Introduction

The plugin used for update firmware for fingerprint sensors from FPC.

Firmware Format

The daemon will decompress the cabinet archive and extract a firmware blob in a packed binary file format.

This plugin supports the following protocol ID:

• com.fingerprints.dfupc

GUID Generation

These devices use the standard USB DeviceInstanceId values, e.g.

• USB\VID_10A5&PID_FFE0

Update Behavior

The firmware is deployed when the device is in normal runtime mode, and the device will reset when the new firmware has been written.

Vendor ID Security

The vendor ID is set from the USB vendor, in this instance set to USB:0x10A5

External Interface Access

This plugin requires read/write access to /dev/bus/usb.

Version Considerations

This plugin has been available since fwupd version 1.8.6.

Owners

Anyone can submit a pull request to modify this plugin, but the following people should be consulted before making major or functional changes:

• Jim Zhang: jimzhang2