espp System Console (WebUSB / Web Serial)

Disconnected

This browser supports neither WebUSB nor Web Serial. Use a Chromium-based browser (Chrome / Edge / Opera) on a secure origin (https, localhost or file://).

Device

show all USB devices (no VID/PID filter)

Not connected. WebUSB talks to the vendor (0xFF) interface (default filter VID 0x1209); Web Serial talks to the CDC port, where the device console and the protocol share one stream — this page renders the console text and speaks the protocol at the same time.

System info

Control

delay ms

Heap & tasks (monitor module)

stream every heap tasks

Log

log raw frames

Speaks the espp system (module 7, espp.system) and monitor (module 8, espp.monitor) services over stream_frame v2 framing (both ids are discovered on connect). Everything runs locally in your browser.