Abstract, event-driven TypeScript library for Web Serial, WebUSB, Web Bluetooth, and WebSocket serial communication.
Switch between Web Serial, WebUSB, Web Bluetooth, or WebSocket transports by injecting a provider — zero changes to your device class.
Full TypeScript generics throughout. Data events, parsers, and options are all typed. Zero implicit `any`.
Typed event map covering connecting, connected, disconnected, data, sent, error, timeout, reconnecting, and more.
Built-in FIFO command queue with optional per-command timeouts. Perfect for request/response serial protocols.
Configurable auto-reconnect with back-off. The library handles the reconnect loop; your code just listens to events.
Ships with `delimiter`, `fixedLength`, and `raw` parsers. Implement `SerialParser
