I have a cloud web app using asp web api and angular. Both hosted on azure. I need my angular app to be able to communicate to serial port (read/write). How can I do this?  I've read that chrome apps can connect to usb/serial, but i'm still c...
How can I dispose the serial when the promise is rejected?  The dispose function prints error for rejected promises.     Unhandled rejection TypeError: Cannot call method 'isOpen' of   undefined   var pingPort = function(port){     return new...
Is it possible to communicate over a machine's serial port through JavaScript?  I have to write a short program that sends data to a microcontroller over the serial port that has a GUI and is cross-platform compatible, and I really don't want...
Recently received a request to add communication to a device connected via serialport on the client's machine through my webpage.  I'd done some googling and found that node.js with node-serialport seems to be the javascript way of doing it....
I am currently working on a project that involves a 4 Port A/V switch.  This switch can be controlled via RS-232.  The computer that will interface with the switch runs Vista.  I would like to create a sidebar gadget that has 4 buttons- 1 for each po...
In my web application(sencha extjs 5) I have a user requirement to read/write data to the client PC serial port.   I am aware of the client browser can not access local machine hardware without installing some binaries on the local machine(Native app...
I am trying to run this program in Raspberry Pi 3. I have installed nodejs and ws on my raspberry pi. Then I installed serial port module. I am trying to create this project:enter link description here  I have tried to find solutions everywhere but I...
I'm looking to get serial data from Arduino displayed from a web browser.   First, I put the data on a local host using bottle in python in json format  from bottle import route, run import serial  dic = {} ser = serial.Serial(port='COM6'...
I'm trying to do what the title says using an enfora modem for that purpose. However, even though it works correctly in minicom, it won't work in my node.js application. Here's the code that I'm using:  serialPort.write('AT+CMGF=1...
I'm trying to receive data from my Arduino in a web(Socket.IO). So  i'll explain the code below.  Arduino:   int temperatureC = (voltage - 0.5) * 100;    Serial.print(temperatureC - 2);    Serial.print(" ");   This converts the Volt t...

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