git.sur5r.net Git - cc65/blob - libsrc/cbm/cpeekcolor.s

   1 ;
   2 ; 2016-02-28, Groepaz
   3 ; 2017-06-22, Greg King
   4 ;
   5 ; unsigned char cpeekcolor (void);
   6 ;
   7
   8         .export         _cpeekcolor
   9
  10 ; Get a system-specific file.
  11 ; Note:  The cbm510, cbm610, c128, and Pet targets need special
  12 ; versions that handle RAM banking, the 80-column VDC, and monochrome.
  13
  14 .if     .def(__C16__)
  15         .include        "plus4.inc"     ; both C16 and Plus4
  16 .elseif .def(__C64__)
  17         .include        "c64.inc"
  18 .elseif .def(__VIC20__)
  19         .include        "vic20.inc"
  20 .endif
  21
  22
  23 _cpeekcolor:
  24         ldy     CURS_X
  25         lda     (CRAM_PTR),y    ; get color
  26         and     #$0F
  27         ldx     #>$0000
  28         rts