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-rw-r--r--home/init.asm9
-rw-r--r--home/serial.asm2
2 files changed, 5 insertions, 6 deletions
diff --git a/home/init.asm b/home/init.asm
index 6ada3e267..8325f6294 100644
--- a/home/init.asm
+++ b/home/init.asm
@@ -136,15 +136,14 @@ Init:: ; 17d
; BG on
ld [rLCDC], a
- ld a, $ff
+ ld a, -1
ld [$ffcb], a
callba Function9890
- ld a, $9c
- ld [$ffd7], a
-
- xor a
+ ld a, VBGMap1 / $100
+ ld [hBGMapAddress + 1], a
+ xor a ; VBGMap1 % $100
ld [hBGMapAddress], a
callba StartClock
diff --git a/home/serial.asm b/home/serial.asm
index ab97d6b2e..d5df52a23 100644
--- a/home/serial.asm
+++ b/home/serial.asm
@@ -15,7 +15,7 @@ Serial:: ; 6ef
jr nz, .asm_721
ld a, [$ffcb]
- inc a
+ inc a ; is it equal to -1?
jr z, .asm_726
ld a, [rSB]