Questions tagged [webusb]

WebUSB is a USB API for the web. Use this tag for questions about using the WebUSB API on any browser.

Resources

Editor's Draft of the specification
GitHub Issue Tracker for issues with the specification itself
Chromium Issue Tracker for issues with its implementation in Google Chrome (use the Blink>USB component)

206 questions

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1 answer

WebUSB filter by deviceClass and deviceSubClass

I'm developing a UVC utility that uses WebUSB, but I'm having trouble getting it to list out ONLY webcams. I should be able to add filters based on deviceClass and deviceSubClass, but it's returning an empty list. Here's a webcam device... 0:…

javascript webusb

asked Jun 29 '19 at 18:22

posit labs

8,951
4
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2 answers

Are functions on navigator.serial and SerialPort in Serial API unimplemented?

I am trying to connect to the serial port from a web page. I found the Serial API which can support that. var Serial = {}; (function() { 'use strict'; /* * */ Serial.debug = true; /* * */ // Serial.device; /* …

javascript google-chrome webusb

asked May 14 '19 at 08:48

Ziheng booker Wang

votes

1 answer

Webusb API navigator.usb.requestDevice

I recently tried to use web API to get my USB device. However, there are a few problems. First, the examples I found online are all about Arduino which I never try, so don't know whether it works on my computer or not. I tried to communicate with my…

javascript google-chrome usb webusb

asked Jun 11 '18 at 13:19

howcome333

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1 answer

WebUSB API Error: The device was disconnected

I am trying to communicate with a Samsung J7 over Web using WebUSB API. I am currently using this basic code: