You cannot connect your controller to your PC. However, Microsoft have released a gaming controller for PC which is a Xbox 360 controller.
Any game that is a ROM
They will not work on the old Xbox. But if you have a hard drive on your Xbox 360, you can play old Xbox games right on your Xbox 360, and then you can use the Xbox 360 controller to play old Xbox games.
Currently, 74 games support the Xbox 360 controller as a dedicated PC controller.
You need an xbox 360, 360 controller, a headset if you have xboxlive, and a kinect if you want to play kinect games.
I think the question is "Do you use an original Xbox or Xbox 360 controller when playing original Xbox games on an Xbox 360?" If it is than, you use an Xbox 360 controller. Left Bumper turns into "white button" Right Bumper turns into "black button"
No, original Xbox controllers do not work with the Xbox 360, so any games you download from Xbox Live Marketplace will use the Xbox 360 controller.
There is no way to use your existing Xbox 360 controller on your PC. However, Microsoft have released a PC controller which is a Xbox controller.
No
any, you just got to download Controller to keys.
Do not directly plug your controller into the computer. You will need an adapter for connection.
with a controller
No, the games aren't backwards compatible. Basically you can only play Xbox 360 games on a 360. But you can play most Xbox games on a 360.
Yes, Xbox 360 can play Xbox games.