Maybe have a look here? https://github.com/rwldrn/johnny-five
Let me know if you have any questions. Rick On Sat, Jul 20, 2013 at 6:35 AM, Angel Java Lopez <ajlopez2...@gmail.com>wrote: > Hi everyone! > > Ummm... engg. What module are you using? Maybe: > > https://github.com/voodootikigod/node-serialport > > In general, the stream programmer writes expecting you consume the stream > with something like: > > stream.on('data', function(data) { .... > > with one parameter, instead of: > > stream.on('data', function(data, data1, data2) { .... > > Am I write? Or your module (or some version of stream) accepts three > parameters? > > Another question: > Where are receivedData1,receivedData2 in your code? I see them only at > console.log > > I don't see Serial.print(',') the comma in your Arduino output: > 181 32 23 > 191 31 28 > ................. > nor the Serial.print of a new line. > > I guess you receive an string, you must use > > stream.on('data', function(data) { > // parse the data and collect in an array > }); > > If you are using node-serialport, you have parsers: > https://github.com/voodootikigod/node-serialport#parsers > > My first approach: use a parser with a delimeter, maybe \n if you have it > at your Arduino output. > > Nice to know Node.js has a serial port implementation, even in Windows! I > gave a talk at Cuenca, Ecuador, last year, and some of the attendants found > some serial port support for their project, but I never tried it. Baud > rates, old good times ;-) > > Angel "Java" Lopez > @ajlopez > > > > On Sat, Jul 20, 2013 at 12:06 AM, <e...@cleantechsolution.in> wrote: > >> I have my arduino connected in serial with my laptop. The arduino has >> three sensors. >> The reading of the sensors is given by >> >> Serial.print(sensor1); >> Serial.print(","); >> Serial.print(sensor2); >> Serial.print(","); >> Serial.print(sensor3); >> Serial.print(","); >> >> The arduino serial monitor is showing data perfectly >> 181 32 23 >> 191 31 28 >> ................. >> >> In node.Js I wrote like this >> >> function serialListener(debug) >> { >> var receivedData = ""; >> var receivedData1 = ""; >> serialPort = new SerialPort(portName, { >> baudrate: 9600, >> // defaults for Arduino serial communication >> dataBits: 8, >> parity: 'none', >> stopBits: 1, >> flowControl: false >> }); >> serialPort.on("open", function () { >> console.log('open serial communication'); >> // Listens to incoming data >> serialPort.on('data',function(data,data1,data2) { >> receivedData += data.toString(); >> receivedData += data1.toString(); >> receivedData += data2.toString(); >> console.log(receivedData, receivedData1,receivedData2); >> }); >> >> }); >> } >> >> The console is giving results like this >> 181,32,23,191,31,28........... >> This means I will not be able to extract independent values. >> >> Please help me how to listen to individual multiple values and get them >> with HTML. >> Thanks >> >> Please note that I am getting perfect results with single sensor both in >> node.js and in HTML >> >> Thanks in advance >> >> -- >> -- >> Job Board: http://jobs.nodejs.org/ >> Posting guidelines: >> https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines >> You received this message because you are subscribed to the Google >> Groups "nodejs" group. >> To post to this group, send email to nodejs@googlegroups.com >> To unsubscribe from this group, send email to >> nodejs+unsubscr...@googlegroups.com >> For more options, visit this group at >> http://groups.google.com/group/nodejs?hl=en?hl=en >> >> --- >> You received this message because you are subscribed to the Google Groups >> "nodejs" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to nodejs+unsubscr...@googlegroups.com. >> For more options, visit https://groups.google.com/groups/opt_out. >> >> >> > > -- > -- > Job Board: http://jobs.nodejs.org/ > Posting guidelines: > https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines > You received this message because you are subscribed to the Google > Groups "nodejs" group. > To post to this group, send email to nodejs@googlegroups.com > To unsubscribe from this group, send email to > nodejs+unsubscr...@googlegroups.com > For more options, visit this group at > http://groups.google.com/group/nodejs?hl=en?hl=en > > --- > You received this message because you are subscribed to the Google Groups > "nodejs" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to nodejs+unsubscr...@googlegroups.com. > For more options, visit https://groups.google.com/groups/opt_out. > > > -- -- Job Board: http://jobs.nodejs.org/ Posting guidelines: https://github.com/joyent/node/wiki/Mailing-List-Posting-Guidelines You received this message because you are subscribed to the Google Groups "nodejs" group. To post to this group, send email to nodejs@googlegroups.com To unsubscribe from this group, send email to nodejs+unsubscr...@googlegroups.com For more options, visit this group at http://groups.google.com/group/nodejs?hl=en?hl=en --- You received this message because you are subscribed to the Google Groups "nodejs" group. To unsubscribe from this group and stop receiving emails from it, send an email to nodejs+unsubscr...@googlegroups.com. For more options, visit https://groups.google.com/groups/opt_out.
