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Diffstat (limited to 'src/devices/bus/centronics/covox.cpp')
-rw-r--r--src/devices/bus/centronics/covox.cpp9
1 files changed, 0 insertions, 9 deletions
diff --git a/src/devices/bus/centronics/covox.cpp b/src/devices/bus/centronics/covox.cpp
index 6cafe74cb42..d37d96ce958 100644
--- a/src/devices/bus/centronics/covox.cpp
+++ b/src/devices/bus/centronics/covox.cpp
@@ -8,7 +8,6 @@
#include "emu.h"
#include "covox.h"
-#include "sound/volt_reg.h"
#include "speaker.h"
//**************************************************************************
@@ -43,9 +42,6 @@ void centronics_covox_device::device_add_mconfig(machine_config &config)
/* sound hardware */
SPEAKER(config, "speaker").front_center();
DAC_8BIT_R2R(config, m_dac, 0).add_route(ALL_OUTPUTS, "speaker", 0.5); // unknown DAC
- voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
- vref.add_route(0, "dac", 1.0, DAC_VREF_POS_INPUT);
- vref.add_route(0, "dac", -1.0, DAC_VREF_NEG_INPUT);
}
void centronics_covox_device::device_start()
@@ -96,11 +92,6 @@ void centronics_covox_stereo_device::device_add_mconfig(machine_config &config)
SPEAKER(config, "rspeaker").front_right();
DAC_8BIT_R2R(config, m_ldac, 0).add_route(ALL_OUTPUTS, "lspeaker", 0.5); // unknown DAC
DAC_8BIT_R2R(config, m_rdac, 0).add_route(ALL_OUTPUTS, "rspeaker", 0.5); // unknown DAC
- voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
- vref.add_route(0, "ldac", 1.0, DAC_VREF_POS_INPUT);
- vref.add_route(0, "ldac", -1.0, DAC_VREF_NEG_INPUT);
- vref.add_route(0, "rdac", 1.0, DAC_VREF_POS_INPUT);
- vref.add_route(0, "rdac", -1.0, DAC_VREF_NEG_INPUT);
}
void centronics_covox_stereo_device::device_start()