From: DrDiettrich1@netscape.net   
      
   Am 07.09.2020 um 16:55 schrieb Rick C. Hodgin:   
      
   > One such idea is writing to a port, and reading back from another port,   
   > where the external thing does the processing for you as a co-processor or   
   > custom ASIC.   
      
   In a more general approach you connect a ROM between the output and   
   input port, for any possible mapping of n-into-n bits. Nowadays a table   
   in flash memory is better applicable.   
      
   DoDi   
      
   --- SoupGate-Win32 v1.05   
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