fix #151

mateoconlechuga · mateoconlechuga · commit 5e78ad02f666 · 2020-09-11T09:20:19.000-06:00
diff --git a/src/ports.asm b/src/ports.asm
@@ -143,7 +143,7 @@ port_os560:
 	ld	hl,$d09466
 	push	hl
 	push	de
-	ld	a,(hl)
+	xor	a,a
 	jp	(ix)
 .unlockhelper:
 	ld	a,$8c
