From: numerist@aquaporin4.com   
      
   On 5/11/2018 3:01 PM, Andreas Kohlbach wrote:   
   > On Thu, 10 May 2018 22:15:28 -0700 (PDT), bradleyjbell@comcast.net wrote:   
   >>   
   >>       [snip...]           [snip...]           [snip...]   
   >>   
   >> But tell us all about the C64 graphic modes. Can you easily mix them?   
   >> Did you have re definable character sets?   
   >   
   > AFAIK you cannot mix graphic modes on the Commodore 64. But you could   
   > edit the character set.   
   >   
      
   You *can* switch graphic modes and also mix graphic and text modes on   
   the C=64.  You do that by counting the horizontal retrace interrupts and   
   using the appropriate blanking pulses to change the mode "on the fly".   
      
      
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   numerist at aquaporin4 dot com   
      
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