Is there a way to do a tcp connection to an IP with javascript?

Question

Let me give a little background on what I am trying to accomplish.

I have a device(chip and pin Terminal) that has a local IP address, It has been programmed to rece

Answer 1

Have you tried to use like this:

var exampleSocket = new WebSocket('wss://IP:PORT', ['soap', 'xmpp']);

// When the connection is open, send some data to the server
exampleSocket.onopen = function () {
  exampleSocket.send('05'); 
};

// Log errors
exampleSocket.onerror = function (error) {
  console.log('WebSocket Error ' + error);
};

// Log messages from the server
exampleSocket.onmessage = function (e) {
  console.log('Server: ' + e.data);
};

hope I could be helpfull!