Tetris (NES, Nintendo): Difference between revisions
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The following table of [[Drop#Gravity|gravity]] speeds was observed and later found to be stored at $898E (offset $099E in the iNES format ROM): | The following table of [[Drop#Gravity|gravity]] speeds was observed and later found to be stored at $898E (offset $099E in the iNES format ROM): | ||
{| | {| | ||
! Level || | ! Level || Frames per Gridcell | ||
|- | |- | ||
| 00 || 48 | | 00 || 48 | ||
Revision as of 17:23, 5 July 2008
| Tetris | |
|---|---|
 | |
| Developer(s) | Nintendo |
| Publisher(s) | Nintendo |
| Platform(s) | NES |
| Release | 1989 |
| Gameplay info | |
| Next pieces | 1 |
| Playfield size | 10x20 |
| Hold piece | no |
| Hard drop | none |
| Rotation system | Nintendo Rotation System right-handed version |
  | |
Nintendo published the first official version of Tetris for Nintendo Entertainment System. Unlike Tetяis, this game has no 2-player mode.
Details
The Nintendo Entertainment System is specified to run at 60.0988 frames per second.
Rotation system is a right-handed Nintendo Rotation System. Lock delay, wall kick, and hard drop are not present. DAS initial delay is 16 frames, and then every 6 frames. Soft drop speed is 1/2G. ARE is 10 frames; line clear delay is an additional 20 frames.
The following table of gravity speeds was observed and later found to be stored at $898E (offset $099E in the iNES format ROM):
| Level | Frames per Gridcell |
|---|---|
| 00 | 48 |
| 01 | 43 |
| 02 | 38 |
| 03 | 33 |
| 04 | 28 |
| 05 | 23 |
| 06 | 18 |
| 07 | 13 |
| 08 | 8 |
| 09 | 6 |
| 10–12 | 5 |
| 13–15 | 4 |
| 16–18 | 3 |
| 19–28 | 2 |
| 29+ | 1 |
In Marathon (called A-TYPE), when the player line clear (startLevel * 10 + 10) or 100 lines, whatever comes first, the level advances by 1. After this, the level advances by 1 for every 10 lines.
- Start at level 5, advance to level 6 at 60 lines, advance to level 7 at 70 lines.
- Start at level 12, advance to level 13 at 100 lines, advance to level 14 at 110 lines.
See also
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