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Text File  |  1988-05-15  |  977 b   |  18 lines
  1.  
  2. ;************************************************************************
  3. ; Video BIOS Data Area Locations                                        *
  4. ;************************************************************************
  5.  
  6. BIOS_Mode       EQU     449H            ;Location of current mode
  7. BIOS_CRT_Addr   EQU     463H            ;Address of CRT controller
  8. BIOS_Rows       EQU     484H            ;Number of text rows
  9. BIOS_Columns    EQU     44AH            ;Number of text columns
  10. BIOS_Height     EQU     485H            ;Character height
  11. BIOS_Page_Size  EQU     44CH            ;Number of bytes in one page
  12. BIOS_Curs_Mode  EQU     460H            ;Cursor start and end
  13. BIOS_Equipment  EQU     487H            ;Type of equipment in system
  14. BIOS_Switch     EQU     488H            ;Configuration switches
  15. BIOS_Curs_Pos   EQU     450H            ;Current cursor address
  16. BIOS_Curs_Start EQU     460H            ;Current cursor shape
  17. BIOS_Curs_Stop  EQU     461H
  18.