WebSocket — webserial-core demo

Requires the Node.js bridge server running locally:
cd demos/websocket && node server.js
The bridge relays serial I/O over WebSocket JSON messages.

Bridge URL

WebSocket URL

Connection

Baud Rate

Data Bits

Stop Bits

Parity

Flow Control

Buffer Size

Cmd Timeout (ms)

Handshake (ms)

Reconnect (ms)

Auto Reconnect

Message Format

Delimiter

Prepend

Append

Handshake on Connect

Sent automatically right after the WebSocket bridge connects. Leave Command empty to skip entirely.

Command to send

Mode

Expected (empty = no check)

Mode

Saved Commands

Pre-defined commands to send. Use HEX for raw bytes.

Name

Command

Mode

Data Listeners

Patterns for on('serial:data') — skeleton code in download.

Name

Pattern

Match

Download Code

Class / File name

TypeScript JavaScript

Standalone file Full project (ZIP)

Import config

Start the Node.js bridge, then click Connect

🌐

Run node server.js in demos/websocket/ then connect

Code Preview device.ts