DESKTOP x1k12
                                ͻ
                                     MC68000     
                                 bit assignments 
                                ͼ
                                 Motorola Corporation 68000
            Ŀ
             Data register 0-7  b31-b0
            
         Ŀ
          Address register 0-6  b31-b0
         
           Ŀ
            Address register 7  b31-b0
            User Stack Pointer 
           
     Ŀ
            Address register 7' b31-b0 
      Supervisor Stack Pointer 
     
              Ŀ
               Program Counter  b31-b0
              
              Ŀ
               Status Register     b15=Trace mode
                                   b13=Supervisor mode
                                b10-b8=Interrupt priority level mask
      Ĵ
       Code Condition Register      b4=eXtend   bit
                                    b3=Negative flag
                                    b2=Zero     flag
                                    b1=oVerflow flag
                                    b0=Carry    flag
      

                        Data Bus  b15-b0

                     Address Bus  b23-b0
