From 8c7c1c75fe8cc269ffa6d9cc6676b5bb33bb47d5 Mon Sep 17 00:00:00 2001 From: Fede85 Date: Tue, 10 Sep 2013 18:50:42 +0200 Subject: Wire library to the 1.5 format --- .../examples/SFRRanger_reader/SFRRanger_reader.ino | 87 ---------------------- 1 file changed, 87 deletions(-) delete mode 100644 libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.ino (limited to 'libraries/Wire/examples/SFRRanger_reader/SFRRanger_reader.ino') 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 -// and James Tichenor - -// 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 - -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(); -} - -*/ -- cgit v1.2.3-18-g5258