JP AutoScan — USB Browser Test

Tests Chrome WebUSB access to an ESP32-S3 USB JTAG/serial debug unit. No firmware changes or vehicle commands.

Checking browser…

Vendor: 0x303A · Product: 0x1001. Select the Espressif device when prompted. The test does not send PING or INFO; interface access must be established first.

Test log

Host this file on HTTPS (for example your own domain) or localhost. Opening it as a file or in an embedded browser may prevent WebUSB from working. Close Serial USB Terminal first.