-----BEGIN PGP SIGNED MESSAGE----- Hash: SHA1 If you where also to use an i82385 (or so) cache controller with a small amount of on-board fast static RAM, then I think you could maintain pretty decent performance by avoiding a lot of S-100 bus transactions. - --Mike On 07/20/2012 05:17 AM, Pontus Oldberg wrote: > John, > > I would recommend you build a 386 local bus <-> S-100 bridge. This > bridge would generate all S-100 signals with correct timing and > relationship while holding the 386 in wait state. This way you can > run the S-100 bus at max speed while slowing the processor down > only while accessing the bus. I guess a CPLD or a few PLD's and > buffers (which you already need) would do the trick. > > /Pontus -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.11 (GNU/Linux) Comment: Using GnuPG with Mozilla - http://enigmail.mozdev.org/ iQEcBAEBAgAGBQJQCYMrAAoJEA7EcEr0emgfNqQH/RblRLNKs41j0jbMS1rBZIRu jr/jaYhrpweEs4cOEVQ6JSvwuH5c9pTsZwbYk4mSgbJJaqPgeGu3wouXO4lDuC7P aVx6/X0fV3/MDKjj1ERNBWZRPggcXuZel8igK1tQMbw+0ykgAJqgsMZg+oUHffoG ZLxt2XFMo1R4Fr0K9iMf/xByre/pYaX3jJk08iVt3A7J9LdyLoy9oYgYks+o7zSo r3InDN38WAtXrocVAU8C7ypK2kpEFOeIDHEMniDrMHysv0fBAoXTIvJEatH1aM1G i/lw2Bv2+KcPEv8tNRlc4ZClkNEz3/ludLmgeMkArT7UyDKcBgh/zYj531AmUQ4= =6SNq -----END PGP SIGNATURE-----
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