diff options
| author | Tim Redfern <tim@eclectronics.org> | 2012-01-18 18:02:10 +0000 |
|---|---|---|
| committer | Tim Redfern <tim@eclectronics.org> | 2012-01-18 18:02:10 +0000 |
| commit | 8c3efb592b16b672fc353368c04d88d3a32cf1a2 (patch) | |
| tree | 9cf4887292432c656651012c5370009b4a69cddf /arduino_libs_1_0/Wire/examples/slave_receiver | |
| parent | fe92239d966f0219e8b7caf6335a776938b4e0e3 (diff) | |
Diffstat (limited to 'arduino_libs_1_0/Wire/examples/slave_receiver')
| -rw-r--r-- | arduino_libs_1_0/Wire/examples/slave_receiver/slave_receiver.ino | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arduino_libs_1_0/Wire/examples/slave_receiver/slave_receiver.ino b/arduino_libs_1_0/Wire/examples/slave_receiver/slave_receiver.ino new file mode 100644 index 0000000..60dd4bd --- /dev/null +++ b/arduino_libs_1_0/Wire/examples/slave_receiver/slave_receiver.ino @@ -0,0 +1,38 @@ +// Wire Slave Receiver +// by Nicholas Zambetti <http://www.zambetti.com> + +// Demonstrates use of the Wire library +// Receives data as an I2C/TWI slave device +// Refer to the "Wire Master Writer" example for use with this + +// Created 29 March 2006 + +// This example code is in the public domain. + + +#include <Wire.h> + +void setup() +{ + Wire.begin(4); // join i2c bus with address #4 + Wire.onReceive(receiveEvent); // register event + Serial.begin(9600); // start serial for output +} + +void loop() +{ + delay(100); +} + +// function that executes whenever data is received from master +// this function is registered as an event, see setup() +void receiveEvent(int howMany) +{ + while(1 < Wire.available()) // loop through all but the last + { + char c = Wire.read(); // receive byte as a character + Serial.print(c); // print the character + } + int x = Wire.read(); // receive byte as an integer + Serial.println(x); // print the integer +} |
