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Dr. Mario (NES)/RAM map
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The following article is a RAM map for Dr. Mario (NES).
This data is relevant to Dr. Mario (JU) [t1] and may not be correct for other dumps.
Table
| RAM Address | Information |
|---|---|
| 0x0046 | Mode. |
| 0x0065 | Game option cursor position. |
| 0x008B | Speed cursor. (Copied from 0x030B.) |
| 0x0305 | Falling pill X position. |
| 0x0306 | Falling pill Y position. |
| 0x030B | Pill Speed. (26 = fastest, 85=slowest (hex)) |
| 0x0312 | Frames left before current pill drops. |
| 0x0316 | Level number. |
| 0x031A | Next pill: First color. |
| 0x031B | Next pill: Second color. |
| 0x0400-0x047F | Play field. Set to 255 when a square is empty, other values when it isn't. This appears to be the sprite being displayed, since it distinguishes between a single yellow dot and a left half of a yellow pill and a bottom half of a yellow pill. |
| 0x067E | Maximum frames to wait before the three viruses move. |
| 0x067F | Frames left before the three viruses move. |
| 0x0727 | Number of players. |
| 0x0731 | Music type. |