Well, DEC manuals state the FDC code has a 'sweet spot' (whatever that tells us). I may have to look that paragraph up.

(i dont want to argue...)

Found a description of the wait state logic, as described by DEC:

(Technical manual, PDF page 115)

WAIT logic (DUELL schmatics, saved from Shoutbox):

Sorry for the bad quality.

Last edited by Bavarese; 04/26/16 05:21 PM.