diff options
Diffstat (limited to 'libraries/Wire/examples/master_reader')
| -rw-r--r-- | libraries/Wire/examples/master_reader/master_reader.ino | 32 | 
1 files changed, 32 insertions, 0 deletions
| diff --git a/libraries/Wire/examples/master_reader/master_reader.ino b/libraries/Wire/examples/master_reader/master_reader.ino new file mode 100644 index 0000000..74f0155 --- /dev/null +++ b/libraries/Wire/examples/master_reader/master_reader.ino @@ -0,0 +1,32 @@ +// Wire Master Reader +// by Nicholas Zambetti <http://www.zambetti.com> + +// Demonstrates use of the Wire library +// Reads data from an I2C/TWI slave device +// Refer to the "Wire Slave Sender" example for use with this + +// Created 29 March 2006 + +// This example code is in the public domain. + + +#include <Wire.h> + +void setup() +{ +  Wire.begin();        // join i2c bus (address optional for master) +  Serial.begin(9600);  // start serial for output +} + +void loop() +{ +  Wire.requestFrom(2, 6);    // request 6 bytes from slave device #2 + +  while (Wire.available())   // slave may send less than requested +  { +    char c = Wire.read(); // receive a byte as character +    Serial.print(c);         // print the character +  } + +  delay(500); +} | 
