Cut one at a framebuffer

[fpgaboy.git] / diag.asm

diff --git a/diag.asm b/diag.asm
index 8d6aec83a8e18ffc8f5465bf746d278ff4feac09..e3afaa42e685f0dfbbb131de8069ca677b93913d 100644 (file)
--- a/diag.asm
+++ b/diag.asm
@@ -1,3 +1,6 @@
+       section "end",HOME[1024]
+       nop
+

        SECTION "a",HOME[$00]
 
 start: jp main
        SECTION "a",HOME[$00]
 
 start: jp main


@@ -13,11 +16,9 @@ start: jp main
 
 main:
        ld a, $FF
 
 main:
        ld a, $FF

-       ld [$FF51],a
+       ld c, $51
+       ld [c], a

 
 

-;      ld a, $04
-;      ld [$FFFF], a
-       

        ld sp, $DFF0
        
        ld a, $04       ;start timer, 4.096KHz
        ld sp, $DFF0
        
        ld a, $04       ;start timer, 4.096KHz


@@ -50,11 +51,13 @@ signon:
 vbl:
 lcdc:
        PUSH AF
 vbl:
 lcdc:
        PUSH AF

+       PUSH BC

        
        xor a
        ld c, $0F
        ld [c], a
        
        
        xor a
        ld c, $0F
        ld [c], a
        

+       POP BC

        POP AF
        
        reti
        POP AF
        
        reti


@@ -76,10 +79,8 @@ tmro:
        ld a, $41       ; print A
        call putc
 .noprint:
        ld a, $41       ; print A
        call putc
 .noprint:

-       ld hl, $DF81
+       inc [hl]

        ld a, [hl]
        ld a, [hl]

-       add 1
-       ld [hl], a

        ld c, $51
        ld [c], a
 
        ld c, $51
        ld [c], a
 


@@ -340,3 +341,4 @@ puts:
        ret z
        call putc
        jr puts
        ret z
        call putc
        jr puts

+