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Mega Man 4/RAM map: Difference between revisions
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| Line 49: | Line 49: | ||
| $378-$38F || Y Coordinate || | | $378-$38F || Y Coordinate || | ||
|- | |- | ||
| $390-$3A7 || [[$390-$3A7: Y Screen | | $390-$3A7 || [[$390-$3A7: Y_Screen|Y Screen]] || | ||
|- | |- | ||
| $3A8-$3BF || Horizontal Speed Low || | | $3A8-$3BF || Horizontal Speed Low || | ||
Revision as of 03:46, 12 July 2015
Joypad Memory
RAM
| RAM | Function | Details |
| $14 | Joypad 1 - Button Push Bits | Bits possible values : [0 = Not Recently Pushed Down, 1 = Recently Pushed Down] |
| $15 | Joypad 2 - Button Push Bits | Bits possible values : [0 = Not Recently Pushed Down, 1 = Recently Pushed Down] |
| $16 | Joypad 1 - Button Status Bits | Bits possible values : [0 = Not Being Pressed Down, 1 = Being Pressed Down] |
| $17 | Joypad 2 - Button Status Bits | Bits possible values : [0 = Not Being Pressed Down, 1 = Being Pressed Down] |
- LSB to MSB
Bit Function Bit Function 0 Right 4 Start 1 Left 5 Select 2 Down 6 B 3 Up 7 A
Sprite/Object Arrays
RAM
| RAM | Function | Details |
| $300-$317 | Object ID | |
| $318-$32F | X Coordinate Ratio Counter | |
| $330-$347 | X Coordinate | |
| $348-$35F | X Screen (Level Screen) | |
| $360-$377 | Y Coordinate Ratio Counter | |
| $378-$38F | Y Coordinate | |
| $390-$3A7 | Y Screen | |
| $3A8-$3BF | Horizontal Speed Low | |
| $3C0-$3D7 | Horizontal Speed High | |
| $3D8-$3EF | Vertical Speed Low | |
| $3F0-$407 | Vertical Speed High | |
| $408-$41F | Substance_and_Shape | |
| $420-$437 | Direction_Bits | |
| $438-$44F | Enemy Number# of Level | Useful to $FC9E to know which enemy to disable. |
| $450-$467 | Enemy HP |