[Techtoolslist] Logic levels question 6502A (Missile command)
    David Shoemaker 
    davids at oz.net
       
    Sat Nov  5 17:04:10 EDT 2011
    
    
  
The +5v line is nice and clean.  This is an old school ttl board so should be +5 for logic high I thought 
    
    
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