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Yu-Gi-Oh! Monster Capsule GB/RAM map

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Chip tiny.png The following article is a RAM map for Yu-Gi-Oh! Monster Capsule GB.

SRAM

Address Size    Description
------- ----    -----------
 B0A1      1    ? (related to Monster Capsule drop ?)
                flag 7 set if sB0A3 or any of the 12 following values separated by 18 bytes each have bits 6 and 7 set
 B0A3      1    ? (related to Monster Capsule drop ?)

WRAM

Address Size    Description
------- ----    -----------
 C200      1    Current screen
                0x00 : Loading Intro
                0x01 : Intro
                0x02 : 
                0x03 : Title screen
                0x04 : Menu
                0x05 : World map
                0x06 : 
                0x07 : Battle mode
                0x08 : 
                0x09 : Sound test
 C2ED      1    Star chips
 C3FE      1    ? (bitflag checked in 1:6E46)
 C418      1    ? (incremented by 5 after buying a Monster Capsule on 1F)
 C69A     36    ? (Battle values)
 C732      1    ? (Battle value)
 C733      1    ? (Battle value)
 C734      1    ? (Battle value)
 C7E5      1    Probability to hit
 DFED      2    Title screen timer, starts at 0x383 (899 in decimal)

HRAM

Address Size    Description
------- ----    -----------
 FF88      1    Sound Test: Track ID
 FF89      1    Sound Test: SFX ID
 FFA9      1    Button pressed
                0x00 : None
                0x01 : →
                0x02 : ←
                0x04 : ↑
                0x08 : ↓
                0x10 : A
                0x20 : B
                0x40 : Select
                0x80 : Start
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