Enable NMI

2016-12-07 10:41:33 -08:00 · 2016-12-07 10:41:33 -08:00 · d8ddf3bba6
parent ab8f986fe6
commit d8ddf3bba6
2 changed files with 6 additions and 2 deletions
--- a/my_custom.asm
+++ b/my_custom.asm
@ -43,6 +43,11 @@ sta $2122
 .MACRO Set_Screen_Brightness
 lda #\1
 sta $2100 ; $2100 is the screen brightness register
+.ENDM
+
+.MACRO Enable_NMI_And_Joypad
+    lda #%10000001
+    sta $4200

 .ENDM

--- a/test_gfx.asm
+++ b/test_gfx.asm
@ -81,8 +81,7 @@ Start:

    Load_Block_to_VRAM TileMap, $0400, 32

-lda #%10000001  ; enable NMI and joypads
-sta $4200
+    Enable_NMI_And_Joypad

 mainloop:
    Spin_Loop $02