MB90091A データシートの表示（PDF） - Fujitsu

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MB90091A

Intelligent on-screen display controller (IOSDC)

Fujitsu 

MB90091A

K24: Specify the shadow frame size.

K24 = 0: Set the height of shadow frames for shaded background display to 32 dots.

K24 = 1: Set the height of shadow frames for shaded background display to 24 dots.

P0: Control the pattern background.

P0 = 0: Set pattern background mode “pattern background 0“.

ROM data “1“ is displayed as a character dot.

P0 = 1: Set pattern background mode “pattern background 1“.

Character and pattern background dots are separately generated automatically from a ROM

data array.

Note: Note: As the pattern background mode, set the mode used when the relevant font was designed.

DC: Control display.

DC = 0: Disable output operation for displaying characters and sprite characters.

Only the screen background color can be output.

DC = 0: Enable output operation for displaying characters and sprite characters.

The screen background color can also be output.

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