Development: How to extract a firmware
"How do you extract a firmware" seems to be a FAQ. This article is intended to develop into a resource that helps provide the aspiring developer with an answer towards those ends.
Where is the Firmware Found?
Firmware are often located within some *.sys, *.bin or *.rom file contained on a Windows driver installion CD or within a driver download.
How to obtain the Firmware
- The pvrusb2 project provides some discussion on the topic here.
- usbsnoop, a Windows based USB sniffing utility, can be handy for monitoring traffic to and from a USB based device. This in turn means that it can be used to capture the firmware when it is uploaded to the device from the host system.