Fixes for the ptvjoy drivers by Marco van den Heuvel.

git-svn-id: svn://svn.cc65.org/cc65/trunk@4581 b7a2c559-68d2-44c3-8de9-860c34a00d81
2010-02-04 21:02:00 +00:00
parent e65f966d25
commit 7d03059240
2 changed files with 9 additions and 7 deletions
--- a/libsrc/vic20/vic20-ptvjoy.s
+++ b/libsrc/vic20/vic20-ptvjoy.s
@@ -125,6 +125,7 @@ joy2:	lda	#%10000000	; via port B Data-Direction

 	lda	VIA1_PRB	; via port B read/write
 	and	#$1f		; get bit 4-0 (PB4-PB0)
+	eor	#$1f
 	rts

 ; Read joystick 3
@@ -140,6 +141,7 @@ joy3:	lda	#$00		; via port B read/write
 	and	#%00100000	; get bit 5 (PB5)
 	lsr
 	ora	tmp1
+	eor	#$1f

 	ldx	#0
 	rts