Mahjong Touryuumon

Mahjong Touryuumon
Developer: Sammy Publisher: Sammy Platform: WonderSwan Released in JP: March 11, 1999 This game has debugging material. This game has a hidden sound test.

Debugging

To enter Swan OS set a breakpoint at 4011:0100 and modify the WORD value at DS:07C4 to 0x04.

To do: Determine if the Swan OS can be activated without the use of a debugger, ie. search ROM for writes to 0x07C4 with the value 0x04 and go on from there...

Swan OS

Swan OS

Function

Name	Address
select_init	4177:000A

Press Start to enter the System Menu.

Press X1 or X3 to cycle through the sound effects.

Press A to play a sound effect or B to stop playing a sound effect.

Press A + B + Start to restart.

System Menu

Sys

Press X1 or X3 to nagivate the menu.

Press Start or A to select a menu item.

BG

BG

Press Start to retun to the System Menu.

BG3

BG3

Press Start to retun to the System Menu.

BG4

BG4

Press Start to retun to the System Menu.