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server.js~
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server.js~
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var express = require('express') , bodyParser = require('body-parser');
var app = express(),cors = require('cors');
var server = require('http').createServer(app);
var io = require('socket.io')(server);
var url = require('url');
var rpio = require('rpio');
var morgan = require('morgan');
//app.use(morgan('combined'));
app.use(express.static('public'));
app.use(express.static(__dirname + '/node_modules'));
app.use(bodyParser.json());
rpio.init({mapping: 'gpio'});
rpio.open(12, rpio.OUTPUT, rpio.LOW); // pwm a
rpio.open(6, rpio.OUTPUT, rpio.LOW); // motor a pin 1
rpio.open(5, rpio.OUTPUT, rpio.LOW); // motor a pin 2
rpio.open(20, rpio.OUTPUT, rpio.LOW); // standby
rpio.open(13, rpio.OUTPUT, rpio.LOW); // pwm b
rpio.open(9, rpio.OUTPUT, rpio.LOW); // motor b pin 1
rpio.open(10, rpio.OUTPUT, rpio.LOW); // motor b pin 2
app.use(cors());
var counter = 0 ;
io.on('connection', function(client){
client.on('test', function(data){
console.log(data)
switch(data){
case 'f':
rpio.write(20, rpio.HIGH);
//rpio.pwmSetData(20, 255);
//rpio.write(27, rpio.LOW);
rpio.write(6, rpio.LOW);
rpio.write(10, rpio.LOW);
rpio.write(5, rpio.HIGH);
rpio.write(9, rpio.HIGH);
//rpio.write(4, rpio.HIGH);
rpio.write(12, rpio.HIGH);
rpio.write(13, rpio.HIGH);
break;
case 'b':
rpio.write(20, rpio.HIGH);
//rpio.pwmSetData(20, 255);
//rpio.write(27, rpio.LOW);
rpio.write(5, rpio.LOW);
rpio.write(9, rpio.LOW);
rpio.write(6, rpio.HIGH);
rpio.write(10, rpio.HIGH);
//rpio.write(4, rpio.HIGH);
rpio.write(12, rpio.HIGH);
rpio.write(13, rpio.HIGH);
break;
case 'l':
//cmd.run('aplay -D default saurabh/audio/blue.wav');
//rpio.write(12, rpio.LOW);
//rpio.write(2, rpio.LOW);
//rpio.write(3, rpio.HIGH);
//rpio.write(18, rpio.HIGH);
rpio.write(20, rpio.HIGH);
//rpio.pwmSetData(20, 255);
//rpio.write(27, rpio.LOW);
rpio.write(6, rpio.LOW);
rpio.write(9, rpio.LOW);
rpio.write(5, rpio.HIGH);
rpio.write(10, rpio.HIGH);
//rpio.write(4, rpio.HIGH);
rpio.write(12, rpio.HIGH);
rpio.write(13, rpio.HIGH);
break;
case 'r':
rpio.write(20, rpio.HIGH);
//rpio.pwmSetData(20, 255);
//rpio.write(27, rpio.LOW);
rpio.write(5, rpio.LOW);
rpio.write(10, rpio.LOW);
rpio.write(6, rpio.HIGH);
rpio.write(9, rpio.HIGH);
//rpio.write(4, rpio.HIGH);
rpio.write(12, rpio.HIGH);
rpio.write(13, rpio.HIGH);
break;
case 's':
rpio.write(20, rpio.LOW);
break;
}
// console.log('data arrived');
});
client.on('disconnect', function(){});
});
server.listen(5000,function () {
console.log('listening on 5000');
});