diff --git a/src/mame/drivers/roul.c b/src/mame/drivers/roul.c
index da26fe7f1e2..b5c1a881d38 100644
--- a/src/mame/drivers/roul.c
+++ b/src/mame/drivers/roul.c
@@ -30,45 +30,51 @@ ROM text showed SUPER LUCKY ROULETTE LEISURE ENT
 #include "cpu/z80/z80.h"
 #include "sound/ay8910.h"
 
+#define VIDEOBUF_SIZE 256*256
+
+UINT8 reg[0x10];
+UINT8 *videobuf;
+
 static READ8_HANDLER( testf5_r )
 {
-//logerror("Read unknown port $f5 at %04x\n",cpu_get_pc(space->cpu));
-return mame_rand(space->machine) & 0x00ff;
-	return 0xc0;
+	logerror("Read unknown port $f5 at %04x\n",cpu_get_pc(space->cpu));
+	return mame_rand(space->machine) & 0x00ff;
 }
 
 static READ8_HANDLER( testf8_r )
 {
-//logerror("Read unknown port $f8 at %04x\n",cpu_get_pc(space->cpu));
-return mame_rand(space->machine) & 0x00ff;
-	return 0xc0;
+	logerror("Read unknown port $f8 at %04x\n",cpu_get_pc(space->cpu));
+	return mame_rand(space->machine) & 0x00ff;
 }
 
 static READ8_HANDLER( testfa_r )
 {
-//logerror("Read unknown port $fa at %04x\n",cpu_get_pc(space->cpu));
-return mame_rand(space->machine) & 0x00ff;
-	return 0xc0;
+	logerror("Read unknown port $fa at %04x\n",cpu_get_pc(space->cpu));
+	return mame_rand(space->machine) & 0x00ff;
 }
 
 static READ8_HANDLER( testfd_r )
 {
-//logerror("Read unknown port $fd at %04x\n",cpu_get_pc(space->cpu));
-return mame_rand(space->machine) & 0x00ff;
-	return 0xc0;
+	logerror("Read unknown port $fd at %04x\n",cpu_get_pc(space->cpu));
+	return mame_rand(space->machine) & 0x00ff;
 }
 
 static WRITE8_HANDLER( testfx_w )
 {
-//	logerror("Write [%02x] -> %02x\n",offset,data);
+	if (offset==2)
+		videobuf[reg[0]*256+reg[1]] = 1;
+	else
+		reg[offset] = data;
+	logerror("Write [%02x] -> %02x\n",offset,data);
 }
 
+/*
 static READ8_HANDLER( test_r )
 {
-logerror("Read unknown port $f5 at %04x\n",cpu_get_pc(space->cpu));
-return mame_rand(space->machine) & 0x00ff;
-	return 0xc0;
+	logerror("Read unknown port $f5 at %04x\n",cpu_get_pc(space->cpu));
+	return mame_rand(space->machine) & 0x00ff;
 }
+*/
 
 static ADDRESS_MAP_START( roul_map, ADDRESS_SPACE_PROGRAM, 8 )
 	AM_RANGE(0x0000, 0x7fff) AM_ROM
@@ -91,17 +97,22 @@ 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(test_r) // AM_READ(soundlatch_r)
+	AM_RANGE(0x00, 0x00) AM_READ(soundlatch_r)
 	AM_RANGE(0x00, 0x01) AM_DEVWRITE("ay", ay8910_address_data_w)
 ADDRESS_MAP_END
 
 static VIDEO_START(roul)
 {
-
+	videobuf = auto_malloc(VIDEOBUF_SIZE * sizeof(*videobuf));
+	memset(videobuf, 0, VIDEOBUF_SIZE * sizeof(*videobuf));
 }
 
 static VIDEO_UPDATE(roul)
 {
+	int i,j;
+	for (i=0; i<256; i++)
+		for (j=0; j<256; j++)
+			*BITMAP_ADDR16(bitmap, i, j    ) = videobuf[j*256+i];
 	return 0;
 }