Add mock up LCDC

[fpgaboy.git] / diag.asm

diff --git a/diag.asm b/diag.asm
index 55127f82cff8704fd3c716ebdd22f43b2ff1e28e..ff70e0755b1f7ef374cc5717c225e3a78bd2f2cf 100644 (file)
--- a/diag.asm
+++ b/diag.asm
@@ -1,15 +1,13 @@
        SECTION "a",HOME
 
 main:
-       ld c, $51       ; Note that we are alive.
        ld a, $FF
-       ld [c],a
+       ld [$FF51],a
        
        ld sp, $DFF0
        
-       ld c, $07
        ld a, $04       ;start timer, 4.096KHz
-       ld [c], a
+       ld [$FF07], a
 
        ld hl, $DF81
        xor a
@@ -42,8 +40,7 @@ irqhand:
        PUSH HL
        
        xor a
-       ld c, $0F       ; ack the irq
-       ld [c], a
+       ld [$FF0F], a
        
        ld hl, $DF82
        ld a, [hld]
@@ -54,8 +51,7 @@ irqhand:
 .noprint:
        inc [hl]
        ld a, [hl]
-       ld c, $51
-       ld [c], a
+       ld [$FF51], a
 
        POP HL
        POP DE