Hatris (NES)/ROM map

The following article is a ROM map for Hatris (NES).

ROM Map

86CA - Spawn hat pair
88D8 - Randomize next hair pair
889E - Repeatedly randomly picks next hair pair until hats conform to Shop restrictions
8C60 - Initialize game
8CB2 - Seed RNG
9151 - Test if hat pair can move left

96B1 - Collected-hats cash values (8 digits each; decimal digits in each byte; reverse order):
  
1    top: 00 05 01 00 00 00 00 00 
2 wizard: 00 00 02 00 00 00 00 00 
3  crown: 00 00 03 00 00 00 00 00 
4    cap: 00 02 01 00 00 00 00 00 
5  derby: 00 05 00 00 00 00 00 00 
6 cowboy: 00 08 00 00 00 00 00 00

B9D2 - hat heights: 14 18 10 0C 08 0B

B9D8 - hat height nesting combos:

           1  2  3  4  5  6
1    top: 02 12 12 12 12 12 00 00 
2 wizard: 08 04 10 14 13 13 00 00 
3  crown: 09 0A 0A 0A 0A 0A 00 00 
4    cap: 08 08 07 06 09 08 00 00 
5  derby: 02 03 03 04 02 04 00 00 
6 cowboy: 05 06 05 05 06 05 00 00