Proximity - HC-SR04 I2C Backpack
Ping Proximity example that uses an HCSR04 ultrasonic sensor and an I2C backpack (see backpack documentation.
Breadboard for "Proximity - HC-SR04 I2C Backpack"
Fritzing diagram: docs/breadboard/proximity-hcsr04-i2c.fzz
Run this example from the command line with:
node eg/proximity-hcsr04-i2c.js
var five = require("johnny-five");
var board = new five.Board();
board.on("ready", function() {
var proximity = new five.Proximity({
controller: "HCSR04I2CBACKPACK",
freq: 100,
});
proximity.on("data", function() {
console.log("Proximity: ");
console.log(" cm : ", this.cm);
console.log(" in : ", this.in);
console.log("-----------------");
});
proximity.on("change", function() {
console.log("The obstruction has moved.");
});
});
License
Copyright (c) 2012, 2013, 2014 Rick Waldron waldron.rick@gmail.com Licensed under the MIT license. Copyright (c) 2016 The Johnny-Five Contributors Licensed under the MIT license.