TWI slave device +// Refer to the "Wire Master Reader" example for use with this + +// Created 29 March 2006 + +// This example code is in the public domain. + + +#include <Wire.h> + +void setup() +{ +  Wire.begin(2);                // join i2c bus with address #2 +  Wire.onRequest(requestEvent); // register event +} + +void loop() +{ +  delay(100); +} + +// function that executes whenever data is requested by master +// this function is registered as an event, see setup() +void requestEvent() +{ +  Wire.write("hello "); // respond with message of 6 bytes +  // as expected by master +} | 
