diff options
Diffstat (limited to 'src/mame/drivers/hyperspt.cpp')
-rw-r--r-- | src/mame/drivers/hyperspt.cpp | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/mame/drivers/hyperspt.cpp b/src/mame/drivers/hyperspt.cpp index c6192743be0..b003e0794ef 100644 --- a/src/mame/drivers/hyperspt.cpp +++ b/src/mame/drivers/hyperspt.cpp @@ -23,6 +23,7 @@ Based on drivers from Juno First emulator by Chris Hardy (chrish@kcbbs.gen.nz) #include "machine/nvram.h" #include "machine/watchdog.h" #include "sound/dac.h" +#include "sound/volt_reg.h" #include "screen.h" #include "speaker.h" @@ -332,7 +333,8 @@ static MACHINE_CONFIG_START( hyperspt ) MCFG_SOUND_ADD("trackfld_audio", TRACKFLD_AUDIO, 0) MCFG_SOUND_ADD("dac", DAC_8BIT_R2R, 0) MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 0.4) // unknown DAC - MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_POS_INPUT, 1.0) MCFG_SOUND_REFERENCE_INPUT(DAC_VREF_NEG_INPUT, -1.0) + MCFG_DEVICE_ADD("vref", VOLTAGE_REGULATOR, 0) MCFG_VOLTAGE_REGULATOR_OUTPUT(5.0) + MCFG_SOUND_ROUTE_EX(0, "dac", 1.0, DAC_VREF_POS_INPUT) MCFG_SOUND_ROUTE_EX(0, "dac", -1.0, DAC_VREF_NEG_INPUT) MCFG_SOUND_ADD("snsnd", SN76496, XTAL_14_31818MHz/8) /* verified on pcb */ MCFG_SOUND_ROUTE(ALL_OUTPUTS, "speaker", 1.0) |