diff options
Diffstat (limited to 'src/mame/audio/n8080.cpp')
-rw-r--r-- | src/mame/audio/n8080.cpp | 8 |
1 files changed, 0 insertions, 8 deletions
diff --git a/src/mame/audio/n8080.cpp b/src/mame/audio/n8080.cpp index 4d86d867692..16f78afbedd 100644 --- a/src/mame/audio/n8080.cpp +++ b/src/mame/audio/n8080.cpp @@ -8,7 +8,6 @@ #include "emu.h" #include "includes/n8080.h" -#include "sound/volt_reg.h" #include "speaker.h" @@ -474,8 +473,6 @@ void spacefev_state::spacefev_sound(machine_config &config) SPEAKER(config, "speaker").front_center(); DAC_1BIT(config, m_n8080_dac, 0).add_route(ALL_OUTPUTS, "speaker", 0.15); - voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref", 0)); - vref.add_route(0, "n8080_dac", 1.0, DAC_VREF_POS_INPUT); SN76477(config, m_sn); m_sn->set_noise_params(RES_K(36), RES_K(150), CAP_N(1)); @@ -508,8 +505,6 @@ void sheriff_state::sheriff_sound(machine_config &config) SPEAKER(config, "speaker").front_center(); DAC_1BIT(config, m_n8080_dac, 0).add_route(ALL_OUTPUTS, "speaker", 0.15); - voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref", 0)); - vref.add_route(0, "n8080_dac", 1.0, DAC_VREF_POS_INPUT); SN76477(config, m_sn); m_sn->set_noise_params(RES_K(36), RES_K(100), CAP_N(1)); @@ -545,7 +540,4 @@ void helifire_state::helifire_sound(machine_config &config) /* sound hardware */ SPEAKER(config, "speaker").front_center(); DAC_8BIT_R2R(config, m_dac, 0).add_route(ALL_OUTPUTS, "speaker", 0.15); // unknown DAC - voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref", 0)); - vref.add_route(0, "helifire_dac", 1.0, DAC_VREF_POS_INPUT); - vref.add_route(0, "helifire_dac", -1.0, DAC_VREF_NEG_INPUT); } |