Vintage Computer Festival wrote:
Or just sacrifice an old Apple //e (common as dirt) or
C64 (common as
lint) and use the chips inside.
That's how I got the 6551 chips -- from old Apple ][ serial cards,
which I found at the National Vintage Communications Fair:
http://www.nvcf.co.uk
--
John Honniball
coredump(a)gifford.co.uk