Layer 2 X Offset MSB Register

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Number $71
Readable Yes
Writable Yes
Short Description Sets the pixel offset used for drawing Layer 2 graphics on the screen.
   bits 7:1 = Reserved, must be 0
   bit 0 = MSB of scroll amount

This is most significant bit for high resolution 320x256x8 and 640x256x4 Layer 2 modes (valid range of scroll values is then 0..319, in 640x256x4 mode the layer is scrolling by two pixels horizontally)

The low 8 bits are defined by Layer 2 X Offset Register ($16)

(introduced by core 3.0.6 (+-1))