diff options
author | Clyne Sullivan <tullivan99@gmail.com> | 2019-02-28 17:04:22 -0500 |
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committer | Clyne Sullivan <tullivan99@gmail.com> | 2019-02-28 17:04:22 -0500 |
commit | d6869d1ec4bd24cd2c3eafa534f0849b25ec5607 (patch) | |
tree | 79e54ed27b39c31864895535d11399708d5a45c0 /arduino/libraries/Wire/examples/slave_receiver/slave_receiver.ino | |
parent | 614ee97bf3a2270c413527a7f35c54cbecd9e601 (diff) |
added basic code
Diffstat (limited to 'arduino/libraries/Wire/examples/slave_receiver/slave_receiver.ino')
-rwxr-xr-x | arduino/libraries/Wire/examples/slave_receiver/slave_receiver.ino | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/arduino/libraries/Wire/examples/slave_receiver/slave_receiver.ino b/arduino/libraries/Wire/examples/slave_receiver/slave_receiver.ino new file mode 100755 index 0000000..60dd4bd --- /dev/null +++ b/arduino/libraries/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 +} |