Tilemap X Scroll LSB Register

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Revision as of 10:45, 14 October 2025 by Xalior (talk | contribs) (Xalior moved page Tilemap Offset X LSB Register to Tilemap X Scroll LSB Register: match formal nextreg.txt name)
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Number TBRegisterNumber::$30
Readable TBRegisterReadable::Yes
Writable TBRegisterWritable::Yes
Short Description ShortDesc::Sets the pixel offset (eight low bits) used for drawing Tilemap graphics on the screen.

Tilemap X-offset, low 8 bits of it (0 after a reset)

Meaningful Range is 0-319 in 40 char mode, 0-639 in 80 char mode.

The two top bits of the offset value are stored in {{#ask: TBRegisterNumber::$2F }} ($2F).