Seeed XIAO nRF54L15 Web Flasher (Unofficial)

An unofficial browser-based tool to factory reset, recover, and flash OpenBlink nRF54L15 firmware to Seeed XIAO nRF54L15 using WebUSB and CMSIS-DAP.

Device Operations

Warning: These operations will erase all data on the device. Make sure you have backed up any important data before proceeding.

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Operation Details

Recover Only: Performs a mass erase of the device using the CTRL-AP (Access Port #2). This will erase all flash memory and unlock the device if it was protected. No firmware will be written.

Factory Reset: Performs a mass erase followed by writing the factory firmware (firmware.hex) to the device. This restores the device to its original factory state.

OpenBlink XIAO nRF54L15 Firmware Flash: Performs a mass erase followed by writing the OpenBlink XIAO nRF54L15 firmware to the device.

Operation Log