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cc65/libsrc/gamate/clrscr.s
2015-11-29 20:04:10 +01:00

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629 B
ArmAsm

.include "gamate.inc"
.include "extzp.inc"
.import plot
.export _clrscr
_clrscr:
ldy #$0
tya
rowloop:
sty LCD_X
sta LCD_Y
ldx #$0
colloop:
sta LCD_DATA
inx
bne colloop
iny
bne rowloop
; Go to the home position.
sta CURS_X
sta CURS_Y
jmp plot
;-------------------------------------------------------------------------------
; force the init constructor to be imported
.import initconio
conio_init = initconio