diff options
Diffstat (limited to 'libraries/Wire/examples')
6 files changed, 0 insertions, 259 deletions
diff --git a/libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.ino b/libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.ino deleted file mode 100644 index 9c41c18..0000000 --- a/libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.ino +++ /dev/null @@ -1,87 +0,0 @@ -// I2C SRF10 or SRF08 Devantech Ultrasonic Ranger Finder -// by Nicholas Zambetti <http://www.zambetti.com> -// and James Tichenor <http://www.jamestichenor.net> - -// Demonstrates use of the Wire library reading data from the -// Devantech Utrasonic Rangers SFR08 and SFR10 - -// Created 29 April 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 communication at 9600bps -} - -int reading = 0; - -void loop() -{ - // step 1: instruct sensor to read echoes - Wire.beginTransmission(112); // transmit to device #112 (0x70) - // the address specified in the datasheet is 224 (0xE0) - // but i2c adressing uses the high 7 bits so it's 112 - Wire.write(byte(0x00)); // sets register pointer to the command register (0x00) - Wire.write(byte(0x50)); // command sensor to measure in "inches" (0x50) - // use 0x51 for centimeters - // use 0x52 for ping microseconds - Wire.endTransmission(); // stop transmitting - - // step 2: wait for readings to happen - delay(70); // datasheet suggests at least 65 milliseconds - - // step 3: instruct sensor to return a particular echo reading - Wire.beginTransmission(112); // transmit to device #112 - Wire.write(byte(0x02)); // sets register pointer to echo #1 register (0x02) - Wire.endTransmission(); // stop transmitting - - // step 4: request reading from sensor - Wire.requestFrom(112, 2); // request 2 bytes from slave device #112 - - // step 5: receive reading from sensor - if(2 <= Wire.available()) // if two bytes were received - { - reading = Wire.read(); // receive high byte (overwrites previous reading) - reading = reading << 8; // shift high byte to be high 8 bits - reading |= Wire.read(); // receive low byte as lower 8 bits - Serial.println(reading); // print the reading - } - - delay(250); // wait a bit since people have to read the output :) -} - - -/* - -// The following code changes the address of a Devantech Ultrasonic Range Finder (SRF10 or SRF08) -// usage: changeAddress(0x70, 0xE6); - -void changeAddress(byte oldAddress, byte newAddress) -{ - Wire.beginTransmission(oldAddress); - Wire.write(byte(0x00)); - Wire.write(byte(0xA0)); - Wire.endTransmission(); - - Wire.beginTransmission(oldAddress); - Wire.write(byte(0x00)); - Wire.write(byte(0xAA)); - Wire.endTransmission(); - - Wire.beginTransmission(oldAddress); - Wire.write(byte(0x00)); - Wire.write(byte(0xA5)); - Wire.endTransmission(); - - Wire.beginTransmission(oldAddress); - Wire.write(byte(0x00)); - Wire.write(newAddress); - Wire.endTransmission(); -} - -*/ diff --git a/libraries/Wire/examples/digital_potentiometer/digital_potentiometer.ino b/libraries/Wire/examples/digital_potentiometer/digital_potentiometer.ino deleted file mode 100644 index 38da1c5..0000000 --- a/libraries/Wire/examples/digital_potentiometer/digital_potentiometer.ino +++ /dev/null @@ -1,39 +0,0 @@ -// I2C Digital Potentiometer -// by Nicholas Zambetti <http://www.zambetti.com> -// and Shawn Bonkowski <http://people.interaction-ivrea.it/s.bonkowski/> - -// Demonstrates use of the Wire library -// Controls AD5171 digital potentiometer via I2C/TWI - -// Created 31 March 2006 - -// This example code is in the public domain. - -// This example code is in the public domain. - - -#include <Wire.h> - -void setup() -{ - Wire.begin(); // join i2c bus (address optional for master) -} - -byte val = 0; - -void loop() -{ - Wire.beginTransmission(44); // transmit to device #44 (0x2c) - // device address is specified in datasheet - Wire.write(byte(0x00)); // sends instruction byte - Wire.write(val); // sends potentiometer value byte - Wire.endTransmission(); // stop transmitting - - val++; // increment value - if(val == 64) // if reached 64th position (max) - { - val = 0; // start over from lowest value - } - delay(500); -} - diff --git a/libraries/Wire/examples/master_reader/master_reader.ino b/libraries/Wire/examples/master_reader/master_reader.ino deleted file mode 100644 index 4124d7d..0000000 --- a/libraries/Wire/examples/master_reader/master_reader.ino +++ /dev/null @@ -1,32 +0,0 @@ -// 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); -} diff --git a/libraries/Wire/examples/master_writer/master_writer.ino b/libraries/Wire/examples/master_writer/master_writer.ino deleted file mode 100644 index ccaa036..0000000 --- a/libraries/Wire/examples/master_writer/master_writer.ino +++ /dev/null @@ -1,31 +0,0 @@ -// 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 - -// This example code is in the public domain. - - -#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.write("x is "); // sends five bytes - Wire.write(x); // sends one byte - Wire.endTransmission(); // stop transmitting - - x++; - delay(500); -} diff --git a/libraries/Wire/examples/slave_receiver/slave_receiver.ino b/libraries/Wire/examples/slave_receiver/slave_receiver.ino deleted file mode 100644 index 60dd4bd..0000000 --- a/libraries/Wire/examples/slave_receiver/slave_receiver.ino +++ /dev/null @@ -1,38 +0,0 @@ -// 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 -} diff --git a/libraries/Wire/examples/slave_sender/slave_sender.ino b/libraries/Wire/examples/slave_sender/slave_sender.ino deleted file mode 100644 index d3b238a..0000000 --- a/libraries/Wire/examples/slave_sender/slave_sender.ino +++ /dev/null @@ -1,32 +0,0 @@ -// 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 -} |