101 lines
2.4 KiB
JavaScript
101 lines
2.4 KiB
JavaScript
var Tinkerforge = require('../Tinkerforge')
|
|
, Conf = require('./config.json')
|
|
, http = require('http');
|
|
|
|
var HOST = Conf.host;
|
|
var PORT = Conf.port;
|
|
var UID = Conf.uid;
|
|
|
|
var ipcon = new Tinkerforge.IPConnection(); // Create IP connection
|
|
var ai = new Tinkerforge.BrickletAnalogInV2(UID, ipcon); // Create device object
|
|
|
|
var radicalChange = false;
|
|
var readyForNextNotification = true;
|
|
|
|
ipcon.connect(HOST, PORT,
|
|
function (error) {
|
|
console.log('Error: ' + error);
|
|
}
|
|
); // Connect to brickd
|
|
// Don't use device before ipcon is connected
|
|
|
|
ipcon.on(Tinkerforge.IPConnection.CALLBACK_CONNECTED,
|
|
function (connectReason) {
|
|
// Set period for voltage callback to 1s (1000ms)
|
|
// Note: The voltage callback is only called every second
|
|
// if the voltage has changed since the last call!
|
|
ai.setVoltageCallbackPeriod(1000);
|
|
|
|
console.log('Host: ' + Conf.host + ':' + Conf.port + ' connected');
|
|
}
|
|
);
|
|
|
|
// Register voltage callback
|
|
ai.on(Tinkerforge.BrickletAnalogInV2.CALLBACK_VOLTAGE,
|
|
// Callback function for voltage callback (parameter has unit mV)
|
|
function (voltage) {
|
|
var v = voltage/1000.0;
|
|
console.log('Voltage: ' + v + ' V');
|
|
|
|
if(v > 3) {
|
|
if(readyForNextNotification) {
|
|
radicalChange = true;
|
|
readyForNextNotification = false;
|
|
|
|
setTimeout(function() { readyForNextNotification = true; }, 10000);
|
|
} else {
|
|
radicalChange = false;
|
|
}
|
|
} else {
|
|
radicalChange = false;
|
|
}
|
|
|
|
if(radicalChange) {
|
|
doHoBuDoorBellCall();
|
|
}
|
|
}
|
|
);
|
|
|
|
process.on( 'SIGINT', function() {
|
|
Log.log( "Gracefully disconnect " + HOST );
|
|
ipcon.disconnect();
|
|
process.exit( );
|
|
});
|
|
|
|
|
|
/* private */
|
|
function doHoBuDoorBellCall() {
|
|
var options = {
|
|
host: Conf.on.ring.host,
|
|
port: Conf.on.ring.port,
|
|
path: Conf.on.ring.path
|
|
};
|
|
|
|
callback = function(response) {
|
|
var str = '';
|
|
|
|
//another chunk of data has been recieved, so append it to `str`
|
|
response.on('data', function (chunk) {
|
|
str += chunk;
|
|
});
|
|
|
|
//the whole response has been recieved, so we just print it out here
|
|
response.on('end', function () {
|
|
console.log(str);
|
|
});
|
|
}
|
|
|
|
var req = http.request(options, function(res) {
|
|
//Log.inspect('Result', res);
|
|
});
|
|
|
|
req.on('error', function(err) {
|
|
if(HOST) {
|
|
Log.error(HOST + ': ' + err);
|
|
} else {
|
|
Log.error(err);
|
|
}
|
|
});
|
|
|
|
req.end();
|
|
} |