Sprite port-mirror Index Register
From SpecNext Wiki
| Next Register Number | $34 |
|---|---|
| Readable | Yes |
| Writable | Yes |
| Short Description | Selects sprite index 0..63 to be affected by writes to other Sprite port-mirrors. |
Bits 7-6 are reserved (write 0), bits 5-0 are sprite index (0..63).