Active Video Line (LSB) Register
From SpecNext Wiki
| Number | TBRegisterNumber::$1F |
|---|---|
| Readable | TBRegisterReadable::Yes |
| Writable | TBRegisterWritable::No |
| Short Description | ShortDesc::Holds the eight LSBs of the raster line currently being drawn. |
The MSB of the raster line is in {{#ask: TBRegisterNumber::$1E }} ($1E).
The line coordinates use coordinate system of Copper coprocessor, i.e. line 0 is the first line of pixels.