diff options
Diffstat (limited to 'src/mame/drivers/vidbrain.cpp')
-rw-r--r-- | src/mame/drivers/vidbrain.cpp | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/mame/drivers/vidbrain.cpp b/src/mame/drivers/vidbrain.cpp index e9128222dd0..3a1f5664052 100644 --- a/src/mame/drivers/vidbrain.cpp +++ b/src/mame/drivers/vidbrain.cpp @@ -417,8 +417,10 @@ MACHINE_CONFIG_START(vidbrain_state::vidbrain) // sound hardware SPEAKER(config, "speaker").front_center(); MCFG_DEVICE_ADD("dac", DAC_2BIT_R2R, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.167) // 74ls74.u16 + 120k + 56k - 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); // devices F3853(config, m_smi, XTAL(4'000'000)/2); |