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Diffstat (limited to 'src/mame/drivers/coolpool.cpp')
-rw-r--r--src/mame/drivers/coolpool.cpp7
1 files changed, 2 insertions, 5 deletions
diff --git a/src/mame/drivers/coolpool.cpp b/src/mame/drivers/coolpool.cpp
index d022a0ca7ec..271ebea76b4 100644
--- a/src/mame/drivers/coolpool.cpp
+++ b/src/mame/drivers/coolpool.cpp
@@ -33,7 +33,6 @@
#include "cpu/tms32025/tms32025.h"
#include "machine/nvram.h"
#include "sound/dac.h"
-#include "sound/volt_reg.h"
#include "screen.h"
#include "speaker.h"
@@ -810,8 +809,7 @@ static MACHINE_CONFIG_START( amerdart )
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("speaker")
MCFG_SOUND_ADD("dac", DAC_12BIT_R2R_TWOS_COMPLEMENT, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0) // 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
@@ -849,8 +847,7 @@ static MACHINE_CONFIG_START( coolpool )
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("speaker")
MCFG_SOUND_ADD("dac", DAC_12BIT_R2R_TWOS_COMPLEMENT, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0) // 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