I have been looking for hours at Block 1 and i'm going crazy. Please help me.
This is a list of all the known and unknown bytes in block 1:
byte 0: start entrance (always 0)
byte 1: midway entrance
byte 2: settings (32: wrap, 1: mini mario, 2: Mini mario physics)
byte 4, 5: time limit
byte 6: Background Graphics
byte 7: Always 0
byte 8: Unknown
27 for towers
00 for cloud bonus areas and 7-6 main area
19 for unused cannon
12 for multiplayer ice
1D for pipe world
03 and 06 in unused levels 3, 4, 5
FF otherwise
(hmm....)
byte 9: Unknown
00 for:
Some towers
Cloudy bonus areas and 7-6 main area
Unused cannon
Multiplayer Ice and Pipe
Unused levels 3, 4, 5
FF otherwise
byte 10: FF except 06 for unused 4, 5
byte 11: FF except 00 for unused 4, 5
byte 12: Tileset Graphics
byte 13: Always 0
byte 14: No idea:
00 for lots of levels
FF for lots
27 for towers
other values: 01, 19, 12, 1d
03 for unused 3
06 for unused 4, 5
byte 15: Duh!
00 for lots
FF for lots of levels
byte 16: FF but 06 for unused 4, 5
byte 17: same
byte 18: Foreground graphics
byte 19: 00 for all levels but FF for:
Underground bonus areas
Minimario bonus areas
Underground multiplayer level
byte 20: FF but 36 in 6.3.1 and 12 for ice vs and 1D for pipe vs
byte 21: FF but 00 for ice and pipe mvsl
byte 22: Always 0
byte 23: Always 0
byte 24: 00 but in:
07 in 1-2-2, 4-A-2, 7-2-2, 7-5-2
01 in 3-1-2, 3-3-1,2, 4-3-1,2 (all underwater levels)
byte 25: 00 but 40 in 3-gh-2
byte 26: Sound Set!!!
byte 27:Always 0
byte 28: 00 but 01 for 4-6-2
byte 29: Always 0
byte 30: 00 but for towers and castles and sewer (2-3-2) and 8-6-1 (rising lava volcano tower)
byte 31: Always 0
And this is a dump from all the bytes of block 1 in all the levels. I got it using a new version of the Data Finder:
http://dirbaio.pastebin.com/m1039e94f |