summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/drivers/wyvernf0.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/drivers/wyvernf0.cpp')
-rw-r--r--src/mame/drivers/wyvernf0.cpp4
1 files changed, 1 insertions, 3 deletions
diff --git a/src/mame/drivers/wyvernf0.cpp b/src/mame/drivers/wyvernf0.cpp
index 9009fc8642c..78edb0827e3 100644
--- a/src/mame/drivers/wyvernf0.cpp
+++ b/src/mame/drivers/wyvernf0.cpp
@@ -38,7 +38,6 @@ TODO:
#include "sound/ay8910.h"
#include "sound/msm5232.h"
#include "sound/dac.h"
-#include "sound/volt_reg.h"
#include "screen.h"
#include "speaker.h"
@@ -699,8 +698,7 @@ static MACHINE_CONFIG_START( wyvernf0 )
// pin 22 Noise Output not mapped
MCFG_SOUND_ADD("dac", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.25) // unknown DAC
- MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0)
- MCFG_SOUND_ROUTE_EX(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac", -1.0, DAC_VREF_NEG_INPUT)
+ MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0) MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_NEG_INPUT, -1.0)
MACHINE_CONFIG_END
/***************************************************************************