Phidget22 JavaScript Library (Network Client)

Official Phidget22 JavaScript library.

This library includes both Node.js and browser support.

Phidgets are accessed over the network via the Phidget Network Server.

A full library is also available, which adds USB support: phidget22

Start by reading the Phidgets JavaScript Language Page.

Resources

• API Reference
• Node.js Code Samples
• Browser Code Samples

Node.js

npm install phidget22-net

ES6 module import:

import * as phidget22 from 'phidget22-net';

CommonJS import:

const phidget22 = require('phidget22-net');

Browser

Download the latest release here.

The release contains full, net, and usb versions of the library, in both UMD and ES module format.

UMD import:

<script src="phidget22.net.min.js"></script>

ES6 module import:

<script type="module">
	import * as phidget22 from './phidget22.net.esm.js';
</script>

You can also load the library directly from UNPKG:

<script src="https://unpkg.com/phidget22-net@^3.10/browser/phidget22.min.js"></script>

App bundlers such as Webpack are supported with browser-specific files in the npm.

Changelog

3.20.1 - September 9 2024

• Support for 1024_1

3.19.1 - March 4 2024

• Support for LCD1100_1

3.18.1 - January 23 2024

• Support for ENC1001_0

3.17.4 - November 27 2023

• Ensure that numbers are sent to the network server in the correct format - Numbers may be rounded to the nearest integer value.

3.17.3 - October 4 2023

• Support for STC1005_0 v110+

3.17.2 - August 24 2023

• Support for HUB0002_0, HUB0007_0, HUB0000_1

3.17.1 - August 23 2023

• Support for HUB0002_0, HUB0007_0, HUB0000_1

3.16.1 - July 6 2023

• Support 1046_1 and RCC1000_1

3.15.3 - June 13 2023

• bugfix: network connection could stop being maintained if it fails during the initial handshake

3.15.2 - June 3 2023

• Fix for HUB0001_0 v114 showing up as 'Unsupported USB Phidget' on release 3.15.1

3.15.1 - May 26 2023

• AutoSetSpeed support

3.14.2 - April 17 2023

• bugfix: Corruption of network packets wasn't being handled properly
• bugfix: Connection after authentication callback was being delayed

3.14.1 - March 31 2023

• Support STC1005_0

3.13.5 - March 28 2023

• Handle garbled json without crashing

3.13.4 - February 24 2023

• Fix DAQ1400 FrequencyInput mode

3.13.3 - February 23 2023

• Force IPv4 hostname resolution as the network server doesn't support IPv6

3.13.2 - January 9 2023

• Support MOT0100_0

3.13.1 - January 9 2023

• Support MOT1102_1, TMP1200_1

3.12.3 - December 5 2022

• Fixes a bug where a server connection can stop auto re-connecting if interrupted near the start of a connection

3.12.2 - December 2 2022

• Fixes a bug where a channel can become stuck while opening over an unstable network connection
• Improved logging in Node
• Error events are rate limited to 1/second

3.12.1 - September 12 2022

• Support 1014_3, 1017_2

3.11.1 - August 22 2022

• Support MOT0110_0
• Add option to network connect() to retry on initial failure

3.10.5 - July 28 2022

• Fixes a bug where a network connection reconnect can be cancelled immediately and no further attempts are made

3.10.4 - June 21 2022

• Fixes a bug in the network connection maintainer to ensure that only one connection request is active at a time

3.10.3 - May 5 2022

• Removed some superfluous log messages

3.10.2 - May 5 2022

• Node.js USB bugfixes
• Fix issue where a channel could end up with 2 simultaneous open requests internally
• Add client-side keepalives to network connection

3.10.1 - April 13 2022

• Initial v3 release