to be honest those require quite a bit of tweaking to get working.
here are a few links you might try.
http://acx100.sourceforge.net/
http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/
http://linux-wlan.org/
http://www.wickle.com/weblog/?p=49&more=1
I have my 650+ working, so it is not impossible, just requires some reading (and sadly a hdd install migh be needed).