From ccbc22097aa3c3f1a09e356ae76127410f457adf Mon Sep 17 00:00:00 2001
From: Peter Ferrie <peter.ferrie@gmail.com>
Date: Mon, 11 Mar 2019 20:59:36 -0700
Subject: [PATCH] shorten IIGS data timing

---
 src/anti-m.a | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/src/anti-m.a b/src/anti-m.a
index 549a1ca..877424d 100644
--- a/src/anti-m.a
+++ b/src/anti-m.a
@@ -70,7 +70,14 @@ Boot
          sta   $1600,x
          inx
          bne   -
-         lda   #<Tracer
+         lda   $165C
+         cmp   #$80
+         bne   +
+         lda   #$08
+         sta   $165D
+         lda   #$B7
+         sta   $16A5
++        lda   #<Tracer
          ldx   #>Tracer
          ldy   $16F8
          cpy   #$4C