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authorDavid A. Mellis <d.mellis@arduino.cc>2007-10-06 13:02:43 +0000
committerDavid A. Mellis <d.mellis@arduino.cc>2007-10-06 13:02:43 +0000
commit179fcdbda432ff33a921a70994087b08b2a79caa (patch)
treedb62b71d303b5b13876773552451406b13cc66cf /core/libraries/Wire/examples/master_writer
Moving things around - creating the hardware directory and sticking all the avr code, etc. in there.
Diffstat (limited to 'core/libraries/Wire/examples/master_writer')
-rw-r--r--core/libraries/Wire/examples/master_writer/master_writer.pde28
1 files changed, 28 insertions, 0 deletions
diff --git a/core/libraries/Wire/examples/master_writer/master_writer.pde b/core/libraries/Wire/examples/master_writer/master_writer.pde
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+++ b/core/libraries/Wire/examples/master_writer/master_writer.pde
@@ -0,0 +1,28 @@
+// Wire Master Writer
+// by Nicholas Zambetti <http://www.zambetti.com>
+
+// Demonstrates use of the Wire library
+// Writes data to an I2C/TWI slave device
+// Refer to the "Wire Slave Receiver" example for use with this
+
+// Created 29 March 2006
+
+#include <Wire.h>
+
+void setup()
+{
+ Wire.begin(); // join i2c bus (address optional for master)
+}
+
+byte x = 0;
+
+void loop()
+{
+ Wire.beginTransmission(4); // transmit to device #4
+ Wire.send("x is "); // sends five bytes
+ Wire.send(x); // sends one byte
+ Wire.endTransmission(); // stop transmitting
+
+ x++;
+ delay(500);
+}