Serial communication from JavaScript?

Question

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

Answer 1

This is an old question, but in case this helps anyone else, Chrome Apps have access to a serial API - http://developer.chrome.com/apps/serial.html - which might help.

It's Chrome specific (obviously..), but Chrome is available cross-platform so might answer the question.