There's actually a new document about this 

Forum: PCMCIA ATA/IDE Device Issues
Re: PCMCIA ATAPI CDROM burners? (miles)
Date: 2000, Feb 24
From: David Hinds <dhinds@pcmcia.sourceforge.org>

David Gent is working on a mini-HOWTO, at: http://www.wam.umd.edu/~urgent/howto.html -- Dave

to: "There's actually a new document about this"