From: ohland@charter.net   
      
   Interesting. POSIDs are implemented with logic gates or something   
   SIMMple and fast. No need to query an EPROM.   
      
   richard smice wrote:   
   > On Thursday, July 13, 2023 at 1:22:09 PM UTC-4, IBMMuseum wrote:   
   >>>> Does anyone know how the Adaptec AHA-1640 cards die with the @0000.adf   
   error?   
   >> I'm actually thinking that the "Device not ready" logic as shown on Page 15   
   physical is getting confused - More study of this mechanism is needed.   
   >   
   >   
   > I have had   Future domain cards fail in a similar fashion...... I   
   inserted   reprogrammed e-proms in and every thing played fine...   
   >   
      
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    * Origin: you cannot sedate... all the things you hate (1:229/2)