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Diffstat (limited to 'src/mame/drivers/instantm.cpp')
-rw-r--r--src/mame/drivers/instantm.cpp6
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mame/drivers/instantm.cpp b/src/mame/drivers/instantm.cpp
index 2e2456f9aca..7044be5d585 100644
--- a/src/mame/drivers/instantm.cpp
+++ b/src/mame/drivers/instantm.cpp
@@ -141,8 +141,10 @@ MACHINE_CONFIG_START(instantm_state::instantm)
SPEAKER(config, "speaker").front_center();
MCFG_DEVICE_ADD("dac", MC1408, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.5)
- MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0)
- MCFG_SOUND_ROUTE(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE(0, "dac", -1.0, DAC_VREF_NEG_INPUT)
+ voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
+ vref.set_output(5.0);
+ vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
+ vref.add_route(0, "dac", -1.0, DAC_VREF_NEG_INPUT);
MACHINE_CONFIG_END