Sprite and Layers System Register: Difference between revisions
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|Readable=Yes | |Readable=Yes | ||
|Writable=Yes | |Writable=Yes | ||
|ShortDesc=Enables/disables | |ShortDesc=Enables/disables [[Sprites]] and [[Enhanced ULA|Lores Layer]], and chooses priority of sprites and [[Layer 2]]. | ||
}} | }} | ||
Revision as of 23:01, 29 August 2017
| Number | TBRegisterNumber::$15 |
|---|---|
| Readable | TBRegisterReadable::Yes |
| Writable | TBRegisterWritable::Yes |
| Short Description | [[ShortDesc::Enables/disables Sprites and Lores Layer, and chooses priority of sprites and Layer 2.]] |
Bitmapped as follows:
| Bit | Function |
|---|---|
| 7 | Enable Lores Layer |
| 6-5 | Reserved |
| 3-4 | If %00, ULA is drawn under Layer 2 and Sprites; if %01, it is drawn between them, if %10 it is drawn over both |
| 2 | If 1, Layer 2 is drawn over Sprites, else sprites drawn over layer 2 |
| 1 | Enable sprites over border |
| 0 | Enable sprite visibility |