node-red-contrib-smartnode
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this project is a nodejs package for making the nodered support the Smart Device development. the pacakge require node-red enviroment.
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JavaScript
/**
* Copyright 2015, 2015 MakerCollider.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
**/
module.exports = function(RED){
var sensorObj = require("jsupm_mpu9150");
function attitude(config) {
RED.nodes.createNode(this, config);
this.interval = config.interval;
var node = this;
var is_on = false;
var waiting;
var sensor = new sensorObj.MPU60X0();
sensor.init();
var x = new sensorObj.new_floatp();
var y = new sensorObj.new_floatp();
var z = new sensorObj.new_floatp();
var x1 = new sensorObj.new_floatp();
var y1 = new sensorObj.new_floatp();
var z1 = new sensorObj.new_floatp();
console.log("init done\n");
this.on('input', function(msg) {
//use 'injector' node and pass string to control virtual node
var payload = msg.payload>>>0;
console.log("recv msg: " + payload);
if (payload) {
//switch on
if (is_on == false) {
is_on = true;
waiting = setInterval(readMpu6050Value,node.interval);
}
}//switch off
else {
if (is_on == true) {
is_on = false;
node.status({fill: "red", shape: "ring", text: "no signal"});
clearInterval(waiting);
}
}
});
this.on('close', function() {
node.status({fill: "red", shape: "ring", text: "no signal"});
clearInterval(waiting);
});
function readMpu6050Value()
{
sensor.update();
sensor.getAccelerometer(x, y, z);
sensor.getGyroscope(x1, y1, z1);
var tempe = sensor.getTemperature();
var X = Math.floor(sensorObj.floatp_value(x));
var Y = Math.floor(sensorObj.floatp_value(y));
var Z = Math.floor(sensorObj.floatp_value(z));
var X1 = Math.floor(sensorObj.floatp_value(x1));
var Y1 = Math.floor(sensorObj.floatp_value(y1));
var Z1 = Math.floor(sensorObj.floatp_value(z1));
console.log("A("+X+","+Y+","+Z+"), G("+X1+","+Y1+","+Z1+"), T("+tempe+")");
node.status({fill: "red", shape: "dot", text: "A("+X+","+Y+","+Z+"), G("+X1+","+Y1+","+Z1+"), T("+tempe+")"});
var msg = { payload:X+","+Y+","+Z };
var msg1 = { payload:X1+","+Y1+","+Z1 };
var msg2 = { payload:tempe };
node.send([msg, msg1, msg2]);
}
}
RED.nodes.registerType("Attitude", attitude);
}