mirror of
https://github.com/cc65/cc65.git
synced 2024-11-16 02:10:52 +00:00
22 lines
547 B
ArmAsm
22 lines
547 B
ArmAsm
.export vce_init
|
|
|
|
.include "pce.inc"
|
|
|
|
.segment "ONCE"
|
|
vce_init:
|
|
; Set CTA to zero
|
|
stz VCE_ADDR_LO
|
|
stz VCE_ADDR_HI
|
|
|
|
ldy #$01 ; Only background palettes
|
|
vce_clear_bank:
|
|
clx ; ldx #<$0100 ; <(16 * 16)
|
|
vce_clear_color:
|
|
stz VCE_DATA_LO ; Clear color (LSB)
|
|
stz VCE_DATA_HI ; Clear color (MSB)
|
|
dex
|
|
bne vce_clear_color
|
|
dey
|
|
bne vce_clear_bank
|
|
rts
|