View source for Tilemap X Scroll MSB Register

{{NextRegister
|Number=$2F
|Readable=Yes
|Writable=Yes
|ShortDesc=Sets the pixel offset (two high bits) used for drawing Tilemap graphics on the screen.
}}
:Bits 7-2 Reserved, must be 0
:Bits 1-0 Tilemap X-offset, top two bits of it (0 after a reset)

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

The low eight bits of the offset value are stored in {{NextRegNo|$30}}.