1
0
mirror of https://github.com/cc65/cc65.git synced 2025-08-15 06:27:36 +00:00
Files
cc65/libsrc/pce/clrscr.s
2014-11-29 15:35:20 +01:00

26 lines
519 B
ArmAsm

.include "pcengine.inc"
.export _clrscr
_clrscr:
st0 #VDC_MAWR
st1 #<$0000
st2 #>$0000
st0 #VDC_VWR
ldy #$40
rowloop: ldx #$80
colloop: lda #' '
staio VDC_DATA_LO
lda #$02
staio VDC_DATA_HI
dex
bne colloop
dey
bne rowloop
rts