diff options
Diffstat (limited to 'src/mame/drivers/capbowl.cpp')
-rw-r--r-- | src/mame/drivers/capbowl.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mame/drivers/capbowl.cpp b/src/mame/drivers/capbowl.cpp index 17dd5e2bf0f..891d66e0fef 100644 --- a/src/mame/drivers/capbowl.cpp +++ b/src/mame/drivers/capbowl.cpp @@ -94,6 +94,7 @@ #include "cpu/m6809/m6809.h" #include "sound/2203intf.h" #include "sound/dac.h" +#include "sound/volt_reg.h" #include "speaker.h" #define MASTER_CLOCK XTAL_8MHz @@ -357,7 +358,8 @@ static MACHINE_CONFIG_START( capbowl ) MCFG_SOUND_ROUTE(3, "speaker", 0.75) MCFG_SOUND_ADD("dac", DAC0832, 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 |