From 897ab9900d77b352b55435c4f36b428dba23c297 Mon Sep 17 00:00:00 2001
From: Luca Elia <lucaelia@mamedev.org>
Date: Mon, 23 Mar 2009 21:48:02 +0000
Subject: [PATCH] Updated video timing in bestbest to match PCB [Guru]

---
 src/mame/drivers/suna16.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/src/mame/drivers/suna16.c b/src/mame/drivers/suna16.c
index b0ce1c099cb..201a026df1a 100644
--- a/src/mame/drivers/suna16.c
+++ b/src/mame/drivers/suna16.c
@@ -1035,7 +1035,7 @@ static MACHINE_DRIVER_START( bestbest )
 
 	/* video hardware */
 	MDRV_SCREEN_ADD("screen", RASTER)
-	MDRV_SCREEN_REFRESH_RATE(60)
+	MDRV_SCREEN_REFRESH_RATE(59.1734)    // measured on pcb (15.6218kHz HSync)
 	MDRV_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0))
 	MDRV_SCREEN_FORMAT(BITMAP_FORMAT_INDEXED16)
 	MDRV_SCREEN_SIZE(256, 256)
@@ -1269,12 +1269,15 @@ Notes:
       6116     - 2kx8 SRAM
       62256    - 32kx8 SRAM
       CN1      - Connector for extra controls
-      VSync    - 60Hz
-      HSync    - 15.68kHz
-
       ROMs 7-18 located on a plug-in daughterboard
       Both PROMs are identical
 
+      Measurements
+      ------------
+      XTAL  - 23.99463MHz
+      VSync - 59.1734Hz
+      HSync - 15.6218kHz
+
 ***************************************************************************/
 
 ROM_START( bestbest )