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Mode 2: Difference between revisions
From SnesLab
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'''Mode 2''' is very similar to [[Mode 1]], except that Layer 3 is sacrificed to support [[Offset Change Mode]] instead of being a background. | '''Mode 2''' is very similar to [[Mode 1]], except that Layer 3 is sacrificed to support [[Offset Change Mode]] instead of being a background. The horizontal resolution is 256 dots. | ||
The eight palettes for BG1 and BG2 are located at [[CGRAM]] addresses 0h to 7Fh in Mode 2.<sup>[3]</sup> Each of those palettes contains 16 colors. | |||
Background tiles may be 8 by 8 pixels or 16 by 16 pixels in Mode 2.<sup>[2]</sup> | Background tiles may be 8 by 8 pixels or 16 by 16 pixels in Mode 2.<sup>[2]</sup> | ||
[[Direct Color]] is unsupported. | |||
[[Mosaic]], [[interlacing]], and [[windowing]] are supported. | |||
=== See Also === | === See Also === | ||
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=== | === References === | ||
# https://nesdoug.com/2022/05/30/other-modes | # https://nesdoug.com/2022/05/30/other-modes | ||
# Appendix A-5 of the official Super Nintendo development manual | # [https://archive.org/details/SNESDevManual/book1/page/n199 Appendix A-5] of the official Super Nintendo development manual | ||
# upper right memory map in [https://archive.org/details/SNESDevManual/book1/page/n211 Appendix A-17], lbid | |||
[[Category:Video]] | [[Category:Video]] | ||
Latest revision as of 15:22, 18 August 2024
| BG Layers Available | |||
|---|---|---|---|
| Layer 2 | Layer 1 | ||
| 4bpp | 4bpp | ||
Mode 2 is very similar to Mode 1, except that Layer 3 is sacrificed to support Offset Change Mode instead of being a background. The horizontal resolution is 256 dots.
The eight palettes for BG1 and BG2 are located at CGRAM addresses 0h to 7Fh in Mode 2.[3] Each of those palettes contains 16 colors.
Background tiles may be 8 by 8 pixels or 16 by 16 pixels in Mode 2.[2]
Direct Color is unsupported.
Mosaic, interlacing, and windowing are supported.
See Also
| Other Background Modes | |||
|---|---|---|---|
| Mode 0 | Mode 1 | Mode 2 | Mode 3 |
| Mode 4 | Mode 5 | Mode 6 | Mode 7 |
References
- https://nesdoug.com/2022/05/30/other-modes
- Appendix A-5 of the official Super Nintendo development manual
- upper right memory map in Appendix A-17, lbid