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cc65/libsrc/c64/kplot.s
uz d55fb5217e Changed the solution for the PLOT problem with old -02 kernals to that used
for the VIC20: PLOT is not an kernal entry but a library function that will 
do the right stuff. This makes it work with other stuff that calls PLOT, too.


git-svn-id: svn://svn.cc65.org/cc65/trunk@4249 b7a2c559-68d2-44c3-8de9-860c34a00d81
2009-09-27 18:45:08 +00:00

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483 B
ArmAsm

;
; Ullrich von Bassewitz, 2002-12-09, 2009-09-27
;
; PLOT replacement function for the C64. The kernal function in the -02 kernals
; does not set the pointer to the color RAM correctly, so we need to fix that.
;
.export PLOT
.proc PLOT
bcs @L1
jsr $FFF0 ; Set cursor position
jmp $EA24 ; Set pointer to color RAM
@L1: jmp $FFF0 ; Get cursor position
.endproc