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x68000:vidcon_registers [2017/08/16 16:07]
neko68k
x68000:vidcon_registers [2019/08/27 20:45] (current)
Line 77: Line 77:
      SIZ      SIZ
  
- bit 2 SIZ Real screen ​size+ bit 2 SIZ GVRAM size
  %0  :  512× 512 pixels  %0  :  512× 512 pixels
  %1  : 1024×1024 pixels  %1  : 1024×1024 pixels
Line 128: Line 128:
  %1 : Translucent mode selection  %1 : Translucent mode selection
  bit 10 B/P %0 : Sharp reserved  bit 10 B/P %0 : Sharp reserved
- %1 : グラフィック画面の最下位ビットで領域指定(?​)+ %1 : Enable special priority mode
  bit  9 G/​G Translucent:​ Graphic screen  bit  9 G/​G Translucent:​ Graphic screen
  bit  8 G/​T Translucent:​ text/sprite screen  bit  8 G/​T Translucent:​ text/sprite screen
Line 136: Line 136:
  bit  5 TON Text screen ON(%1)/​OFF(%0)  bit  5 TON Text screen ON(%1)/​OFF(%0)
  bit  4 GS4 Graphic screen ON(%1)/​OFF(%0)  bit  4 GS4 Graphic screen ON(%1)/​OFF(%0)
- (When the actual screen ​size is 1024x1024)+ (When the GVRAM size is 1024x1024)
  bit  3~0 GS3~GS0  bit  3~0 GS3~GS0
  Graphic screen ON(%1)/​OFF(%0)  Graphic screen ON(%1)/​OFF(%0)
- (When the actual screen ​size is 512x512)+ (When the GVRAM size is 512x512)
  
  ※When the graphic screen is one page, all the same values are set for   ※When the graphic screen is one page, all the same values are set for 
 
 x68000/vidcon_registers.1502863678.txt.gz · Last modified: 2019/08/27 20:44 (external edit)
 
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