APPENDIX TWELVE



     Address        Routine
     62986/F60A     Advance cursor routines
     63073/F661     Return with scrolling
     63077/F665     Return
     63150/F6AE     Subtract end point
     63164/F6BC     Check cursor range routines
     63256/F718     Restore old data under cursor

63267          F723           BMI
     Bitmap routines for the editor and screen handler.

63479          F7F7           SCR
     Screen scroll routines.

63665          F8B1           CBC
     Buffer count computation routines; various keyboard, editor,
     and screen follow, including:

     Address        Routine
     63768/F918     Delete line
     63804/F93C     Check for control character
     63820/F94C     Save row and column values
     63831/F957     Restore row and column
     63842/F962     Swap cursor with regular cursor position
     63875/F983     Sound key click
     63895/F997     Set cursor at left edge
     63910/F9A6     Set memory scan counter address
     63919/F9AF     Perform screen SPECIAL command

64260          FB04           TMSK
     Various screen and keyboard tables begin here:

     Address        Table
     64260/FB04     Bit masks
     64264/FB08     Default screen colors (PF0-3, BAK)
     64269/FB0D     Control character routines (each entry is
                    three bytes; control character and two-byte
                    address of processing routine)
     64317/FB3D     Shifted function key routines (1200XL)
     64329/FB49     ATASCII to internal conversion constants
     64333/FB4D     Internal to ATASCII conversion constants
     64337/FB51     Keyboard definition (see below)
     64529/FC11     Function key definitions

64337          FB51           ....
     Start of the 192-byte keyboard definition table; see location 121,
     122 ($79, $7A).