53257



     A normal size player might look something like this:

     00011000
     00111100
     01111110
     11111111
     11111111
     01111110
     00111100
     00011000

     In double width, the same player would like this:

     0000001111000000
     0000111111110000
     0011111111111100
     0011111111111100
     0000111111110000
     0000001111000000

     In quadruple width, the same player would become:

     00000000000011111111000000000000
     00000000111111111111111100000000
     00001111111111111111111111110000
     11111111111111111111111111111111
     11111111111111111111111111111111
     00001111111111111111111111110000
     00000000111111111111111100000000
     00000000000011111111000000000000

     Bit use is:

     Bit     7  6  5  4  3  2  1  0
     Size:   .....unused.....  0  0  Normal (8 color clocks)
                               0  1  Double (16 color clocks)
                               1  0  Normal
                               1  1  Quadruple (32 color clocks)

                              M0PL
     (R) Missile 0 to player collisions. There is no missile-to-missile
     collision register. Bit use is:

     Bit      7  6  5  4  3  2  1  0
     Player   ..unused..  3  2  1  0
     Decimal  ..........  8  4  2  1

53257          D009           SIZEP1
     (W) Size of player 1.