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Diffstat (limited to 'src/mame/drivers/jankenmn.cpp')
-rw-r--r--src/mame/drivers/jankenmn.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mame/drivers/jankenmn.cpp b/src/mame/drivers/jankenmn.cpp
index c4431b39be4..df5fd004b31 100644
--- a/src/mame/drivers/jankenmn.cpp
+++ b/src/mame/drivers/jankenmn.cpp
@@ -151,6 +151,7 @@
#include "machine/z80ctc.h"
#include "machine/i8255.h"
#include "sound/dac.h"
+#include "sound/volt_reg.h"
#include "speaker.h"
#include "jankenmn.lh"
@@ -389,7 +390,8 @@ static MACHINE_CONFIG_START( jankenmn )
MCFG_SPEAKER_STANDARD_MONO("speaker")
MCFG_SOUND_ADD("dac", AD7523, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.5)
- MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0) MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_NEG_INPUT, -1.0)
+ 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)
MACHINE_CONFIG_END