summaryrefslogtreecommitdiffstatshomepage
path: root/src/mame/machine/inder_sb.cpp
diff options
context:
space:
mode:
Diffstat (limited to 'src/mame/machine/inder_sb.cpp')
-rw-r--r--src/mame/machine/inder_sb.cpp10
1 files changed, 6 insertions, 4 deletions
diff --git a/src/mame/machine/inder_sb.cpp b/src/mame/machine/inder_sb.cpp
index a0b15fbb675..ce14408e500 100644
--- a/src/mame/machine/inder_sb.cpp
+++ b/src/mame/machine/inder_sb.cpp
@@ -6,6 +6,7 @@
#include "emu.h"
#include "machine/inder_sb.h"
+#include "sound/volt_reg.h"
#include "speaker.h"
@@ -225,13 +226,14 @@ MACHINE_CONFIG_MEMBER( inder_sb_device::device_add_mconfig )
MCFG_SOUND_ADD("dac2", DAC_8BIT_R2R_TWOS_COMPLEMENT, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.5) // unknown DAC
MCFG_SOUND_ADD("dac3", DAC_8BIT_R2R_TWOS_COMPLEMENT, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.5) // unknown DAC
MCFG_SOUND_ADD("dac0vol", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE_EX(0, "dac0", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac0", -1.0, DAC_VREF_NEG_INPUT) // unknown DAC
- MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0)
MCFG_SOUND_ADD("dac1vol", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE_EX(0, "dac1", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac1", -1.0, DAC_VREF_NEG_INPUT) // unknown DAC
- MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0)
MCFG_SOUND_ADD("dac2vol", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE_EX(0, "dac2", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac2", -1.0, DAC_VREF_NEG_INPUT) // unknown DAC
- MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0)
MCFG_SOUND_ADD("dac3vol", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE_EX(0, "dac3", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac3", -1.0, DAC_VREF_NEG_INPUT) // 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, "dac0vol", 1.0, DAC_VREF_POS_INPUT)
+ MCFG_SOUND_ROUTE_EX(0, "dac1vol", 1.0, DAC_VREF_POS_INPUT)
+ MCFG_SOUND_ROUTE_EX(0, "dac2vol", 1.0, DAC_VREF_POS_INPUT)
+ MCFG_SOUND_ROUTE_EX(0, "dac3vol", 1.0, DAC_VREF_POS_INPUT)
MACHINE_CONFIG_END