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Diffstat (limited to 'src/mame/drivers/galeb.cpp')
-rw-r--r--src/mame/drivers/galeb.cpp4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mame/drivers/galeb.cpp b/src/mame/drivers/galeb.cpp
index bf5007a4c5f..4c5d2350640 100644
--- a/src/mame/drivers/galeb.cpp
+++ b/src/mame/drivers/galeb.cpp
@@ -17,6 +17,7 @@
#include "includes/galeb.h"
#include "cpu/m6502/m6502.h"
+#include "sound/volt_reg.h"
#include "screen.h"
#include "speaker.h"
@@ -184,7 +185,8 @@ static MACHINE_CONFIG_START( galeb )
/* audio hardware */
MCFG_SPEAKER_STANDARD_MONO("speaker")
MCFG_SOUND_ADD("dac", DAC_1BIT, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.0625) // unknown DAC
- MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_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)
MACHINE_CONFIG_END
/* ROM definition */