Tomas,
the ExpressCard connector has a USB channel in it I think, which is what
lower-speed devices (serial adapters, card readers) tend to use. I recommend
a PCMCIA card (if your laptop supports it) - those are guaranteed to be
"proper" serial ports.
- Marcel

On Wed, Jun 25, 2008 at 1:24 PM, Tom=E1s =D3 h=C9ilidhe <toe@lavabit.com> w=
rote:

>
> First I got myself one of those USB to RS232 adapters. Didn't work.
>
> Today I received my ExpressCard RS232 adapter. The god damn driver
> doesn't work -- Windows keeps saying "The system cannot find the file
> specified." and that's all. It shows up in Device Manager as "USB-Serial
> Controller D"... which is awfully strange given that it's an ExpressCard
> and so should have nothing at all to do with USB (I think?). Device
> Manager gives the following "Device Id":
>
>    USB\VID_067B&PID_2303\5&37F53AEF&0&2
>
> It seems to think it's a Prolific USB to RS232 adapter.
>
> Anyone got any idea how I can get this working in Windows XP SP3?
>
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