Access your Xbox memory card via a PC connection
First you need to already have a memory card and be able to connect your xbox controller to a PC via a USB cable.
You can install a driver that supports using the Xbox controller to play video games on your PC here or you can follow the steps below to connect your Xbox controller and access the memory card as though it is a disk attached to your system.
Why would you want to do that??? Well you can archive game progress on your PC or share your progress with others. You could download game saves that will allow you to progress past the points that are stopping you from continuing in your favorite games. Stuck on level 13? Download a save from someone that has already beaten the game and be able to skip past.
I installed my homemade PC adapter, downloaded the "Action Replay XBox PC Software v1.31 - UPDATED: 30/07/2004 Now works with both the old and new versions of the XBOX memory card " from the codejunkies site or find a newer version there.
When I connected my controller with memory card installed I was prompted by XP that new hardware was available, I pointed windows toward the drivers folder that is created after installing action replay it completed successfully and was recognized by Action Replay that was running. Then download some of their game progress saves on their Xbox Saves page.
Using their slick GUI front end it was easy to
Upload to Memory Card-
Download Saves From your Memory Card-
Please ask any question or help to expand this tutorial by posting to the message board thread on this subject. Here