diff --git a/src/mame/drivers/roul.c b/src/mame/drivers/roul.c
index 5e39df8bb14..e5012562bda 100644
--- a/src/mame/drivers/roul.c
+++ b/src/mame/drivers/roul.c
@@ -3,6 +3,11 @@
 driver by Roberto Zandona'
 thanks to Angelo Salese for some precious advice
 
+TO DO:
+- blitter
+- sound
+- input
+
 Has 36 pin Cherry master looking edge connector 
 
 .u12 2764 stickered 1 
@@ -23,43 +28,41 @@ ROM text showed SUPER LUCKY ROULETTE LEISURE ENT
 
 #include "driver.h"
 #include "cpu/z80/z80.h"
-
+#include "sound/ay8910.h"
 
 static READ8_HANDLER( testf5_r )
 {
 logerror("Read unknown port $f5 at %04x\n",cpu_get_pc(space->cpu));
-return mame_rand(space->machine) & 0x00f0;
+return mame_rand(space->machine) & 0x00ff;
 	return 0xc0;
 }
 
 static READ8_HANDLER( testf8_r )
 {
 logerror("Read unknown port $f8 at %04x\n",cpu_get_pc(space->cpu));
-return mame_rand(space->machine) & 0x00f0;
+return mame_rand(space->machine) & 0x00ff;
 	return 0xc0;
 }
 
 static READ8_HANDLER( testfa_r )
 {
 logerror("Read unknown port $fa at %04x\n",cpu_get_pc(space->cpu));
-return mame_rand(space->machine) & 0x00f0;
+return mame_rand(space->machine) & 0x00ff;
 	return 0xc0;
 }
 
 static READ8_HANDLER( testfd_r )
 {
 logerror("Read unknown port $fd at %04x\n",cpu_get_pc(space->cpu));
-return mame_rand(space->machine) & 0x00f0;
+return mame_rand(space->machine) & 0x00ff;
 	return 0xc0;
 }
 
 static WRITE8_HANDLER( testfx_w )
 {
-logerror("Write [%02x] -> %02x\n",offset,data);
+	logerror("Write [%02x] -> %02x\n",offset,data);
 }
 
-
-
 static ADDRESS_MAP_START( roul_map, ADDRESS_SPACE_PROGRAM, 8 )
 	AM_RANGE(0x0000, 0x7fff) AM_ROM
 	AM_RANGE(0x8000, 0x8fff) AM_RAM
@@ -79,6 +82,11 @@ static ADDRESS_MAP_START( sound_map, ADDRESS_SPACE_PROGRAM, 8 )
 	AM_RANGE(0x1000, 0x13ff) AM_RAM
 ADDRESS_MAP_END
 
+static ADDRESS_MAP_START( sound_cpu_io_map, ADDRESS_SPACE_IO, 8 )
+	ADDRESS_MAP_GLOBAL_MASK(0xff)
+	AM_RANGE(0x00, 0x00) AM_READ(soundlatch_r)
+ADDRESS_MAP_END
+
 static VIDEO_START(roul)
 {
 
@@ -101,6 +109,8 @@ static MACHINE_DRIVER_START( roul )
 
 	MDRV_CPU_ADD("soundcpu", Z80, 1000000)
 	MDRV_CPU_PROGRAM_MAP(sound_map, 0)
+	MDRV_CPU_IO_MAP(sound_cpu_io_map,0)
+	MDRV_CPU_VBLANK_INT("screen",irq0_line_hold)
 
  	/* video hardware */
 	MDRV_SCREEN_ADD("screen", RASTER)
@@ -114,6 +124,10 @@ static MACHINE_DRIVER_START( roul )
 
 	MDRV_VIDEO_START(roul)
 	MDRV_VIDEO_UPDATE(roul)
+
+	MDRV_SPEAKER_STANDARD_MONO("mono")
+	MDRV_SOUND_ADD("ay", AY8910, 1000000)
+	MDRV_SOUND_ROUTE(ALL_OUTPUTS, "mono", 1.0)
 MACHINE_DRIVER_END
 
 ROM_START(roul)