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Diffstat (limited to 'src/devices/bus/centronics/samdac.cpp')
-rw-r--r--src/devices/bus/centronics/samdac.cpp7
1 files changed, 0 insertions, 7 deletions
diff --git a/src/devices/bus/centronics/samdac.cpp b/src/devices/bus/centronics/samdac.cpp
index b976f521947..01b18963e44 100644
--- a/src/devices/bus/centronics/samdac.cpp
+++ b/src/devices/bus/centronics/samdac.cpp
@@ -8,7 +8,6 @@
#include "emu.h"
#include "samdac.h"
-#include "sound/volt_reg.h"
#include "speaker.h"
@@ -29,12 +28,6 @@ void centronics_samdac_device::device_add_mconfig(machine_config &config)
DAC_8BIT_R2R(config, m_dac[0], 0).add_route(ALL_OUTPUTS, "lspeaker", 0.5);
DAC_8BIT_R2R(config, m_dac[1], 0).add_route(ALL_OUTPUTS, "rspeaker", 0.5);
-
- voltage_regulator_device &vref(VOLTAGE_REGULATOR(config, "vref"));
- vref.add_route(0, m_dac[0], 1.0, DAC_VREF_POS_INPUT);
- vref.add_route(0, m_dac[0], -1.0, DAC_VREF_NEG_INPUT);
- vref.add_route(0, m_dac[1], 1.0, DAC_VREF_POS_INPUT);
- vref.add_route(0, m_dac[1], -1.0, DAC_VREF_NEG_INPUT);
}