The foxconn sound cards were not "cards" but usually on a notebook or on a motherboard. To find the driver, I research the make/model of the notebook/motherboard.
I can't do this since you omitted this information.
Bob
i have a foxconn soundcard but i need the driver can anyone help me i have no software for it i need to download the driver

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic