[rescue] OT: "Serial port"-less laptop.. Options?

Joshua Boyd jdboyd at jdboyd.net
Mon Jan 17 22:13:28 CST 2005

On Mon, Jan 17, 2005 at 11:11:14PM -0500, David Vincelli wrote:
> I have a "modern" laptop. The designers seemed to think it was a good
> idea to do without a serial port. I have USB and cardbus/pcmcia and a
> crappy winmodem for good measure (Lucent LTMODEM on pci0, dev 16). I
> want a serial port and I want to access it like a regular serial port
> under DOS. Preferably, it would show up as COM1 or COM2. I doubt the
> USB adapters would make this possible. So, pcmcia might work. Does
> anyone out there know?

Cardbus should be possible.  I've seen PCI cards that give you COM1/COM2
in dos, and Cardbus is just PCI in a PCMCIA compatible form factor.

I think I've seen such a cardbus card, except I haven't actually tried
it under DOS and it is a 422/485(auto-txen) card.

Joshua D. Boyd
jdboyd at jdboyd.net

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