From 2127a817bf402cdabd20d26b9ee7e26bf02f2be4 Mon Sep 17 00:00:00 2001
From: Olivier Galibert <galibert@pobox.com>
Date: Thu, 8 Mar 2012 12:48:15 +0000
Subject: [PATCH] ymf271: Timer setup fix [trap15]

---
 src/emu/sound/ymf271.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/emu/sound/ymf271.c b/src/emu/sound/ymf271.c
index d454f5aca1c..ad854be5786 100644
--- a/src/emu/sound/ymf271.c
+++ b/src/emu/sound/ymf271.c
@@ -1452,6 +1452,8 @@ static void ymf271_write_timer(YMF271Chip *chip, int data)
 					{
 						chip->timerA |= (data & 0xff)<<8;
 					}
+					else
+						chip->timerA |= 0x200;
 				}
 				break;