diff options
Diffstat (limited to 'joypad.asm')
| -rw-r--r-- | joypad.asm | 22 |
1 files changed, 11 insertions, 11 deletions
diff --git a/joypad.asm b/joypad.asm index 2488ba1df..099bfbef6 100644 --- a/joypad.asm +++ b/joypad.asm @@ -40,10 +40,10 @@ Joypad: ; 935 ; We can only get four inputs at a time. ; We take d-pad first for no particular reason. ld a, D_PAD - ld [$ff00], a + ld [rJOYP], a ; Read twice to give the request time to take. - ld a, [$ff00] - ld a, [$ff00] + ld a, [rJOYP] + ld a, [rJOYP] ; The Joypad register output is in the lo nybble (inversed). ; We make the hi nybble of our new container d-pad input. @@ -57,14 +57,14 @@ Joypad: ; 935 ; Buttons make 8 total inputs (A, B, Select, Start). ; We can fit this into one byte. ld a, BUTTONS - ld [$ff00], a + ld [rJOYP], a ; Wait for input to stabilize. - ld a, [$ff00] - ld a, [$ff00] - ld a, [$ff00] - ld a, [$ff00] - ld a, [$ff00] - ld a, [$ff00] + ld a, [rJOYP] + ld a, [rJOYP] + ld a, [rJOYP] + ld a, [rJOYP] + ld a, [rJOYP] + ld a, [rJOYP] ; Buttons take the lo nybble. cpl and $f @@ -73,7 +73,7 @@ Joypad: ; 935 ; Reset the joypad register since we're done with it. ld a, $30 - ld [$ff00], a + ld [rJOYP], a ; To get the delta we xor the last frame's input with the new one. ld a, [$ffa4] ; last frame |