Active Video Line (LSB) Register: Difference between revisions
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m Ped7g moved page Raster Line LSB Register to Active Video Line LSB Register: sync with "nextreg.txt" terminology |
core 3.1.5 changes/refresh |
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The line coordinates use coordinate system of [https://gitlab.com/thesmog358/tbblue/blob/master/docs/extra-hw/copper/COPPER-v0.1c.TXT Copper coprocessor], i.e. line 0 is the first line of pixels. | The line coordinates use coordinate system of [https://gitlab.com/thesmog358/tbblue/blob/master/docs/extra-hw/copper/COPPER-v0.1c.TXT Copper coprocessor], i.e. line 0 is the first line of pixels. | ||
Since core 3.1.5 the numbering of lines can be offseted by {{NextRegNo|$64}}. | |||
Revision as of 08:21, 27 April 2020
| Next Register Number | $1F |
|---|---|
| Readable | Yes |
| Writable | No |
| Short Description | Holds the eight LSBs of the raster line currently being drawn. |
The MSB of the raster line is in NextReg:$1E.
The line coordinates use coordinate system of Copper coprocessor, i.e. line 0 is the first line of pixels.
Since core 3.1.5 the numbering of lines can be offseted by NextReg:$64.